SCHEDULE 13G/A

BioAge Labs Inc

Common Stock, par value $0.00001 per share · CUSIP: 09077V100

Event date: 2024-12-31

Reporting persons may disclose overlapping interests. Their amounts are shown individually and are not added into a filing total.

Filing-level shares

Unavailable

Percent of class

Unavailable

• RA Capital Management, L.P.

  Shares: 1,310,589.00 · Class: 3.7%

• Peter Kolchinsky

  Shares: 1,310,589.00 · Class: 3.7%

• Rajeev Shah

  Shares: 1,310,589.00 · Class: 3.7%

• RA Capital Healthcare Fund, L.P.

  Shares: 982,942.00 · Class: 2.7%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.