MEDP

medp-20260209FALSE000166839700016683972026-02-092026-02-09

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 9, 2026

Medpace Holdings, Inc. (Exact name of Registrant as Specified in Its Charter)

Delaware001-3785632-0434904 (State or Other Jurisdiction of Incorporation)(Commission File Number)(IRS Employer Identification No.)

5375 Medpace Way Cincinnati, Ohio 45227 (Address of Principal Executive Offices)(Zip Code)

Registrant’s Telephone Number, Including Area Code: 513 579-9911 Not Applicable (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:

oWritten communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

oSoliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

oPre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

oPre-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 $0.01 par valueMEDPNASDAQ 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 o 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. o

Item 2.02 Results of Operations and Financial Condition. On February 9, 2026, Medpace Holdings, Inc. (the “Company”) issued a press release announcing its financial results for the three and twelve months ended December 31, 2025. The full text of the press release was posted on the Company’s internet website and is furnished as Exhibit 99.1 hereto and incorporated herein by reference. Pursuant to General Instruction B.2 of Current Report on Form 8-K, the information contained in, or incorporated into, Item 2.02, including the press release attached as Exhibit 99.1, is being furnished and shall not be deemed “filed” for the 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 into any registration statement or other filing under the Securities Act of 1933, as amended, or the Exchange Act, except as shall be expressly set forth by specific reference to such filing.

Item 9.01 Financial Statements and Exhibits. (d) Exhibits

Exhibit No.Description 99.1Press release dated February 9, 2026

104Cover Page Interactive Data File (embedded within 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 thereunto duly authorized.

MEDPACE HOLDINGS, INC.

Date:February 9, 2026By:/s/ Kevin M. Brady Kevin M. Brady, Chief Financial Officer

medp-20251022FALSE000166839700016683972025-10-222025-10-22

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 22, 2025

Medpace Holdings, Inc. (Exact name of Registrant as Specified in Its Charter)

Delaware001-3785632-0434904 (State or Other Jurisdiction of Incorporation)(Commission File Number)(IRS Employer Identification No.)

5375 Medpace Way Cincinnati, Ohio 45227 (Address of Principal Executive Offices)(Zip Code)

Registrant’s Telephone Number, Including Area Code: 513 579-9911 Not Applicable (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:

oWritten communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

oSoliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

oPre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

oPre-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 $0.01 par valueMEDPNASDAQ 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 o 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. o

Item 2.02 Results of Operations and Financial Condition. On October 22, 2025, the Company issued a press release announcing its financial results for the three and nine months ended September 30, 2025. The full text of the press release was posted on the Company’s internet website and is furnished as Exhibit 99.1 hereto and incorporated herein by reference. Pursuant to General Instruction B.2 of Current Report on Form 8-K, the information contained in, or incorporated into, Item 2.02, including the press release attached as Exhibit 99.1, is being furnished and shall not be deemed “filed” for the 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 into any registration statement or other filing under the Securities Act of 1933, as amended, or the Exchange Act, except as shall be expressly set forth by specific reference to such filing.

Item 9.01 Financial Statements and Exhibits. (d) Exhibits

Exhibit No.Description 99.1Press release dated October 22, 2025

104Cover Page Interactive Data File (embedded within 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 thereunto duly authorized.

MEDPACE HOLDINGS, INC.

Date:October 22, 2025By:/s/ Kevin M. Brady Kevin M. Brady, Chief Financial Officer

medp-20250717FALSE000166839700016683972025-07-172025-07-17

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 17, 2025

Medpace Holdings, Inc. (Exact name of Registrant as Specified in Its Charter)

Delaware001-3785632-0434904 (State or Other Jurisdiction of Incorporation)(Commission File Number)(IRS Employer Identification No.)

5375 Medpace Way Cincinnati, Ohio 45227 (Address of Principal Executive Offices)(Zip Code)

Registrant’s Telephone Number, Including Area Code: 513 579-9911 Not Applicable (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:

oWritten communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

oSoliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

oPre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

oPre-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 $0.01 par valueMEDPNASDAQ 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 o 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. o

Item 1.01 Entry into a Material Definitive Agreement. On July 17, 2025, Medpace Holdings, Inc., a Delaware corporation (the "Company"), through its wholly owned subsidiaries, Medpace, Inc., as borrower, and Medpace IntermediateCo, Inc., as guarantor, entered into Amendment No.9 to Loan Documents (“Amendment No. 9”) with PNC Bank, National Association in connection with the Company’s unsecured credit facility (the “Loan Documents”). Amendment No. 9 changes the aggregate principal amount that may be borrowed under the facility’s line of credit to up to $10 million.

The foregoing description of Amendment No. 9 is qualified in its entirety by reference to Amendment No. 9. A copy of Amendment No. 9 is filed herewith as Exhibit 10.1 and incorporated herein by reference.

Item 2.02 Results of Operations and Financial Condition. On July 21, 2025, the Company issued a press release announcing its financial results for the three and six months ended June 30, 2025. The full text of the press release was posted on the Company’s internet website and is furnished as Exhibit 99.1 hereto and incorporated herein by reference. Pursuant to General Instruction B.2 of Current Report on Form 8-K, the information contained in, or incorporated into, Item 2.02, including the press release attached as Exhibit 99.1, is being furnished and shall not be deemed “filed” for the 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 into any registration statement or other filing under the Securities Act of 1933, as amended, or the Exchange Act, except as shall be expressly set forth by specific reference to such filing.

Item 9.01 Financial Statements and Exhibits. (d) Exhibits

Exhibit No.Description 10.1Amendment No. 9 dated July 17, 2025 to Loan Documents

99.1Press release dated July 21, 2025

104Cover Page Interactive Data File (embedded within 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 thereunto duly authorized.

MEDPACE HOLDINGS, INC.

Date:July 21, 2025By:/s/ Kevin M. Brady Kevin M. Brady, Chief Financial Officer