Form: 3

Initial statement of beneficial ownership of securities

November 5, 2025

Documents

SEC Form 3
FORM 3 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES


Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
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1. Name and Address of Reporting Person*
Pena Luis C.

(Last) (First) (Middle)
C/O EVOMMUNE, INC.
1841 PAGE MILL ROAD, SUITE 100

(Street)
PALO ALTO CA 94304

(City) (State) (Zip)
2. Date of Event Requiring Statement (Month/Day/Year)
11/05/2025
3. Issuer Name and Ticker or Trading Symbol
Evommune, Inc. [ EVMN ]
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
X Director 10% Owner
X Officer (give title below) Other (specify below)
President & CEO
5. If Amendment, Date of Original Filed (Month/Day/Year)
6. Individual or Joint/Group Filing (Check Applicable Line)
X Form filed by One Reporting Person
Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4) 2. Amount of Securities Beneficially Owned (Instr. 4) 3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock 658,596(1) D
Table II - Derivative Securities Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4) 2. Date Exercisable and Expiration Date (Month/Day/Year) 3. Title and Amount of Securities Underlying Derivative Security (Instr. 4) 4. Conversion or Exercise Price of Derivative Security 5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 6. Nature of Indirect Beneficial Ownership (Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Series Seed Preferred Stock (2) (2) Common Stock 24,225 (2) D
Employee Stock Option (Right to Buy) (3) 05/10/2032 Common Stock 394,830 3.07 D
Employee Stock Option (Right to Buy) (4) 01/12/2033 Common Stock 102,692 3.58 D
Employee Stock Option (Right to Buy) (5) 05/11/2033 Common Stock 192,114 3.84 D
Employee Stock Option (Right to Buy) (6) 01/05/2034 Common Stock 23,797 1.71 D
Employee Stock Option (Right to Buy) (7) 12/08/2034 Common Stock 290,774 2.99 D
Employee Stock Appreciation Right (8) (9) Common Stock 444,992 2.99 D
Explanation of Responses:
1. Includes 189,003 restricted stock units ("RSUs"). Each RSU represents the contingent right to receive one share of common stock of the Issuer. One fourth (1/4) of the RSUs shall vest on each of December 9, 2025, December 9, 2026, December 9, 2027 and December 9, 2028, subject to the Reporting Person's continuous service through each such vesting date.
2. The Series Seed Preferred Stock is convertible into Common Stock on a 1-for-8.518 basis and has no expiration date. Upon the closing of the Issuer's initial public offering, all shares of Series Seed Preferred Stock will be converted into shares of Common Stock of the Issuer.
3. One fourth (1/4) of the shares subject to the option award vested on May 11, 2023 and the remaining shares subject to the option vested or shall vest in thirty-six (36) equal monthly installments thereafter, subject to the Reporting Person's continuous service through such vesting date.
4. One fourth (1/4) of the shares subject to the option award vested on January 13, 2024 and the remaining shares subject to the option vested or shall vest in thirty-six (36) equal monthly installments thereafter, subject to the Reporting Person's continuous service through such vesting date.
5. One fourth (1/4) of the shares subject to the option award vested on May 12, 2024 and the remaining shares subject to the option vested or shall vest in thirty-six (36) equal monthly installments thereafter, subject to the Reporting Person's continuous service through such vesting date.
6. One fourth (1/4) of the shares subject to the option award vested on January 6, 2025 and the remaining shares subject to the option vested or shall vest in thirty-six (36) equal monthly installments thereafter, subject to the Reporting Person's continuous service through such vesting date.
7. One fourth (1/4) of the shares subject to the option award shall vest on December 9, 2025 and the remaining shares subject to the option shall vest in thirty-six (36) equal monthly installments thereafter, subject to the Reporting Person's continuous service through such vesting date.
8. Each Employee Stock Appreciation Right ("SAR") represents the contingent right to receive one share of common stock of the Issuer. The SARs vest upon: (i) a liquidity event requirement, which will be satisfied upon the first to occur of: (a) a Change in Control (as defined in the applicable SAR award agreement) or (b) upon completion of the Issuers initial public offering, at such time as the 30-day volume-weighted average price of the Issuer's common stock is greater than $40.75 and (ii) one fourth (1/4) of the SARs shall vest on each of December 9, 2025, December 9, 2026, December 9, 2027 and December 9, 2028, subject to the Reporting Person's continuous service through each such vesting date.
9. The SARs have no expiration date.
/s/ Gregory S. Moss, Attorney-in-Fact 11/05/2025
** Signature of Reporting Person Date

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.