TNET

tnet-202602120000937098False00009370982026-02-122026-02-12

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 12, 2026

TRINET GROUP, INC.

(Exact name of registrant as specified in its charter)

Delaware001-3637395-3359658 (State or other jurisdiction of incorporation or organization)(Commission File Number)(I.R.S. Employer Identification No.) One Park Place, Suite 600 Dublin, CA94568 (Address of principal executive offices)(Zip Code)

Registrant’s telephone number, including area code: (510) 352-5000

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 $0.000025 per shareTNETNew York Stock Exchange

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 12, 2026, TriNet Group, Inc. (the “Company”) issued a press release announcing the Company’s financial and operating results for the quarter and full year ended December 31, 2025. A copy of the press release, entitled “TriNet Announces Fourth Quarter, Fiscal Year 2025 Results, and Full Year 2026 Guidance” is furnished as Exhibit 99.1 hereto and incorporated by reference. The information in this Current Report on Form 8-K and the exhibit attached hereto shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act, regardless of any general incorporation language in such filing. Item 9.01 Financial Statements and Exhibits (d) Exhibits

Exhibit NumberDescription 99.1Press Release, dated February 12, 2026, entitled “TriNet Announces Fourth Quarter, Fiscal Year 2025 Results, and Full Year 2026 Guidance"

104Cover Page Interactive Data File (embedded with the Inline XBRL document)

INDEX TO EXHIBITS

Exhibit NumberDescription 99.1Press Release, dated February 12, 2026, entitled “TriNet Announces Fourth Quarter, Fiscal Year 2025 Results, and Full Year 2026 Guidance"

104Cover Page Interactive Data File (embedded with the Inline XBRL document)

SIGNATURES

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.

TriNet Group, Inc. Date:February 12, 2026By:/s/ Sidney Majalya Sidney Majalya Senior Vice President, Chief Legal Officer and Secretary

tnet-202510230000937098False00009370982025-10-232025-10-23

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 23, 2025

TRINET GROUP, INC.

(Exact name of registrant as specified in its charter)

Delaware001-3637395-3359658 (State or other jurisdiction of incorporation or organization)(Commission File Number)(I.R.S. Employer Identification No.) One Park Place, Suite 600 Dublin, CA94568 (Address of principal executive offices)(Zip Code)

Registrant’s telephone number, including area code: (510) 352-5000

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 $0.000025 per shareTNETNew York Stock Exchange

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 29, 2025, TriNet Group, Inc. (the “Company”) issued a press release announcing the Company’s financial and operating results for the quarter ended September 30, 2025. A copy of the press release, entitled “TriNet Announces Third Quarter 2025 Results & Reaffirms Full Year 2025 Guidance” is furnished as Exhibit 99.1 hereto and incorporated by reference. The information in this Current Report on Form 8-K and the exhibit attached hereto shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act, regardless of any general incorporation language in such filing. Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers CFO Transition On October 23, 2025, the Company's Board of Directors (the “Board”) appointed Ms. Mala Murthy as the Chief Financial Officer and Executive Vice-President of the Company, effective November 28, 2025 (the “Effective Date”). Ms. Kelly Tuminelli will step down from her current position as Chief Financial Officer and Executive Vice-President of the Company on the Effective Date, after more than five years in this position. Ms. Murthy, age 61, will have served as Chief Financial Officer of Teladoc Health, Inc. from June 2019 until November 2025. Prior to that, she served as Chief Financial Officer of Global Commercial Services at American Express from June 2012 to May 2019, and held various leadership positions at PepsiCo from 1995 to May 2012. In addition, Ms. Murthy has served as a board member to Avantor, Inc. since November 2021. Ms. Murthy holds a master’s degree in public and private management from the Yale School of Management, an MBA from the Indian Institute of Management and a bachelor’s degree in computer science and engineering from Jadavpur University, in India. The Company and Ms. Murthy entered into an employment agreement in connection with her appointment (the “Employment Agreement”). Ms. Murthy’s employment is at-will, and pursuant to the Employment Agreement, Ms. Murthy is eligible for the following compensation, (i) an annual base salary of $650,000, (ii) a sign-on bonus of $500,000, subject to repayment on a pro-rated basis in the event of a separation from service prior to the first anniversary of the Effective Date due to Ms. Murthy’s voluntary resignation or termination for cause, and (iii) an annual target bonus of 100% of Ms. Murthy’s annual base salary, subject to the achievement of performance metrics established by the Company; provided that for 2025, Ms. Murthy will be paid her target bonus pro-rated for the portion of the year during which she is employed. In connection with her commencement of service, Ms. Murt

tnet-202507250000937098False00009370982025-07-252025-07-25

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, 2025

TRINET GROUP, INC.

(Exact name of registrant as specified in its charter)

Delaware001-3637395-3359658 (State or other jurisdiction of incorporation or organization)(Commission File Number)(I.R.S. Employer Identification No.) One Park Place, Suite 600 Dublin, CA94568 (Address of principal executive offices)(Zip Code)

Registrant’s telephone number, including area code: (510) 352-5000

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 $0.000025 per shareTNETNew York Stock Exchange

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, 2025, TriNet Group, Inc. (the “Company”) issued a press release announcing the Company’s financial and operating results for the quarter ended June 30, 2025. A copy of the press release, entitled “TriNet Announces Second Quarter 2025 Results & Reaffirms Full Year 2025 Guidance” is furnished as Exhibit 99.1 hereto and incorporated by reference. The information in this Current Report on Form 8-K and the exhibit attached hereto shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act, regardless of any general incorporation language in such filing. Item 9.01 Financial Statements and Exhibits (d) Exhibits

Exhibit NumberDescription 99.1Press Release, dated July 25, 2025, entitled “TriNet Announces Second Quarter 2025 Results & Reaffirms Full Year 2025 Guidance"

104Cover Page Interactive Data File (embedded with the Inline XBRL document)

INDEX TO EXHIBITS

Exhibit NumberDescription 99.1Press Release, dated July 25, 2025, entitled “TriNet Announces Second Quarter 2025 Results & Reaffirms Full Year 2025 Guidance"

104Cover Page Interactive Data File (embedded with the Inline XBRL document)

SIGNATURES

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.

TriNet Group, Inc. Date:July 25, 2025By:/s/ Sidney Majalya Sidney Majalya Senior Vice President, Chief Legal Officer and Secretary