SEC Form S-8 filed by Kymera Therapeutics Inc.

As filed with the Securities and Exchange Commission on February 26, 2026

Registration No. 333-   

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM S-8

REGISTRATION STATEMENT

UNDER

THE SECURITIES ACT OF 1933

KYMERA THERAPEUTICS, INC.

(Exact name of registrant as specified in its charter)

Kymera Therapeutics, Inc. 2020 Stock Option and Incentive Plan

Kymera Therapeutics, Inc. Amended and Restated 2020 Employee Stock Purchase Plan

(Full title of the plan)

Nello Mainolfi, Ph.D.

Founder, President and Chief Executive Officer

Kymera Therapeutics, Inc.

500 North Beacon Street, 4th Floor

Watertown, MA 02472

(Name and address of agent for service)

(857) 285-5300

(Telephone number, including area code, of agent for service)

Copies to:

William D. Collins, Esq.

Catherine Magazu, Esq.

Goodwin Procter LLP

100 Northern Avenue

Boston, Massachusetts 02210

(617) 570-1000

Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company or an emerging growth company. See the definitions of “large accelerated filer,” “accelerated filer,” “smaller reporting company,” and “emerging growth company” in Rule 12b-2 of the Exchange Act.

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 pursuant to Section 7(a)(2)(B) of the Securities Act. ☐

EXPLANATORY NOTE

This Registration Statement on Form S-8 registers (i) 3,885,551 additional shares of common stock, $0.0001 par value per share (the “Common Stock”), of Kymera Therapeutics, Inc. (the “Company”) under the Kymera Therapeutics, Inc. 2020 Stock Option and Incentive Plan, as amended (the “Plan”) and (ii) 438,898 additional shares of Common Stock under the Kymera Therapeutics, Inc. Amended and Restated 2020 Employee Stock Purchase Plan (the “ESPP”). The additional shares are of the same class as other securities relating to the Plan and the ESPP for which the Registrant’s registration statements filed on Form S-8 filed with the Securities and Exchange Commission on August 21, 2020 (File No. 333-248249), March 11, 2021 (File No. 333-254122), February 24, 2022 (File No.  333-262947), February 23, 2023 (File No.  333-269928), February 22, 2024 (File No.  333-277242) and February 27, 2025 (File No. 333-285308) are effective. The information contained in the Registrant’s registration statements on Form S-8 (Registration Nos. 333-248249, 333-254122, 333-262947, 333-269928, 333-277242 and 333-285308) are hereby incorporated by reference pursuant to General Instruction E.

Part II

INFORMATION REQUIRED IN THE REGISTRATION STATEMENT

Item 8. Exhibits.

SIGNATURES

Pursuant to the requirements of the Securities Act of 1933, as amended, the Registrant certifies that it has reasonable grounds to believe that it meets all of the requirements for filing on Form S-8 and has duly caused this Registration Statement to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of Watertown, Commonwealth of Massachusetts, on February 26, 2026.

POWER OF ATTORNEY AND SIGNATURES

KNOW ALL PERSONS BY THESE PRESENTS, that each person whose signature appears below constitutes and appoints each of Nello Mainolfi, Ph.D. and Bruce Jacobs, CFA, MBA as such person’s true and lawful attorneys-in-fact and agents, with full power of substitution and resubstitution in each of them, for such person in such person’s name, place and stead, in any and all capacities, to sign for us and in our names in the capacities indicated below the Registration Statement on Form S-8 of Kymera Therapeutics, Inc., and any or all amendments (including post-effective amendments), and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite or necessary to be done in connection therewith and about the premises, as fully to all intents and purposes as he might or could do in person, hereby ratifying and confirming all that said attorneys-in-fact and agents or any of them, or substitutes of any of them, may lawfully do or cause to be done by virtue hereof.

Pursuant to the requirements of the Securities Act of 1933, as amended, this Registration Statement on Form S-8 has been signed by the following persons in the capacities and on the dates indicated.