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Form 8-K

sec.gov

8-K — Certara, Inc.

Accession: 0001104659-26-037798

Filed: 2026-03-31

Period: 2026-03-27

CIK: 0001827090

SIC: 7372 (SERVICES-PREPACKAGED SOFTWARE)

Item: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers

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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): March 27, 2026

Certara,

Inc.

(Exact name of registrant

as specified in its charter)

Delaware

001-39799

82-2180925

(State or other jurisdiction

of incorporation)

(Commission

File Number)

(IRS Employer

Identification No.)

4

Radnor Corporate Center, Suite 350

Radnor, Pennsylvania

19087

(Address of principal executive offices)

(Zip Code)

(415) 237-8272

(Registrant's telephone

number, including area code)

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 class

Trading

Symbol(s)

Name

of each exchange on which registered

Common stock, par value $0.01 per share

CERT

The Nasdaq 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 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of

Certain Officers.

On March 27, 2026, Cynthia Collins, a member of the Board of Directors

(the “Board”) of Certara, Inc. (the “Company”) and the Audit Committee of the Board, notified the Company

of her intention to resign as a Class II director on the Board, effective as of May 14, 2026, the date of the Company’s

2026 annual meeting of stockholders. Ms. Collins advised the Company that her resignation is not the result of any disagreement with

the Company on any matter relating to its operations, policies or practices.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934,

as amended, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Date: March 31, 2026

CERTARA, INC.

(Registrant)

By:

/s/ Daniel D. Corcoran

Daniel D. Corcoran

Senior Vice President and General Counsel

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