SCHEDULE 13D/A

BIOMEA FUSION INC

Common Stock · CUSIP: 09077A106

Event date: 2025-10-08

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: 1,795,928 · Class: 2.59%

• Cormorant Global Healthcare GP, LLCReported CIK 0001618451

  Shares: 1,795,928 · Class: 2.59%

• Cormorant Private Healthcare Fund III LPReported CIK 0001817320

  Shares: 1,717,232 · Class: 2.48%

• Cormorant Private Healthcare GP III, LLC

  Shares: 1,717,232 · Class: 2.48%

• Cormorant Asset Management, LPReported CIK 0001583977

  Shares: 3,570,872 · Class: 5.15%

• Chen BihuaReported CIK 0001599214

  Shares: 3,681,664 · Class: 5.31%

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