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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, 2025

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. ¨

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| Item 7.01 | Regulation FD Disclosure

On July 31, 2025, Sturm, Ruger & Company, Inc. (the “Company”) hosted its post-earnings release conference call and webcast to discuss our second quarter 2025 financial results. As part of such conference call and webcast, a PowerPoint presentation was shown by the Company to participants. The transcript of the conference call and webcast is included as Exhibit 99.1 to this Report on Form 8-K. The PowerPoint presentation used in such conference call and webcast is included as Exhibit 99.2 to this Report on Form 8-K.

The information in this Report on Form 8-K (including the exhibits) is furnished pursuant to Item 7.01 and shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liabilities of that section. This Report on Form 8-K will not be deemed an admission as to the materiality of any information in the Report that is required to be disclosed solely by Regulation FD.

The text included with this Report on Form 8-K and the replay of the conference call and webcast on July 31, 2025 (including the PowerPoint presentation), is available on our website located at Ruger.com/corporate, although we reserve the right to discontinue that availability at any time.

Certain statements contained in this Report on Form 8-K (including the exhibits) may be deemed to be forward-looking statements under federal securities laws, and we intend that such forward-looking statements be subject to the safe harbor created thereby. Such forward-looking statements include, but are not limited to, statements regarding market demand, sales levels of firearms, anticipated castings sales and earnings, the need for external financing for operations or capital expenditures, the results of pending litigation against the Company, the impact of future firearms control and environmental legislation, and accounting estimates. Readers are cautioned not to place undue reliance on these forward-looking statements, which speak only as of the date made. The Company undertakes no obligation to publish revised forward-looking statements to reflect events or circumstances after the date such forward-looking statements are made or to reflect the occurrence of subsequent unanticipated events.

| Item 9.01 | Financial Statements and Exhibits

Exhibit No. | Description
99.1 | Transcript of conference call and webcast conducted on July 31, 2025.
99.2 | PowerPoint presentation used in conference call and webcast conducted on July 31, 2025.

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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: August 1, 2025

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