SCHEDULE 13D/A

BIOMEA FUSION INC

Common Stock · CUSIP: 09077A106

Event date: 2025-10-22

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

• Cormorant Global Healthcare Master Fund, LPReported CIK 0001618442

  Shares: 477,791 · Class: 0.69%

• Cormorant Global Healthcare GP, LLCReported CIK 0001618451

  Shares: 477,791 · Class: 0.69%

• Cormorant Private Healthcare Fund III LPReported CIK 0001817320

  Shares: 456,855 · Class: 0.66%

• Cormorant Private Healthcare GP III, LLC

  Shares: 456,855 · Class: 0.66%

• Cormorant Asset Management, LPReported CIK 0001583977

  Shares: 950,000 · Class: 1.37%

• Chen BihuaReported CIK 0001599214

  Shares: 1,060,792 · Class: 1.53%

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