Certara, Inc.

Item 5.07 Submission of Matters to a Vote of Security Holders On May 14, 2026, Certara, Inc. (the “Company”) held its annual meeting of stockholders. The proposals are described in the Company’s proxy statement for the 2026 Annual Meeting of Stockholders filed with the Securities and Exchange Commission on April 3, 2026. The final results of the votes regarding each proposal are set forth below. The Company’s stockholders elected the three Class III directors listed below to the Board of Directors of the Company to hold office until the 2029 annual meeting of stockholders and until their respective successors have been duly elected and qualified. The voting results were as follows: For Withheld Broker Non-Vote ─────────────────────────────────────────────────────────────────── Arjun Bedi 121,707,485 1,028,187 19,881,657 Stephen McLean 99,884,645 22,851,027 19,881,657 Jon Resnick 121,713,279 1,022,393 19,881,657 The Company’s stockholders ratified the selection of RSM US LLP as the Company’s independent registered public accounting firm for the 2026 fiscal year. The voting results were as follows: For Against Abstain Broker Non-Vote ─────────────────────────────────────────────────────── 141,730,429 764,353 122,547 0 The Company’s stockholders approved, on a non-binding advisory basis, the compensation of the Company’s named executive officers for the most recently completed fiscal year. The voting results were as follows: For Against Abstain Broker Non-Vote ─────────────────────────────────────────────────────────── 120,333,107 2,289,297 113,268 19,881,657