Results of Operations

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549   FORM 8-K   CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934   Date of Report (Date of earliest event reported) July 31, 2024   STURM, RUGER & COMPANY, INC. (Exact Name of Registrant as Specified in its Charter)   Delaware (State or Other Jurisdiction of Incorporation) 001-10435 (Commission File Number) 06-0633559 (IRS Employer Identification Number)   One Lacey Place , Southport , Connecticut 06890 (Address of Principal Executive Offices) (Zip Code)   (203) 259-7843 Registrant’s telephone number, including area code   N/A (Former name or former address, if changed since last report)   Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions ( see General Instruction A.2. below): ¨ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) ¨ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) ¨ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) ¨ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) Securities registered pursuant to Section 12(b) of the Act: Title of each class Trading Symbol(s) Name of each exchange on which registered Common Stock RGR NYSE   Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (17 CFR §230.405) or Rule 12b-2 of the Securities Exchange Act of 1934 (17 CFR §240.12b-2). Emerging growth company ¨ If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ¨ 1       Item 2.02 Results of Operations and Financial Condition   On July 31, 2024, the Company issued a press release to stockholders and other interested parties regarding financial results for the second quarter ended June 29, 2024. A copy of the press release is furnished as Exhibit 99.1 to this Current Report on Form 8-K and incorporated herein by reference.   The information in this Current Report on Form 8-K and the Exhibit attached hereto shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934 (the “Exchange Act”) or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933 or the Exchange Act, except as expressly set forth by specific reference in such a filing.   Item 9.01 Financial Statements and Exhibits   Exhibit No . Description     99.1 Press release of Sturm, Ruger & Company, Inc., dated July 31, 2024, reporting the financial results for the second quarter ended June 29, 2024.     SIGNATURES   Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, hereunto duly authorized.          STURM, RUGER & COMPANY, INC.                                           By: /S/ Thomas A. Dineen     Name: Thomas A. Dineen     Title: Principal Financial Officer,        Principal Accounting Officer,        Senior Vice President, Treasurer and       Chief Financial Officer     Dated: July 31, 2024     2