Solitron Devices (SODI): Exec buys 50,000 shares at $14.50

Solitron Devices (SODI) executive Mark Matson reported acquiring 50,000 shares of common stock at $14.50 per share on 11/10/2025, coded J. Following the transaction, he beneficially owns 228,573 shares, held directly.

Rhea-AI Filing Summary

Solitron Devices (SODI) executive Mark Matson reported acquiring 50,000 shares of common stock at $14.50 per share on 11/10/2025, coded J. Following the transaction, he beneficially owns 228,573 shares, held directly.

The filing notes a Rule 10b5-1(c) trading plan adopted on 08/13/2025 and cites his Employment Agreement giving the right to purchase up to 50,000 shares at $14.50 for ninety days after that effective date. The share price on the exercise date was $18.50. Matson serves as President and COO.

Insider Trade Summary

Other: 50,000 shares

Other 1 txn

Insider Matson Mark

Role President and COO

Type	Security	Shares	Price	Value
Other	Common stock	50,000	$14.50	$725K

Holdings After Transaction: Common stock — 228,573 shares (Direct)

Footnotes (2)

1. F1. Adoption date of referenced 10b5-1(c) plan is: 08-13-2025.
2. F2. Per the terms of Mr. Matson's Employment Agreement, Effective Date August 13, 2025, Mr. Matson has the right to purchase up to 50,000 shares of Company common stock at a share price of $14.50 for a period of ninety days after the Effective Date. The share price on the exercise date was $18.50.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did SODI's executive report in the Form 4?

Mark Matson reported acquiring 50,000 shares of common stock at $14.50 per share on 11/10/2025.

How many SODI shares does Mark Matson now beneficially own?

He beneficially owns 228,573 shares, held directly.

Was the SODI transaction under a 10b5-1 plan?

Yes. The filing references a Rule 10b5-1(c) plan adopted on 08/13/2025.

What agreement set the purchase terms for the SODI shares?

His Employment Agreement (effective 08/13/2025) allowed purchase of up to 50,000 shares at $14.50 for ninety days.

What was SODI’s share price on the exercise date?

The share price on the exercise date was $18.50.

What is Mark Matson’s role at SODI?

He serves as President and COO.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 11/13/2025 - 01:16 PM EST Learn about SEC filing dates

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^*

Matson Mark

(Last) (First) (Middle)

C/O SOLITRON DEVICES, INC.

901 SANSBURYS WAY

(Street)

WEST PALM BEACH FL 33411

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
SOLITRON DEVICES INC [ SODI ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
11/10/2025

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	11/10/2025	08/13/2025(1)	J		50,000(2)	A	$14.5(2)	228,573	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

Explanation of Responses:

1. Adoption date of referenced 10b5-1(c) plan is: 08-13-2025.

2. Per the terms of Mr. Matson's Employment Agreement, Effective Date August 13, 2025, Mr. Matson has the right to purchase up to 50,000 shares of Company common stock at a share price of $14.50 for a period of ninety days after the Effective Date. The share price on the exercise date was $18.50.

	/s/ Mark Matson	11/10/2025
	** 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.