Form 4 Filing for Stephen J. Timm

Stephen J. Timm, a director at Sturm, Ruger & Co Inc (RGR), acquired 2,420 shares of Common Stock on April 10, 2026. This acquisition, valued at $0, is subject to restrictions and will vest on April 9, 2031, as indicated by footnote F1. Additionally, Timm acquired another 1,308 shares of Common Stock on the same date, also with a transaction price of $0. These shares are also subject to restrictions and will vest on May 30, 2028, as per footnote F2. Following these transactions, Timm directly owns 3,728 shares of the company's common stock. The filing was signed by David J. Muhlenberg as attorney-in-fact.