SEC Form 4

FORM 4		UNITED 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	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5
X	Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
	Check 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* Cormorant Asset Management, LP (Last) (First) (Middle) 200 CLARENDON STREET 52ND FLOOR (Street) BOSTON MA 02116 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol BioAge Labs, Inc. [ BIOA ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director 10% Owner Officer (give title below) X Other (specify below) Former 10% Owner
	3. Date of Earliest Transaction (Month/Day/Year) 09/27/2024
	4. If Amendment, Date of Original Filed (Month/Day/Year)	6. Individual or Joint/Group Filing (Check Applicable Line) Form filed by One Reporting Person X 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)
			Code	V	Amount	(A) or (D)	Price
Common Stock	09/27/2024		C		1,179,529	A	(1)	1,179,529	I	See Footnotes(1)(2)(3)
Common Stock	09/27/2024		P		450,000	A	$18	1,629,529	I	See Footnotes(3)(4)

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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Series D Redeemable Convertible Preferred Stock	(1)	09/27/2024		C			5,263,772	(1)	(1)	Common Stock	1,179,529	(1)	0	I	See Footnotes(1)(2)(3)

1. Name and Address of Reporting Person* Cormorant Asset Management, LP (Last) (First) (Middle) 200 CLARENDON STREET 52ND FLOOR (Street) BOSTON MA 02116 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director 10% Owner Officer (give title below) X Other (specify below) Former 10% Owner

1. Name and Address of Reporting Person* Cormorant Private Healthcare Fund V LP (Last) (First) (Middle) 200 CLARENDON STREET 52ND FLOOR (Street) BOSTON MA 02116 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director 10% Owner Officer (give title below) X Other (specify below) Former 10% Owner

1. Name and Address of Reporting Person* Chen Bihua (Last) (First) (Middle) C/O CORMORANT ASSET MANAGEMENT, LP 200 CLARENDON STREET, 52ND FLOOR (Street) BOSTON MA 02116 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director 10% Owner Officer (give title below) X Other (specify below) Former 10% Owner

1. Name and Address of Reporting Person* Cormorant Private Healthcare Fund IV LP (Last) (First) (Middle) 200 CLARENDON STREET 52ND FLOOR (Street) BOSTON MA 02116 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director 10% Owner Officer (give title below) X Other (specify below) Former 10% Owner

Explanation of Responses:

1. Each share of the Series D Redeemable Convertible Preferred Stock ("Series D Preferred Stock") automatically converted into 0.224084614 shares of Common Stock of the Issuer ("Common Stock") upon the closing of the Issuer's initial public offering of Common Stock. The Series D Preferred Stock had no expiration date.

2. Represents (i) 173,704 shares of Series D Preferred Stock beneficially owned by the Master Fund (defined below), which converted into 38,924 shares of Common Stock, (ii) 2,769,271 shares of Series D Preferred Stock beneficially owned by Fund IV (defined below), which converted into 620,551 shares of Common Stock, and (iii) 2,320,797 shares of Series D Preferred Stock beneficially owned by Fund V (defined below), which converted into 520,054 shares of Common Stock.

3. Cormorant Asset Management, LP ("Cormorant") serves as the investment manager of Cormorant Global Healthcare Master Fund, LP (the "Master Fund"), Cormorant Private Healthcare Fund IV, LP ("Fund IV") and Cormorant Private Healthcare Fund V, LP ("Fund V"). Cormorant Global Healthcare GP, LLC ("GP LLC"), Cormorant Private Healthcare GP IV, LLC ("GP IV") and Cormorant Private Healthcare GP V, LLC ("GP V") serve as General Partner of the Master Fund, Fund IV and Fund V, respectively. Bihua Chen serves as manager of Cormorant, GP LLC, GP IV and GP V. Each of the Reporting Persons disclaims beneficial ownership of the shares reported herein except to the extent of its or her pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that any of the Reporting Persons is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934 or for any other purpose.

4. Represents shares of Common Stock purchased for the account of the Master Fund.

	CORMORANT ASSET MANAGEMENT, LP By: /s/ Bihua Chen, Managing Member	10/01/2024
	CORMORANT PRIVATE HEALTHCARE FUND V, LP By: Cormorant Private Healthcare GP V, LLC, its General Partner By: /s/ Bihua Chen, Managing Member	10/01/2024
	BIHUA CHEN By: /s/ Bihua Chen, Individually	10/01/2024
	CORMORANT PRIVATE HEALTHCARE FUND IV, LP By: Cormorant Private Healthcare GP IV, LLC, its General Partner By: /s/ Bihua Chen, Managing Member	10/01/2024
	** Signature of Reporting Person	Date
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* 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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