Robert V LaPenta Jr. - 04 Dec 2025 Form 4 Insider Report for M-tron Industries, Inc. (MPTI)

Reporting relationship: Director
Issuer ticker: MPTI
Reported as of: 04 Dec 2025
Net transaction value: +$14,535
SEC form: 4
Accepted by SEC: 23 Dec 2025, 17:40:21 UTC
Prior SEC filing: 30 May 2025
Next SEC filing: 23 Mar 2026
Source filing: View source filing
Reporting owner signature: /s/ Robert V. LaPenta, Jr.

Key filing fact

Robert V LaPenta Jr. filed Form 4 for M-tron Industries, Inc. (MPTI) on 23 Dec 2025.

Key facts

This page summarizes Robert V LaPenta Jr.'s Form 4 filing for M-tron Industries, Inc. (MPTI).
2 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 23 Dec 2025, 17:40.

Change

Previous filing in this sequence was filed on 30 May 2025.
Current net transaction value: +$14,535.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001543405 Primary reporting owner

LaPenta Robert V Jr

Relationship: Director
Address: 2525 SHADER RD, ORLANDO
Signature: /s/ Robert V. LaPenta, Jr.
Signature date: 23 Dec 2025

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

MPTI transaction

Common Stock

Exercise of in-the-money or at-the-money derivative security

Transaction value: $14,535
Shares: +306
Change %: +7.7%
Price: $47.50
Shares after: 4,267
Date: 04 Dec 2025
Ownership: Direct

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

MPTI transaction Derivative

Common Stock Warrants (right to purchase)

Exercise of in-the-money or at-the-money derivative security

Transaction value: $0
Shares: -1,530
Change %: -36%
Price: $0.000000
Shares after: 2,779
Date: 04 Dec 2025
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 306
Exercise price: $47.50
Footnotes: F1

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote F1

On April 25, 2025, holders of the Issuer's Common Stock, par value $0.01 per share (the "Common Stock"), received a dividend of one Common Stock Warrant (the "Warrants") for each share of Common Stock held by such holder as of March 10, 2025. When exercisable, five (5) Warrants will entitle their holder to purchase one share of Common Stock at an exercise price of $47.50 per share, as may be adjusted in accordance with the terms of the Warrants.