M-tron Industries, Inc. (MPTI) CEO exercises options, holds 28,186 shares

Rhea-AI Filing Summary

M-tron Industries, Inc. CEO and CFO Cameron Pforr exercised stock options to acquire additional common shares. On April 28 and 29, 2026, he exercised options covering a total of 440 shares of common stock at an exercise price of $40.32 per share.

Following these exercises, he directly holds 28,186 shares of common stock and retains 24,560 stock options with a $40.32 exercise price, expiring on April 4, 2030. These are compensation-related derivative exercises rather than open-market purchases or sales.

Insider Trade Summary

440 shares exercised/converted

Mixed 4 txns

Insider Pforr Cameron

Role CEO and CFO

Type	Security	Shares	Price	Value
Exercise	Stock Option (right to buy)	220	$0.00	--
Exercise	Common Stock	220	$40.32	$9K
Exercise	Stock Option (right to buy)	220	$0.00	--
Exercise	Common Stock	220	$40.32	$9K

Holdings After Transaction: Stock Option (right to buy) — 24,560 shares (Direct, null); Common Stock — 28,186 shares (Direct, null)

Footnotes (1)

Key Figures

Shares acquired via exercise: 440 shares Exercise price: $40.32 per share Common shares held after: 28,186 shares +2 more

5 metrics

Shares acquired via exercise 440 shares Option exercises on April 28–29, 2026

Exercise price $40.32 per share Stock option exercise price

Common shares held after 28,186 shares Direct holdings after April 29, 2026

Options remaining 24,560 options Stock options outstanding after exercises

Option expiration date April 4, 2030 Remaining options’ expiration

Key Terms

Stock Option (right to buy), derivative security, transaction code M, exercise price

4 terms

Stock Option (right to buy) financial

"security_title: "Stock Option (right to buy)""

derivative security financial

"transaction_code_description: "Exercise or conversion of derivative security""

A derivative security is a financial contract whose value comes from the price or performance of something else, such as a stock, bond, commodity, or market index. For investors it acts like an insurance policy or a wager: it can be used to protect against losses, lock in prices, or amplify gains and losses, so it can change a portfolio’s risk and potential return without owning the underlying asset directly.

transaction code M financial

"transaction_code: "M" for option exercise transactions"

exercise price financial

"conversion_or_exercise_price: "40.3200" per share"

The exercise price is the fixed amount at which you can buy or sell an asset, like a stock, when using an options contract. It matters because it helps determine whether exercising the option will be profitable or not, depending on the current market price. Think of it as the set price you agree on today to buy or sell later.

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^*

Pforr Cameron

(Last) (First) (Middle)

2525 SHADER RD

(Street)

ORLANDO FLORIDA 32804

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
M-tron Industries, Inc. [ MPTI ]

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
04/28/2026

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	04/28/2026		M		220	A	$40.32	27,966	D
Common Stock	04/29/2026		M		220	A	$40.32	28,186	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
Stock Option (right to buy)	$40.32	04/28/2026		M			220	04/04/2026	04/04/2030	Common Stock	220	$0	24,780	D
Stock Option (right to buy)	$40.32	04/29/2026		M			220	04/04/2026	04/04/2030	Common Stock	220	$0	24,560	D

Explanation of Responses:

	/s/ Cameron Pforr	05/04/2026
	** 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)

FAQ

What insider transaction did MPTI CEO Cameron Pforr report on this Form 4?

Cameron Pforr reported exercising stock options to acquire common shares. He completed two option exercises totaling 440 shares of M-tron Industries, Inc. common stock at an exercise price of $40.32 per share on April 28 and 29, 2026.

How many MPTI shares did Cameron Pforr acquire through option exercises?

He acquired 440 shares of M-tron Industries, Inc. common stock through option exercises. The transactions were two separate 220-share exercises on April 28 and 29, 2026, each at an exercise price of $40.32 per share as disclosed in the Form 4.

What are Cameron Pforr’s MPTI common share holdings after these transactions?

After the option exercises, Cameron Pforr directly holds 28,186 shares of M-tron Industries, Inc. common stock. This figure reflects his position following the April 29, 2026 transaction and shows his equity stake after converting derivative awards into shares.

What stock options does MPTI CEO Cameron Pforr still hold after exercising some options?

Following the reported exercises, Cameron Pforr holds 24,560 stock options with an exercise price of $40.32. These options are scheduled to expire on April 4, 2030, indicating a remaining derivative-based incentive position alongside his common stock holdings.

Were these MPTI insider transactions open-market buys or option exercises?

These transactions were option exercises, not open-market purchases or sales. The Form 4 uses transaction code M, indicating the exercise or conversion of derivative securities, specifically stock options with a $40.32 exercise price into M-tron Industries, Inc. common shares.