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
_______________________________
Syndax Pharmaceuticals, Inc.
(Exact name of registrant as specified in its charter)
_______________________________
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Delaware |
32-0162505 |
(State or other jurisdiction of incorporation or organization) |
(IRS employer identification number) |
730 Third Avenue
9th Floor
New York, New York 10017
(781) 419-1400
(Address of principal executive offices)
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2015 Omnibus Incentive Plan
2015 Employee Stock Purchase Plan
(Full titles of the plans)
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Michael A. Metzger
Chief Executive Officer
Syndax Pharmaceuticals, Inc.
730 Third Avenue
9th Floor
New York, New York 10017
(781) 419-1400
(Name, address and telephone number of agent for service)
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Laura A. Berezin Jaime L. Chase Cooley LLP 1700 Seventh Avenue, Suite 1900 Seattle, Washington 98101 (206) 452-8700 |
Luke J. Albrecht General Counsel & Secretary Syndax Pharmaceuticals, Inc. 730 Third Avenue 9th Floor New York, New York 10017 (781) 419-1400 |
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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.
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Large accelerated filer |
Accelerated filer |
Non-accelerated filer |
Smaller reporting company |
Emerging growth company |
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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 7(a)(2)(B) of the Securities Act.
Explanatory Note
This Registration Statement on Form S-8 (“Registration Statement”) is being filed for the purpose of registering 3,746,239 shares of the Registrant’s common stock, par value $0.0001 per share (the “Common Stock”), comprising (i) 3,496,239 additional shares of the Registrant’s common stock under the Registrant’s 2015 Omnibus Incentive Plan (the “2015 Plan”) pursuant to the provisions of the 2015 Plan providing for an automatic increase in the number of shares of Common Stock reserved and available for issuance under the 2015 Plan on January 1, 2026, and (ii) 250,000 additional shares of the Registrant’s Common Stock under the Registrant’s 2015 Employee Stock Purchase Plan (the “ESPP”) pursuant to the provisions of the ESPP providing for an automatic increase in the number of shares of Common Stock reserved and available for issuance under the ESPP on January 1, 2026.
PART II
INFORMATION REQUIRED IN THE REGISTRATION STATEMENT
Item 3. Incorporation of Documents by References
The Registrant previously registered shares of its Common Stock for issuance under the 2015 Plan and the ESPP under Registration Statements on Form S-8 filed with the Securities and Exchange Commission on March 25, 2016 (File No. 333-210412), August 25, 2017 (File No. 333-220172), August 8, 2018 (File No. 333-226678), August 7, 2019 (File No. 333-233083), August 6, 2020 (File No. 333-241654), August 9, 2021 (File No. 333-258628), March 1, 2022 (File No. 333-263185), February 28, 2023 (File No. 333-270093), February 27, 2024 (File No. 333-277423) and March 4, 2025 (File No. 333-285529). Pursuant to General Instruction E to Form S-8, this Registration Statement hereby incorporates by reference the contents of the Registration Statements referenced above.
Item 8. Exhibits
The exhibits to this Registration Statement are listed below and incorporated by reference herein.
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Exhibit
Number |
Exhibit Description |
4.1 |
Amended and Restated Certificate of Incorporation (incorporated herein by reference to Exhibit 3.1 to the Registrant’s Current Report on Form 8-K, SEC (File No. 001-37708), filed with the SEC on March 8, 2016). |
4.2 |
Certificate of Amendment to the Amended and Restated Certificate of Incorporation of the Company (incorporated herein by reference to Exhibit 3.1 to the Company’s Current Report on Form 8-K (File No. 001-37708), as filed with the SEC on May 18, 2023). |
4.3 |
Amended and Restated Bylaws (incorporated herein by reference to Exhibit 3.2 to the Registrant’s Current Report on Form 8-K, SEC (File No. 001-37708), filed with the SEC on December 19, 2025). |
5.1 |
Opinion of Cooley LLP. |
23.1 |
Consent of Independent Registered Accounting Firm. |
23.2 |
Consent of Cooley LLP (included in Exhibit 5.1). |
24.1 |
Power of Attorney (included on the signature page to this Registration Statement). |
99.1 |
2015 Omnibus Incentive Plan (incorporated herein by reference to Exhibit 4.13 to the Company’s Registration Statement on Form S-8, SEC (File No. 333-210412), as filed with the SEC on March 25, 2016). |
99.2 |
2015 Employee Stock Purchase Plan (incorporated herein by reference to Exhibit 4.16 to the Company’s Registration Statement on Form S-8, SEC (File No. 333-210412), as filed with the SEC on March 25, 2016). |
107 |
Calculation of Filing Fee Table. |
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 New York, State of New York, on February 26, 2026.
Syndax Pharmaceuticals, Inc.
By: /s/ Michael A. Metzger
Michael A. Metzger
Chief Executive Officer
POWER OF ATTORNEY
KNOW ALL PERSONS BY THESE PRESENTS, that each person whose signature appears below constitutes and appoints Michael A. Metzger and Luke J. Albrecht, and each of them, his true and lawful attorney-in-fact and agents, each with full power of substitution and resubstitution, for him or her and in his or her name, place and stead, in any and all capacities, to sign any and all amendments (including post-effective amendments) to this Registration Statement, 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 and necessary to be done in connection therewith, as fully to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that said attorneys-in-fact and agents, or any of them, or their or his or her substitutes or substitute, 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 has been signed by the following persons in the capacities and on the dates indicated.
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Signature |
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Title |
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Date |
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/s/ Michael A. Metzger |
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Chief Executive Officer and Director (Principal Executive Officer) |
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February 26, 2026 |
Michael A. Metzger |
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/s/ Keith A. Goldan |
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Chief Financial Officer (Principal Financial Officer) |
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February 26, 2026 |
Keith A. Goldan |
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/s/ Dennis G. Podlesak |
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Chairman of the Board of Directors |
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February 26, 2026 |
Dennis G. Podlesak |
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/s/ Martin H. Huber, M.D. |
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Director |
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February 26, 2026 |
Martin H. Huber, M.D. |
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/s/ Jennifer Jarrett |
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Director |
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February 26, 2026 |
Jennifer Jarrett |
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/s/ Keith A. Katkin |
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Director |
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February 26, 2026 |
Keith A. Katkin |
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/s/ Pierre Legault |
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Director |
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February 26, 2026 |
Pierre Legault |
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/s/ Aleksandra Rizo, M.D., Ph.D. |
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Director |
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February 26, 2026 |