SCHEDULE 13D/A

JASPER THERAPEUTICS INC

Voting Common Stock, par value $0.0001 per share · CUSIP: 471871202

Event date: 2026-02-18

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

• The Carlyle Group Inc.Reported CIK 0001527166

  Shares: 1,088,310.00 · Class: 3.8%

• Carlyle Holdings I GP Inc.Reported CIK 0001548626

  Shares: 1,088,310.00 · Class: 3.8%

• Carlyle Holdings I GP Sub L.L.C.Reported CIK 0001548627

  Shares: 1,088,310.00 · Class: 3.8%

• Carlyle Holdings I L.P.Reported CIK 0001548628

  Shares: 1,088,310.00 · Class: 3.8%

• CG Subsidiary Holdings L.L.C.Reported CIK 0001790577

  Shares: 1,088,310.00 · Class: 3.8%

• TC Group, L.L.C.Reported CIK 0000933790

  Shares: 1,088,310.00 · Class: 3.8%

• Carlyle Investment Management L.L.C.Reported CIK 0001354120

  Shares: 1,088,310.00 · Class: 3.8%

• Carlyle Genesis UK LLCReported CIK 0001941860

  Shares: 1,088,310.00 · Class: 3.8%

• Abingworth LLPReported CIK 0001397144

  Shares: 1,088,310.00 · Class: 3.8%

• Abingworth Bioventures VII LPReported CIK 0001688313

  Shares: 1,088,310.00 · Class: 3.8%

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