Mentor Capital (MNTR) CEO adds shares and holds large convertible stakes

Rhea-AI Filing Summary

Mentor Capital, Inc. director and Chief Executive Officer Chester Billingsley reported a small open-market purchase of 3 shares of common stock at $0.065 per share. After this trade, he directly holds 3,200,399 common shares.

He also holds Series D Warrants exercisable at $0.0200 per share for 47,274 underlying common shares until May 11, 2038, and Series Q Preferred Shares that are convertible into common stock at no additional cost. On March 31, 2026, 11 Series Q Convertible Preferred Shares were eligible to be converted into 3,607,722 common shares.

Insider Trade Summary

Net Buyer: 3 shares ($0)

Net Buy 3 txns

Insider Billingsley Chester

Role Chief Executive Officer

Bought 3 shs ($0.20)

Type	Security	Shares	Price	Value
Purchase	Common Stock	3	$0.065	$0.20
holding	Series D Warrants	--	--	--
holding	Series Q Preferred Shares	--	--	--

Holdings After Transaction: Common Stock — 3,200,399 shares (Direct); Series D Warrants — 47,274 shares (Direct); Series Q Preferred Shares — 3,607,722 shares (Direct)

Footnotes (1)

1. Series Q Preferred Stock is convertible into Common Stock, at the option of the holder, at any time after the date of issuance of such share and prior to the of redemption of such share of Series Q Preferred Stock by the Company, into such number of fully paid and nonassessable shares of Common Stock as determined by dividing the Series Q Conversion Value by the Conversion Price at the time in effect for such share. The Series Q Preferred Shares can be converted into Common Stock at no additional cost. The Series Q Preferred Shares have no expiration date. The per share Series Q Conversion Value, as defined in the Certificate of Designation, shall be calculated by the Company at least once each calendar quarter. The per share Series Q Conversion Value shall be equal to the quotient of the Core Q Holdings Asset Value divided by the number of issued and outstanding shares of Series Q Preferred Stock. The Conversion Price of the Series Q Preferred Stock shall be at the product of one hundred and five percent and the closing price of the Common Stock of the Company on a date designated and published by the Company to Series Q Preferred Stock holders. On March 31, 2026, 11 Series Q Convertible Preferred Shares were eligible to be converted into 3,607,722 shares of the Company's Common Stock.

Key Figures

Open-market purchase: 3 shares at $0.065 Common shares held: 3,200,399 shares Series D Warrants exercise price: $0.0200 per share +3 more

6 metrics

Open-market purchase 3 shares at $0.065 Common Stock transaction on April 1, 2026

Common shares held 3,200,399 shares Direct ownership after April 1, 2026 transaction

Series D Warrants exercise price $0.0200 per share Warrants on Common Stock expiring May 11, 2038

Series D underlying shares 47,274 shares Common stock underlying Series D Warrants

Series Q underlying shares eligible 3,607,722 shares From 11 Series Q Preferred Shares as of March 31, 2026

Series Q exercise price $0.0000 No additional cost to convert Series Q into common

Key Terms

Series D Warrants, Series Q Preferred Stock, Series Q Conversion Value, Conversion Price, +1 more

5 terms

Series D Warrants financial

"The Form 4 shows Billingsley holding Series D Warrants with an exercise price"

Series Q Preferred Stock financial

"Series Q Preferred Stock is convertible into Common Stock, at the option of the holder"

Series Q Conversion Value financial

"The per share Series Q Conversion Value, as defined in the Certificate of Designation"

Conversion Price financial

"The Conversion Price of the Series Q Preferred Stock shall be at the product of one hundred and five percent"

The conversion price is the fixed price at which a convertible security, like a bond or preferred stock, can be exchanged for shares of common stock. It acts like a set rate that determines how many shares an investor can receive if they choose to convert their investment. This helps investors understand the value and potential benefits of converting their securities into company shares.

Core Q Holdings Asset Value financial

"The per share Series Q Conversion Value shall be equal to the quotient of the Core Q Holdings Asset Value"

Form 4 Insider Transactions: What Each Field Means →

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).

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 TEXAS 75093

(City) (State) (Zip)

UNITED STATES

(Country)

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
04/01/2026

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

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

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

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	04/01/2026		P		3	A	$0.065	3,200,399	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
Series Q Preferred Shares	(1)							(1)	(1)	Common Stock	3,607,722(2)		11(2)	D

Explanation of Responses:

1. Series Q Preferred Stock is convertible into Common Stock, at the option of the holder, at any time after the date of issuance of such share and prior to the of redemption of such share of Series Q Preferred Stock by the Company, into such number of fully paid and nonassessable shares of Common Stock as determined by dividing the Series Q Conversion Value by the Conversion Price at the time in effect for such share. The Series Q Preferred Shares can be converted into Common Stock at no additional cost. The Series Q Preferred Shares have no expiration date.

2. The per share Series Q Conversion Value, as defined in the Certificate of Designation, shall be calculated by the Company at least once each calendar quarter. The per share Series Q Conversion Value shall be equal to the quotient of the Core Q Holdings Asset Value divided by the number of issued and outstanding shares of Series Q Preferred Stock. The Conversion Price of the Series Q Preferred Stock shall be at the product of one hundred and five percent and the closing price of the Common Stock of the Company on a date designated and published by the Company to Series Q Preferred Stock holders. On March 31, 2026, 11 Series Q Convertible Preferred Shares were eligible to be converted into 3,607,722 shares of the Company's Common Stock.

	/s/ Chester Billingsley	04/03/2026
	** 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.
* Form 4: SEC 1474 (03-26)