SEC FORM 4SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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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checkbox checkedCheck this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
checkbox uncheckedCheck this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
Henderson Jane

(Last)(First)(Middle)
C/O APOGEE THERAPEUTICS, INC.
1 LETTERMAN DRIVE, BUILDING B

(Street)
SAN FRANCISCOCA94129

(City)(State)(Zip)
2. Issuer Name and Ticker or Trading Symbol
Apogee Therapeutics, Inc. [ APGE ]
Foreign Trading Symbol
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director10% Owner
checkbox checkedOfficer (give title below)Other (specify below)
Chief Financial Officer
3. Date of Earliest Transaction (Month/Day/Year)
09/03/2026
4. If Amendment, Date of Original Filed (Month/Day/Year)
6. Individual or Joint/Group Filing (Check Applicable Line)
checkbox checkedForm filed by One Reporting Person
Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Common Stock09/03/2026D158,371(1)D(1)0D
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Stock Option (Right to Buy)$22.8609/03/2026D175,345 (2)(3)12/18/2033Common Stock175,345(3)0D
Stock Option (Right to Buy)$49.0709/03/2026D124,962 (2)(3)12/09/2034Common Stock124,962(3)0D
Stock Option (Right to Buy)$75.7809/03/2026D83,690 (2)(3)01/02/2036Common Stock83,690(3)0D
Explanation of Responses:
1. The reported securities represent shares of the Issuer's common stock disposed of pursuant to the terms of the Agreement and Plan of Merger, dated as of June 18, 2026 (the "Merger Agreement"), among Andor LLC, Andor Merger Co., the Issuer and AbbVie Inc.
2. The reported options were vested as of the date of the Merger or became fully vested in connection with the Merger.
3. Each reported option was disposed of, pursuant to the Merger Agreement, in exchange for a cash payment equal to the excess of the per share merger consideration of $135.11 over the exercise price of such option.
/s/ Matthew Batters, as attorney-in-fact for Jane Pritchett Henderson09/03/2026
** Signature of Reporting PersonDate
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 4 (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).
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