[Form 4] STURM RUGER & CO INC Insider Trading Activity

Rhea-AI Filing Summary

Christopher John Killoy, a director of Sturm, Ruger & Co., reported two open-market sales under a Rule 10b5-1 trading plan adopted February 26, 2025. On 09/19/2025 he sold 1,224 shares at $40.00. On 09/22/2025 he sold 8,776 shares at $40.0021. After these transactions his reported beneficial ownership is 28,249 shares, held jointly with his spouse. The form is a routine Section 16 disclosure showing disposition activity by an insider; the filing was signed by an attorney-in-fact on behalf of the reporting person.

Positive

• Sales executed under a Rule 10b5-1 trading plan, indicating pre-arranged, compliant dispositions.
• Clear disclosure of amounts and prices for both transactions (1,224 at $40.00 and 8,776 at $40.0021).
• Reporting shows continued beneficial ownership of 28,249 shares held jointly with spouse.

Negative

• Insider sold a total of 10,000 shares, which reduces the reporting person's stake.
• Sale prices around $40 realize position at current market levels; no accompanying explanatory context in the filing.

Insights

Corporate Governance Expert

TL;DR: Routine, pre-planned insider sales under a 10b5-1 plan; no indication of unusual timing or undisclosed related events.

The transactions were executed pursuant to a Rule 10b5-1 trading plan adopted on February 26, 2025, which provides an affirmative defense to insider trading claims when conditions are met. The disclosure clearly reports the dates, share counts and prices and notes continued beneficial ownership of 28,249 shares held jointly. For governance review, these sales appear compliant with standard disclosure requirements and were executed via a pre-established plan rather than ad hoc director sales.

Securities Analyst

TL;DR: Insider sold a total of 10,000 RGR shares at roughly $40 per share under a 10b5-1 plan; impact on float is minimal.

The form shows two dispositions totaling 10,000 shares (1,224 and 8,776) at prices of $40.00 and $40.0021. Given the modest size relative to a typical public company float and that sales were executed under a trading plan, this is unlikely to signal company-specific material news. The filing provides clear transactional detail useful for monitoring insider activity but does not provide operational or financial updates.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

X

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Killoy Christopher John

(Last) (First) (Middle)

C/O STURM, RUGER & COMPANY, INC.

ONE LACEY PLACE

(Street)

SOUTHPORT CT 06890

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
STURM RUGER & CO INC [ RGR ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
09/19/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	09/19/2025		S(1)		1,224	D	$40	37,025	I	Held jointly with spouse.
Common Stock	09/22/2025		S(1)		8,776	D	$40.0021	28,249	I	Held jointly with spouse.

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The reported sale occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on February 26, 2025.

	/s/ David J. Muhlenberg, attorney-in-fact	09/23/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transactions did RGR director Christopher John Killoy report?

He reported two sales: 1,224 shares on 09/19/2025 at $40.00 and 8,776 shares on 09/22/2025 at $40.0021.

Were the RGR sales part of a 10b5-1 trading plan?

Yes. The filing states the sales occurred automatically pursuant to a Rule 10b5-1 trading plan adopted February 26, 2025.

How many RGR shares does Killoy beneficially own after these transactions?

The filing reports 28,249 shares beneficially owned following the reported transactions, held jointly with his spouse.

Who signed the Form 4 for Killoy's transactions?

The form was signed by David J. Muhlenberg, attorney-in-fact, on behalf of the reporting person on 09/23/2025.

Does the Form 4 disclose any derivative transactions for Killoy?

No. Table II for derivative securities contains no reported transactions in this filing.