EXPO

Form 8-KFalse000085152000008515202026-02-052026-02-05iso4217:USDxbrli:sharesiso4217:USDxbrli:shares

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported):  February 5, 2026

Exponent, Inc. (Exact name of registrant as specified in its charter)

Delaware0-1865577-0218904 (State or Other Jurisdiction of Incorporation)(Commission File Number)(I.R.S. Employer Identification No.) 149 Commonwealth Drive Menlo Park, California 94025 (Address of Principal Executive Offices) (Zip Code) (650) 326-9400 (Registrant's telephone number, including area code)

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading Symbol(s)Name of each exchange on which registered Common Stock, par value $0.001 per shareEXPONasdaq Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company ☐ If an emerging growth company,indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02. Results of Operations and Financial Condition.

On February 5, 2026, Exponent, Inc. issued a press release announcing its financial results for the fourth quarter ended January 2, 2026. The press release is attached hereto as Exhibit 99.1 and incorporated by reference.

Item 7.01. Regulation FD Disclosure.

On February 5, 2026, Exponent, Inc. announced that its Board of Directors has declared a quarterly cash dividend of $0.31 per share to be paid on March 20, 2026, to all common stockholders of record as of March 6, 2026. A copy of the press release announcing the dividend is attached hereto as Exhibit 99.2 and is incorporated herein by reference.

Item 9.01. Financial Statements and Exhibits.

99.1 Press release dated February 5, 2026. 99.2 Press release dated February 5, 2026. 104 Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. Exponent, Inc.

Date: February 5, 2026By: /s/ Richard L. Schlenker Richard L. Schlenker Executive Vice President, Chief Financial Officer, and Corporate Secretary

Form 8-KFalse000085152000008515202025-10-302025-10-30iso4217:USDxbrli:sharesiso4217:USDxbrli:shares

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported):  October 30, 2025

Exponent, Inc. (Exact name of registrant as specified in its charter)

Delaware0-1865577-0218904 (State or Other Jurisdiction of Incorporation)(Commission File Number)(I.R.S. Employer Identification No.) 149 Commonwealth Drive Menlo Park, California 94025 (Address of Principal Executive Offices) (Zip Code) (650) 326-9400 (Registrant's telephone number, including area code)

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading Symbol(s)Name of each exchange on which registered Common Stock, par value $0.001 per shareEXPONasdaq Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company ☐ If an emerging growth company,indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02. Results of Operations and Financial Condition.

On October 30, 2025, Exponent, Inc. issued a press release announcing its financial results for the third quarter ended October 3, 2025. The press release is attached hereto as Exhibit 99.1 and incorporated by reference.

Item 7.01. Regulation FD Disclosure.

On October 30, 2025, Exponent, Inc. announced that its Board of Directors has declared a quarterly cash dividend of $0.30 per share to be paid on December 19, 2025, to all common stockholders of record as of December 5, 2025. The Board of Directors also authorized an additional $100 million for share repurchases. This is in addition to the $21.6 million available for repurchase as of October 3, 2025. A copy of the press release announcing the dividend and additional share repurchase authorization is attached hereto as Exhibit 99.2 and is incorporated herein by reference.

Item 9.01. Financial Statements and Exhibits.

99.1 Press Release dated October 30, 2025 99.2 Press Release dated October 30, 2025 104 Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. Exponent, Inc.

Date: October 30, 2025By: /s/ Richard L. Schlenker Richard L. Schlenker Executive Vice President, Chief Financial Officer, and Corporate Secretary

Form 8-KFalse000085152000008515202025-07-312025-07-31iso4217:USDxbrli:sharesiso4217:USDxbrli:shares

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported):  July 31, 2025

Exponent, Inc. (Exact name of registrant as specified in its charter)

Delaware0-1865577-0218904 (State or Other Jurisdiction of Incorporation)(Commission File Number)(I.R.S. Employer Identification No.) 149 Commonwealth Drive Menlo Park, California 94025 (Address of Principal Executive Offices) (Zip Code) (650) 326-9400 (Registrant's telephone number, including area code)

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading Symbol(s)Name of each exchange on which registered Common Stock, par value $0.001 per shareEXPONasdaq Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company ☐ If an emerging growth company,indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02. Results of Operations and Financial Condition.

On July 31, 2025, Exponent, Inc. issued a press release announcing its financial results for the second quarter ended July 4, 2025. The press release is attached hereto as Exhibit 99.1 and incorporated by reference.

Item 7.01. Regulation FD Disclosure.

On July 31, 2025, Exponent, Inc. announced that its Board of Directors has declared a quarterly cash dividend of $0.30 per share to be paid on September 19, 2025 to all common stockholders of record as of September 5, 2025. A copy of the press release announcing the dividend is attached hereto as Exhibit 99.2 and is incorporated herein by reference.

Item 9.01. Financial Statements and Exhibits.

99.1 Press Release dated July 31, 2025 99.2 Press Release dated July 31, 2025 104 Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. Exponent, Inc.

Date: July 31, 2025By: /s/ Richard L. Schlenker Richard L. Schlenker Executive Vice President, Chief Financial Officer, and Corporate Secretary

Form 8-K0000851520 False 0000851520 2025-05-01 2025-05-01 iso4217:USD xbrli:shares iso4217:USD xbrli:shares

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported):  May 1, 2025

Exponent, Inc. (Exact name of registrant as specified in its charter)

Delaware0-1865577-0218904 (State or Other Jurisdiction of Incorporation)(Commission File Number)(I.R.S. Employer Identification No.) 149 Commonwealth Drive Menlo Park, California 94025 (Address of Principal Executive Offices) (Zip Code) (650) 326-9400 (Registrant's telephone number, including area code)

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading Symbol(s)Name of each exchange on which registered Common Stock, par value $0.001 per shareEXPONasdaq Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company ☐ If an emerging growth company,indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02. Results of Operations and Financial Condition. On May 1, 2025, Exponent, Inc. issued a press release announcing its financial results for the first quarter ended April 4, 2025. The press release is attached hereto as Exhibit 99.1 and incorporated by reference.

Item 7.01. Regulation FD Disclosure. On May 1, 2025, Exponent, Inc. announced that its Board of Directors has declared a quarterly cash dividend of $0.30 per share to be paid on June 20, 2025 to all common stockholders of record as of June 6, 2025. A copy of the press release announcing the dividend is attached hereto as Exhibit 99.2 and is incorporated herein by reference.

Item 9.01. Financial Statements and Exhibits.

99.1  Press Release dated May 1, 2025 99.2 Press Release dated May 1, 2025 104 Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. Exponent, Inc.

Date: May 1, 2025By: /s/ Richard L. Schlenker Richard L. Schlenker Executive Vice President, Chief Financial Officer, and Corporate Secretary

Form 8-K0000851520 False 0000851520 2025-02-06 2025-02-06 iso4217:USD xbrli:shares iso4217:USD xbrli:shares

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported):  February 6, 2025

Exponent, Inc. (Exact name of registrant as specified in its charter)

Delaware0-1865577-0218904 (State or Other Jurisdiction of Incorporation)(Commission File Number)(I.R.S. Employer Identification No.) 149 Commonwealth Drive Menlo Park, California 94025 (Address of Principal Executive Offices) (Zip Code) (650) 326-9400 (Registrant's telephone number, including area code)

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading Symbol(s)Name of each exchange on which registered Common Stock, par value $0.001 per shareEXPONasdaq Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company ☐ If an emerging growth company,indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02. Results of Operations and Financial Condition. On February 6, 2025, Exponent, Inc. issued a press release announcing its financial results for the fourth quarter ended January 3, 2025. The press release is attached hereto as Exhibit 99.1 and incorporated by reference.

Item 7.01. Regulation FD Disclosure. On February 6, 2025, Exponent, Inc. announced that its Board of Directors has declared a quarterly cash dividend of $0.30 per share to be paid on March 21, 2025 to all common stockholders of record as of March 7, 2025. A copy of the press release announcing the dividend is attached hereto as Exhibit 99.2 and is incorporated herein by reference.

Item 9.01. Financial Statements and Exhibits.

99.1 Press Release dated February 6, 2025 99.2 Press Release dated February 6, 2025 104 Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. Exponent, Inc.

Date: February 6, 2025By: /s/ Richard L. Schlenker Richard L. Schlenker Executive Vice President, Chief Financial Officer, and Corporate Secretary

Form 8-K0000851520 False 0000851520 2024-10-24 2024-10-24 iso4217:USD xbrli:shares iso4217:USD xbrli:shares

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported):  October 24, 2024

Exponent, Inc. (Exact name of registrant as specified in its charter)

Delaware0-1865577-0218904 (State or Other Jurisdiction of Incorporation)(Commission File Number)(I.R.S. Employer Identification No.) 149 Commonwealth Drive Menlo Park, California 94025 (Address of Principal Executive Offices) (Zip Code) (650) 326-9400 (Registrant's telephone number, including area code)

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading Symbol(s)Name of each exchange on which registered Common Stock, par value $0.001 per shareEXPONasdaq Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company ☐ If an emerging growth company,indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02. Results of Operations and Financial Condition. On October 24, 2024, Exponent, Inc. issued a press release announcing its financial results for the third quarter ended September 27, 2024. The press release is attached hereto as Exhibit 99.1 and incorporated by reference.

Item 7.01. Regulation FD Disclosure. On October 24, 2024, Exponent, Inc. announced that its Board of Directors has declared a quarterly cash dividend of $0.28 per share to be paid on December 20, 2024 to all common stockholders of record as of December 6, 2024. A copy of the press release announcing the dividend is attached hereto as Exhibit 99.2 and is incorporated herein by reference.

Item 9.01. Financial Statements and Exhibits.

99.1 Press release dated October 24, 2024. 99.2 Press release dated October 24, 2024. 104 Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. Exponent, Inc.

Date: October 24, 2024By: /s/ Richard L. Schlenker Richard L. Schlenker Executive Vice President, Chief Financial Officer, and Corporate Secretary

Form 8-K0000851520 False 0000851520 2024-07-25 2024-07-25 iso4217:USD xbrli:shares iso4217:USD xbrli:shares

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported):  July 25, 2024

Exponent, Inc. (Exact name of registrant as specified in its charter)

Delaware0-1865577-0218904 (State or Other Jurisdiction of Incorporation)(Commission File Number)(I.R.S. Employer Identification No.) 149 Commonwealth Drive Menlo Park, California 94025 (Address of Principal Executive Offices) (Zip Code) (650) 326-9400 (Registrant's telephone number, including area code)

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading Symbol(s)Name of each exchange on which registered Common Stock, par value $0.001 per shareEXPONasdaq Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company ☐ If an emerging growth company,indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02. Results of Operations and Financial Condition. On July 25, 2024, Exponent, Inc. issued a press release announcing its financial results for the second quarter ended June 28, 2024. The press release is attached hereto as Exhibit 99.1 and incorporated by reference.

Item 7.01. Regulation FD Disclosure. On July 25, 2024, Exponent, Inc. announced that its Board of Directors has declared a quarterly cash dividend of $0.28 per share to be paid on September 20, 2024 to all common stockholders of record as of September 6, 2024. A copy of the press release announcing the dividend is attached hereto as Exhibit 99.2 and is incorporated herein by reference.

Item 9.01. Financial Statements and Exhibits.

99.1 Press Release dated July 25, 2024 99.2 Press Release dated July 25, 2024 104 Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. Exponent, Inc.

Date: July 25, 2024By: /s/ Richard L. Schlenker Richard L. Schlenker Executive Vice President, Chief Financial Officer, and Corporate Secretary

Form 8-K0000851520 False 0000851520 2024-04-25 2024-04-25 iso4217:USD xbrli:shares iso4217:USD xbrli:shares

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported):  April 25, 2024

Exponent, Inc. (Exact name of registrant as specified in its charter)

Delaware0-1865577-0218904 (State or Other Jurisdiction of Incorporation)(Commission File Number)(I.R.S. Employer Identification No.) 149 Commonwealth Drive Menlo Park, California 94025 (Address of Principal Executive Offices) (Zip Code) (650) 326-9400 (Registrant's telephone number, including area code)

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading Symbol(s)Name of each exchange on which registered Common Stock, par value $0.001 per shareEXPONasdaq Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company ☐ If an emerging growth company,indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02. Results of Operations and Financial Condition. On April 25, 2024, Exponent, Inc. issued a press release announcing its financial results for the first quarter ended March 29, 2024. The press release is attached hereto as Exhibit 99.1 and incorporated by reference.

Item 7.01. Regulation FD Disclosure. On April 25, 2024, Exponent, Inc. announced that its Board of Directors has declared a quarterly cash dividend of $0.28 per share to be paid on June 21, 2024 to all common stockholders of record as of June 7, 2024. A copy of the press release announcing the dividend is attached hereto as Exhibit 99.2 and is incorporated herein by reference.

Item 9.01. Financial Statements and Exhibits.

99.1 Press Release dated April 25, 2024 99.2 Press Release dated April 25, 2024 104 Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. Exponent, Inc.

Date: April 25, 2024By: /s/ Richard L. Schlenker Richard L. Schlenker Executive Vice President, Chief Financial Officer, and Corporate Secretary

Form 8-K0000851520 False 0000851520 2024-02-01 2024-02-01 iso4217:USD xbrli:shares iso4217:USD xbrli:shares

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported):  February 1, 2024

Exponent, Inc. (Exact name of registrant as specified in its charter)

Delaware0-1865577-0218904 (State or Other Jurisdiction of Incorporation)(Commission File Number)(I.R.S. Employer Identification No.) 149 Commonwealth Drive Menlo Park, California 94025 (Address of Principal Executive Offices) (Zip Code) (650) 326-9400 (Registrant's telephone number, including area code)

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading Symbol(s)Name of each exchange on which registered Common Stock, par value $0.001 per shareEXPONasdaq Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company ☐ If an emerging growth company,indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02. Results of Operations and Financial Condition. On February 1, 2024, Exponent, Inc. issued a press release announcing its financial results for the fourth quarter ended December 29, 2023. The press release is attached hereto as Exhibit 99.1 and incorporated by reference.

Item 7.01. Regulation FD Disclosure. On February 1, 2024, Exponent, Inc. announced that its Board of Directors has declared a quarterly cash dividend of $0.28 per share to be paid on March 22, 2024 to all common stockholders of record as of March 8, 2024. The Board of Directors also authorized an additional $61.6 million for share repurchases bringing its total authorization to $100 million. A copy of the press release announcing the dividend and additional share repurchase authorization is attached hereto as Exhibit 99.2 and is incorporated herein by reference.

Item 9.01. Financial Statements and Exhibits. 99.1        Press release dated February 1, 2024. 99.2        Press release dated February 1, 2024. 104         Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. Exponent, Inc.

Date: February 1, 2024By: /s/ Richard L. Schlenker Richard L. Schlenker Executive Vice President, Chief Financial Officer, and Corporate Secretary

Form 8-K0000851520 False 0000851520 2023-10-26 2023-10-26 iso4217:USD xbrli:shares iso4217:USD xbrli:shares

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported):  October 26, 2023

Exponent, Inc. (Exact name of registrant as specified in its charter)

Delaware0-1865577-0218904 (State or Other Jurisdiction of Incorporation)(Commission File Number)(I.R.S. Employer Identification No.) 149 Commonwealth Drive Menlo Park, California 94025 (Address of Principal Executive Offices) (Zip Code) (650) 326-9400 (Registrant's telephone number, including area code)

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading Symbol(s)Name of each exchange on which registered Common Stock, par value $0.001 per shareEXPONasdaq Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company ☐ If an emerging growth company,indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02. Results of Operations and Financial Condition. On October 26, 2023, Exponent, Inc. issued a press release announcing its financial results for the third quarter ended September 29, 2023. The press release is attached hereto as Exhibit 99.1 and incorporated by reference.

Item 7.01. Regulation FD Disclosure. On October 26, 2023, Exponent, Inc. announced that its Board of Directors has declared a quarterly cash dividend of $0.26 per share to be paid on December 22, 2023 to all common stockholders of record as of December 8, 2023. A copy of the press release announcing the dividend is attached hereto as Exhibit 99.2 and is incorporated herein by reference.

Item 9.01. Financial Statements and Exhibits.

99.1 Press release dated October 26, 2023. 99.2 Press release dated October 26, 2023. 104 Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. Exponent, Inc.

Date: October 26, 2023By: /s/ Richard L. Schlenker Richard L. Schlenker Executive Vice President, Chief Financial Officer, and Corporate Secretary

Form 8-K0000851520 False 0000851520 2023-07-27 2023-07-27 iso4217:USD xbrli:shares iso4217:USD xbrli:shares

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported):  July 27, 2023

Exponent, Inc. (Exact name of registrant as specified in its charter)

Delaware0-1865577-0218904 (State or Other Jurisdiction of Incorporation)(Commission File Number)(I.R.S. Employer Identification No.) 149 Commonwealth Drive Menlo Park, California 94025 (Address of Principal Executive Offices) (Zip Code) (650) 326-9400 (Registrant's telephone number, including area code)

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading Symbol(s)Name of each exchange on which registered Common Stock, par value $0.001 per shareEXPONasdaq Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company ☐ If an emerging growth company,indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02. Results of Operations and Financial Condition. On July 27, 2023, Exponent, Inc. issued a press release announcing its financial results for the second quarter ended June 30, 2023. The press release is attached hereto as Exhibit 99.1 and incorporated by reference.

Item 7.01. Regulation FD Disclosure. On July 27, 2023, Exponent, Inc. announced that its Board of Directors has declared a quarterly cash dividend of $0.26 per share to be paid on September 22, 2023 to all common stockholders of record as of September 8, 2023. A copy of the press release announcing the dividend is attached hereto as Exhibit 99.2 and is incorporated herein by reference.

Item 9.01. Financial Statements and Exhibits.

99.1 Press Release dated July 27, 2023. 99.2 Press Release dated July 27, 2023. 104 Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. Exponent, Inc.

Date: July 27, 2023By: /s/ Richard L. Schlenker Richard L. Schlenker Executive Vice President, Chief Financial Officer, and Corporate Secretary

Form 8-K0000851520 False 0000851520 2023-04-27 2023-04-27 iso4217:USD xbrli:shares iso4217:USD xbrli:shares

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported):  April 27, 2023

Exponent, Inc. (Exact name of registrant as specified in its charter)

Delaware0-1865577-0218904 (State or Other Jurisdiction of Incorporation)(Commission File Number)(I.R.S. Employer Identification No.) 149 Commonwealth Drive Menlo Park, California 94025 (Address of Principal Executive Offices) (Zip Code) (650) 326-9400 (Registrant's telephone number, including area code)

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading Symbol(s)Name of each exchange on which registered Common Stock, par value $0.001 per shareEXPONasdaq Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company ☐ If an emerging growth company,indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02. Results of Operations and Financial Condition. On April 27, 2023, Exponent, Inc. issued a press release announcing its financial results for the first quarter ended March 31, 2023. The press release is attached hereto as Exhibit 99.1 and incorporated by reference.

Item 7.01. Regulation FD Disclosure. On April 27, 2023, Exponent, Inc. announced that its Board of Directors has declared a quarterly cash dividend of $0.26 per share to be paid on June 23, 2023 to all common stockholders of record as of June 9, 2023. A copy of the press release announcing the dividend is attached hereto as Exhibit 99.2 and is incorporated herein by reference.

Item 9.01. Financial Statements and Exhibits. 99.1      Press release dated April 27, 2023 99.2      Press release dated April 27, 2023 104       Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. Exponent, Inc.

Date: April 27, 2023By: /s/ Richard L. Schlenker Richard L. Schlenker Executive Vice President, Chief Financial Officer, and Corporate Secretary

Form 8-K0000851520 False 0000851520 2023-02-02 2023-02-02 iso4217:USD xbrli:shares iso4217:USD xbrli:shares

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported):  February 2, 2023

Exponent, Inc. (Exact name of registrant as specified in its charter)

Delaware0-1865577-0218904 (State or Other Jurisdiction of Incorporation)(Commission File Number)(I.R.S. Employer Identification No.) 149 Commonwealth Drive Menlo Park, California 94025 (Address of Principal Executive Offices) (Zip Code) (650) 326-9400 (Registrant's telephone number, including area code)

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading Symbol(s)Name of each exchange on which registered Common Stock, par value $0.001 per shareEXPONasdaq Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company ☐ If an emerging growth company,indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02. Results of Operations and Financial Condition. On February 2, 2023, Exponent, Inc. issued a press release announcing its financial results for the fourth quarter ended December 30, 2022. The press release is attached hereto as Exhibit 99.1 and incorporated by reference.

Item 7.01. Regulation FD Disclosure. On February 2, 2023, Exponent, Inc. announced that its Board of Directors has declared a quarterly cash dividend of $0.26 per share to be paid on March 24, 2023 to all common stockholders of record as of March 10, 2023. A copy of the press release announcing the dividend is attached hereto as Exhibit 99.2 and is incorporated herein by reference.

Item 9.01. Financial Statements and Exhibits.

99.1 Press Release dated February 2, 2023 99.2 Press Release dated February 2, 2023 104 Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. Exponent, Inc.

Date: February 2, 2023By: /s/ Richard L. Schlenker Richard L. Schlenker Executive Vice President, Chief Financial Officer, and Corporate Secretary

Form 8-K0000851520 False 0000851520 2022-10-27 2022-10-27 iso4217:USD xbrli:shares iso4217:USD xbrli:shares

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported):  October 27, 2022

Exponent, Inc. (Exact name of registrant as specified in its charter)

Delaware0-1865577-0218904 (State or Other Jurisdiction of Incorporation)(Commission File Number)(I.R.S. Employer Identification No.) 149 Commonwealth Drive Menlo Park, California 94025 (Address of Principal Executive Offices) (Zip Code) (650) 326-9400 (Registrant's telephone number, including area code)

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading Symbol(s)Name of each exchange on which registered Common Stock, par value $0.001 per shareEXPONasdaq Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company ☐ If an emerging growth company,indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02. Results of Operations and Financial Condition. On October 27, 2022, Exponent, Inc. issued a press release announcing its financial results for the third quarter ended September 30, 2022. The press release is attached hereto as Exhibit 99.1 and incorporated by reference.

Item 7.01. Regulation FD Disclosure. On October 27, 2022, Exponent, Inc. announced that its Board of Directors has declared a quarterly cash dividend of $0.24 per share to be paid on December 23, 2022 to all common stockholders of record as of December 9, 2022. A copy of the press release announcing the dividend is attached hereto as Exhibit 99.2 and is incorporated herein by reference.

Item 9.01. Financial Statements and Exhibits.

99.1 Press release dated October 27, 2022. 99.2 Press release dated October 27, 2022. 104    Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. Exponent, Inc.

Date: October 27, 2022By: /s/ Richard L. Schlenker Richard L. Schlenker Executive Vice President, Chief Financial Officer, and Corporate Secretary

Form 8-K0000851520 False 0000851520 2022-07-28 2022-07-28 iso4217:USD xbrli:shares iso4217:USD xbrli:shares

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported):  July 28, 2022

Exponent, Inc. (Exact name of registrant as specified in its charter)

Delaware0-1865577-0218904 (State or Other Jurisdiction of Incorporation)(Commission File Number)(I.R.S. Employer Identification No.) 149 Commonwealth Drive Menlo Park, California 94025 (Address of Principal Executive Offices) (Zip Code) (650) 326-9400 (Registrant's telephone number, including area code)

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading Symbol(s)Name of each exchange on which registered Common Stock, par value $0.001 per shareEXPONasdaq Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company ☐ If an emerging growth company,indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02. Results of Operations and Financial Condition. On July 28, 2022, Exponent, Inc. issued a press release announcing its financial results for the second quarter ended July 1, 2022. The press release is attached hereto as Exhibit 99.1 and incorporated by reference.

Item 7.01. Regulation FD Disclosure. On July 28, 2022, Exponent, Inc. announced that its Board of Directors has declared a quarterly cash dividend of $0.24 per share to be paid on September 23, 2022 to all common stockholders of record as of September 9, 2022. A copy of the press release announcing the dividend is attached hereto as Exhibit 99.2 and is incorporated herein by reference.

Item 9.01. Financial Statements and Exhibits.

99.1 Press Release dated July 28, 2022 99.2 Press Release dated July 28, 2022 104 Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. Exponent, Inc.

Date: July 28, 2022By: /s/ Richard L. Schlenker Richard L. Schlenker Executive Vice President, Chief Financial Officer, and Corporate Secretary

Form 8-K0000851520 False 0000851520 2022-04-28 2022-04-28 iso4217:USD xbrli:shares iso4217:USD xbrli:shares

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported):  April 28, 2022

Exponent, Inc. (Exact name of registrant as specified in its charter)

Delaware0-1865577-0218904 (State or Other Jurisdiction of Incorporation)(Commission File Number)(I.R.S. Employer Identification No.) 149 Commonwealth Drive Menlo Park, California 94025 (Address of Principal Executive Offices) (Zip Code) (650) 326-9400 (Registrant's telephone number, including area code)

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading Symbol(s)Name of each exchange on which registered Common Stock, par value $0.001 per shareEXPONasdaq Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company ☐ If an emerging growth company,indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02. Results of Operations and Financial Condition. On April 28, 2022, Exponent, Inc. issued a press release announcing its financial results for the first quarter ended April 1, 2022. The press release is attached hereto as Exhibit 99.1 and incorporated by reference.

Item 7.01. Regulation FD Disclosure. On April 28, 2022, Exponent, Inc. announced that its Board of Directors has declared a quarterly cash dividend of $0.24 per share to be paid on June 24, 2022 to all common stockholders of record as of June 10, 2022. A copy of the press release announcing the dividend is attached hereto as Exhibit 99.2 and is incorporated herein by reference.

Item 9.01. Financial Statements and Exhibits.

99.1 Press release dated April 28, 2022 99.2 Press release dated April 28, 2022 104 Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. Exponent, Inc.

Date: April 28, 2022By: /s/ Richard L. Schlenker Richard L. Schlenker Executive Vice President, Chief Financial Officer, and Corporate Secretary

Form 8-K0000851520 False 0000851520 2022-02-03 2022-02-03 iso4217:USD xbrli:shares iso4217:USD xbrli:shares

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported):  February 3, 2022

Exponent, Inc. (Exact name of registrant as specified in its charter)

Delaware0-1865577-0218904 (State or Other Jurisdiction of Incorporation)(Commission File Number)(I.R.S. Employer Identification No.) 149 Commonwealth Drive Menlo Park, California 94025 (Address of Principal Executive Offices) (Zip Code) (650) 326-9400 (Registrant's telephone number, including area code)

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading Symbol(s)Name of each exchange on which registered Common Stock, par value $0.001 per shareEXPONasdaq Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company ☐ If an emerging growth company,indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02. Results of Operations and Financial Condition. On February 3, 2022, Exponent, Inc. issued a press release announcing its financial results for the fourth quarter ended December 31, 2021. The press release is attached hereto as Exhibit 99.1 and incorporated by reference.

Item 7.01. Regulation FD Disclosure. On February 3, 2022, Exponent, Inc. announced that its Board of Directors has declared a quarterly cash dividend of $0.24 per share to be paid on March 25, 2022, to all common stockholders of record as of March 11, 2022. A copy of the press release announcing the dividend is attached hereto as Exhibit 99.2 and is incorporated herein by reference.

Item 9.01. Financial Statements and Exhibits.

99.1 Press Release dated February 3, 2022 99.2 Press Release dated February 3, 2022 104 Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. Exponent, Inc.

Date: February 3, 2022By: /s/ Richard L. Schlenker Richard L. Schlenker Executive Vice President, Chief Financial Officer, and Corporate Secretary

Form 8-K0000851520 False 0000851520 2021-10-28 2021-10-28 iso4217:USD xbrli:shares iso4217:USD xbrli:shares

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported):  October 28, 2021

EXPONENT INC

(Exact name of registrant as specified in its charter)

Delaware0-1865577-0218904 (State or Other Jurisdiction of Incorporation)(Commission File Number)(I.R.S. Employer Identification No.) 149 Commonwealth Drive Menlo Park, California 94025 (Address of Principal Executive Offices) (Zip Code) (650) 326-9400 (Registrant's telephone number, including area code)

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading Symbol(s)Name of each exchange on which registered Common Stock, par value $0.001 per shareEXPONasdaq Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company ☐ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02. Results of Operations and Financial Condition. On October 28, 2021, Exponent, Inc. issued a press release announcing its financial results for the third quarter ended October 1, 2021. The press release is attached hereto as Exhibit 99.1 and incorporated by reference.

Item 7.01. Regulation FD Disclosure. On October 28, 2021, Exponent, Inc. announced that its Board of Directors has declared a quarterly cash dividend of $0.20 per share to be paid on December 17, 2021 to all common stockholders of record as of December 3, 2021. A copy of the press release announcing the dividend is attached hereto as Exhibit 99.2 and is incorporated herein by reference.

Item 9.01. Financial Statements and Exhibits.

99.1 Press release dated October 28, 2021. 99.2 Press release dated October 28, 2021. 104 Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

EXPONENT INC

Date: October 28, 2021By: /s/ Richard L. Schlenker Richard L. Schlenker Executive Vice President, Chief Financial Officer, and Corporate Secretary

Form 8-K0000851520 False 0000851520 2021-07-29 2021-07-29 iso4217:USD xbrli:shares iso4217:USD xbrli:shares

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported):  July 29, 2021

EXPONENT INC

(Exact name of registrant as specified in its charter)

Delaware0-1865577-0218904 (State or Other Jurisdiction of Incorporation)(Commission File Number)(I.R.S. Employer Identification No.) 149 Commonwealth Drive Menlo Park, California 94025 (Address of Principal Executive Offices) (Zip Code) (650) 326-9400 (Registrant's telephone number, including area code)

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading Symbol(s)Name of each exchange on which registered Common Stock, par value $0.001 per shareEXPONasdaq Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company ☐ If an emerging growth company,indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02. Results of Operations and Financial Condition. On July 29, 2021, Exponent, Inc. issued a press release announcing its financial results for the second quarter ended July 2, 2021. The press release is attached hereto as Exhibit 99.1 and incorporated by reference.

Item 7.01. Regulation FD Disclosure. On July 29, 2021, Exponent, Inc. announced that its Board of Directors has declared a quarterly cash dividend of $0.20 per share to be paid on September 24, 2021 to all common stockholders of record as of September 10, 2021. A copy of the press release announcing the dividend is attached hereto as Exhibit 99.2 and is incorporated herein by reference.

Item 9.01. Financial Statements and Exhibits.

99.1 Press release dated July 29, 2021. 99.2 Press release dated July 29, 2021. 104 Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

EXPONENT INC

Date: July 29, 2021By: /s/ Richard L. Schlenker Richard L. Schlenker Executive Vice President, Chief Financial Officer, and Corporate Secretary

Form 8-K0000851520 False 0000851520 2021-04-29 2021-04-29 iso4217:USD xbrli:shares iso4217:USD xbrli:shares

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported):  April 29, 2021

EXPONENT INC

(Exact name of registrant as specified in its charter)

Delaware0-1865577-0218904 (State or Other Jurisdiction of Incorporation)(Commission File Number)(I.R.S. Employer Identification No.) 149 Commonwealth Drive Menlo Park, California 94025 (Address of Principal Executive Offices) (Zip Code) (650) 326-9400 (Registrant's telephone number, including area code)

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions: ☐Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ☐Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ☐Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ☐Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act: Title of each classTrading Symbol(s)Name of each exchange on which registered Common Stock, par value $0.001 per shareEXPONasdaq Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter). Emerging growth company ☐ If an emerging growth company,indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02. Results of Operations and Financial Condition. On April 29, 2021, Exponent, Inc. issued a press release announcing its financial results for the first quarter ended April 2, 2021. The press release is attached hereto as Exhibit 99.1 and incorporated by reference.

Item 7.01. Regulation FD Disclosure. On April 29, 2021, Exponent, Inc. announced that its Board of Directors has declared a quarterly cash dividend of $0.20 per share to be paid on June 25, 2021 to all common stockholders of record as of June 11, 2021. A copy of the press release announcing the dividend is attached hereto as Exhibit 99.2 and is incorporated herein by reference.

Item 9.01. Financial Statements and Exhibits.

99.1 Press release dated April 29, 2021. 99.2 Press release dated April 29, 2021. 104 Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

EXPONENT INC

Date: April 29, 2021By: /s/ Richard L. Schlenker Richard L. Schlenker Executive Vice President, Chief Financial Officer, and Corporate Secretary