SCHEDULE 13D/A

CAMP4 Therapeutics Corp.

Common Stock · CUSIP: 13463J101

Event date: 2025-09-09

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

• 5AM Ventures VI, L.P.Reported CIK 0001753037

  Shares: 2,625,145.00 · Class: 5.6%

• 5AM Partners VI, LLCReported CIK 0001829051

  Shares: 2,625,145.00 · Class: 5.6%

• 5AM Ventures VII, L.P.Reported CIK 0001844435

  Shares: 2,941,176.00 · Class: 6.3%

• 5AM Partners VII, LLCReported CIK 0001873545

  Shares: 2,941,176.00 · Class: 6.3%

• 5AM Opportunities II, L.P.Reported CIK 0001844401

  Shares: 302,770.00 · Class: 0.6%

• 5AM Opportunities II (GP), LLCReported CIK 0001873515

  Shares: 302,770.00 · Class: 0.6%

• Andrew J. SchwabReported CIK 0001598549

  Shares: 5,869,091.00 · Class: 12.5%

• Kush ParmarReported CIK 0001664281

  Shares: 5,869,091.00 · Class: 12.5%

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