Mentor Capital (MNTR) CEO & 10% Owner Adds to Stake in Open-Market Buys

Rhea-AI Filing Summary

Mentor Capital, Inc. insider buying: Chester Billingsley, the company’s Chief Executive Officer, director, and more than 10% owner, reported open-market purchases of Mentor Capital common stock. On 12/02/2025, he bought 1,300 shares at a price of $0.0916 per share, and on 12/04/2025 he bought an additional 500 shares at $0.0912 per share, both recorded as acquisitions. Following these transactions, he beneficially owned 3,144,796 shares of Mentor Capital common stock directly. He also held 47,274 Series D warrants exercisable at $0.02 per share, with an expiration date of 05/11/2038, each warrant linked to underlying Mentor Capital common shares.

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

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

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^*

Billingsley Chester

(Last) (First) (Middle)

5964 CAMPUS COURT

(Street)

PLANO TX 75093

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Mentor Capital, Inc. [ MNTR ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
12/02/2025

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	12/02/2025		P		1,300	A	$0.0916	3,144,296	D
Common Stock	12/04/2025		P		500	A	$0.0912	3,144,796	D

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
Series D Warrants	$0.02							04/11/2000	05/11/2038	Common Stock	47,274		47,274	D

Explanation of Responses:

	/s/ Chester Billingsley	12/04/2025
	** 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 Mentor Capital (MNTR) report in this Form 4?

The filing shows that Chester Billingsley, an insider of Mentor Capital, Inc., reported two open-market purchases of the company’s common stock on 12/02/2025 and 12/04/2025.

How many Mentor Capital (MNTR) shares did the insider buy and at what prices?

On 12/02/2025, he acquired 1,300 shares at $0.0916 per share. On 12/04/2025, he acquired 500 shares at $0.0912 per share.

What is Chester Billingsley’s total beneficial ownership in Mentor Capital (MNTR) after these trades?

After the reported transactions, Chester Billingsley beneficially owned 3,144,796 shares of Mentor Capital common stock directly.

What roles does the reporting person hold at Mentor Capital (MNTR)?

Chester Billingsley is reported as a Director, a 10% Owner, and an Officer serving as Chief Executive Officer of Mentor Capital, Inc.

Does the Mentor Capital (MNTR) insider hold any derivative securities such as warrants?

Yes. He holds 47,274 Series D warrants with an exercise price of $0.02 per share, linked to Mentor Capital common stock, expiring on 05/11/2038.

Is the Form 4 for Mentor Capital (MNTR) filed by more than one reporting person?

No. The filing indicates it is a Form filed by one reporting person, namely Chester Billingsley.