Sec Form 3 Filing - Pande Vijay Satyanand @ BioAge Labs, Inc. - 2024-09-25

FORM 3 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

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, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person Pande Vijay Satyanand 2. Issuer Name and Ticker or Trading Symbol BioAge Labs, Inc. [ BIOA] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) C/O BIOAGE LABS, INC., 1445A SOUTH 50TH STREET 3. Date of Earliest Transaction (MM/DD/YY) 09/25/2024 (Street) RICHMOND, CA94804 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 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

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 (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 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 (MM/DD/YY) 7. Title and Amount of Underlying Securities (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 of Derivative Security: 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 A-1 Preferred Stock ( 1 ) ( 1 ) ( 1 ) Common Stock 855,972 I AH Bio Fund I, L.P. ( 2 ) ( 3 ) ( 4 ) Series B Preferred Stock ( 5 ) ( 5 ) ( 5 ) Common Stock 413,100 I AH Bio Fund I, L.P. ( 2 ) ( 3 ) ( 4 ) Series C Preferred Stock ( 6 ) ( 6 ) ( 6 ) Common Stock 189,609 I AH Bio Fund III, L.P. ( 3 ) ( 4 ) ( 7 ) Series D Preferred Stock ( 8 ) ( 8 ) ( 8 ) Common Stock 655,294 I AH Bio Fund IV, L.P. ( 3 ) ( 4 ) ( 9 )

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Pande Vijay Satyanand C/O BIOAGE LABS, INC. 1445A SOUTH 50TH STREET RICHMOND, CA94804 X Signatures /s/ Dov A. Goldstein as attorney-in-fact 09/25/2024 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Pursuant to the Issuer's Restated Certificate of Incorporation, each share of Series A-1 Convertible Preferred Stock may be converted, at the option of the holder, at any time. In connection with the completion of the Issuer's initial public offering of its Common Stock, each share of Series A-1 Convertible Preferred Stock shall automatically convert into shares of Common Stock at a ratio of 1-for-0.224084614. The securities have no expiration date. ( 2 )The securities reported in this row are held by AH Bio Fund I, L.P. for itself and as nominee for AH Bio Fund I-B, L.P. (collectively, the "AH Bio Fund I Entities"). AH Equity Partners Bio I, L.L.C. ("AH EP Bio I") is the general partner of the AH Bio Fund I Entities and may be deemed to exercise voting and investment discretion with respect to securities directly held by them. ( 3 )The managing members of each of: (i) AH EP Bio I; (ii) AH EP Bio III; and (iii) AH EP Bio IV (collectively, the "AH Bio GP Entities") are Marc Andreessen and Ben Horowitz, and each of them may be deemed to share voting and investment discretion with respect to securities directly held by the AH Bio Fund Entities. ( 4 )The reporting person serves as one of the members of the AH Bio GP Entities, but he disclaims the existence of a "group" (as that term is used in Section 13(d) of the Securities Exchange Act of 1934, as amended (the "Exchange Act")), and disclaims beneficial ownership of the securities directly held by the AH Bio Fund Entities, and this report shall not be deemed an admission that he is the beneficial owner of the securities reported herein for purposes of Section 16 of the Exchange Act, or for any other purpose, except to the extent of his pecuniary interest therein. ( 5 )Pursuant to the Issuer's Restated Certificate of Incorporation, each share of Series B Convertible Preferred Stock may be converted, at the option of the holder, at any time. In connection with the completion of the Issuer's initial public offering of its Common Stock, each share of Series B Convertible Preferred Stock shall automatically convert into shares of Common Stock at a ratio of 1-for-0.224084614. The securities have no expiration date. ( 6 )Pursuant to the Issuer's Restated Certificate of Incorporation, each share of Series C Convertible Preferred Stock may be converted, at the option of the holder, at any time. In connection with the completion of the Issuer's initial public offering of its Common Stock, each share of Series C Convertible Preferred Stock shall automatically convert into shares of Common Stock at a ratio of 1-for-0.224084614. The securities have no expiration date. ( 7 )The securities reported in this row are held by AH Bio Fund III, L.P., for itself and as nominee for AH Bio Fund III-B, L.P. and AH Bio Fund III-Q, L.P. (collectively, the "AH Bio Fund III Entities"). AH Equity Partners Bio III, L.L.C. ("AH EP Bio III") is the general partner of the AH Bio Fund III Entities and may be deemed to exercise voting and investment discretion with respect to securities directly held by them. ( 8 )Pursuant to the Issuer's Restated Certificate of Incorporation, each share of Series D Convertible Preferred Stock may be converted, at the option of the holder, at any time. In connection with the completion of the Issuer's initial public offering of its Common Stock, each share of Series D Convertible Preferred Stock shall automatically convert into shares of Common Stock at a ratio of 1-for-0.224084614. The securities have no expiration date. ( 9 )The securities reported in this row are held by AH Bio Fund IV, L.P., for itself and as nominee for: (i) AH Bio Fund IV-B, L.P.; (ii) AH 2022 Annual Fund, L.P.; (iii) AH 2022 Annual Fund-B, L.P.; (iv) AH 2022 Annual Fund-QC, L.P.; and (v) CLF Partners III, LP (collectively, the "AH Bio Fund IV Entities" and, together with the AH Bio Fund I Entities and the AH Bio Fund III Entities, the "AH Bio Fund Entities"). AH Equity Partners Bio IV, L.L.C. ("AH EP Bio IV") is the general partner of the AH Bio Fund IV Entities and may be deemed to exercise voting and investment discretion with respect to securities directly held by them.

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

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