SCHEDULE 13D/A

Holley Inc

Common Stock, par value $0.0001 per share · CUSIP: 43538H103

Event date: 2025-09-18

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

• David S. LobelReported CIK 0001251226

  Shares: 24,654,834 · Class: 20.5%

• Holley Parent Holdings, LLCReported CIK 0001871959

  Shares: 24,654,834 · Class: 20.5%

• Sentinel Partners V, L.P.Reported CIK 0001871535

  Shares: 24,654,834 · Class: 20.5%

• Sentinel Managing Company V, Inc.Reported CIK 0001871532

  Shares: 24,654,834 · Class: 20.5%

• Sentinel Capital Partners V, L.P.Reported CIK 0001581247

  Shares: 24,654,834 · Class: 20.5%

• Sentinel Capital Partners V-A, L.P.Reported CIK 0001581249

  Shares: 24,654,834 · Class: 20.5%

• Sentinel Capital Investors V, L.P.Reported CIK 0001581250

  Shares: 24,654,834 · Class: 20.5%

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