SCHEDULE 13G/A

CAMP4 Therapeutics Corp.

Common Stock, par value $0.0001 per share · CUSIP: 13463J101

Event date: 2025-09-30

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

• Northpond Ventures II, LP

  Shares: 1,003,193.00 · Class: 2.1%

• Northpond Ventures II GP, LLC

  Shares: 1,003,193.00 · Class: 2.1%

• Northpond Ventures III, LP

  Shares: 763,636.00 · Class: 1.6%

• Northpond Ventures III GP, LLC

  Shares: 0.00 · Class: 1.6%

• Northpond Ventures, LP

  Shares: 471,415.00 · Class: 1.0%

• Northpond Ventures GP, LLC

  Shares: 471,415.00 · Class: 1.0%

• Michael P. Rubin

  Shares: 2,238,244.00 · Class: 4.8%

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