SEC Form 4 · accession 0001437749-26-025789
M-tron Industries, Inc. · MPTI
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Linda M Biles
Officer — Executive VP - Finance
Period of report
Mar 19, 2026
Accepted (ET)
Aug 5, 2026 · 7:46 am EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0001902314
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common StockF1 | Mar 19, 2026 | A | 1,565 | $0.00 | A | 29,941 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Stock Option (right to buy)F2 | $40.32 | holding | — | — | — | Apr 4, 2026 | Apr 4, 2030 | Common Stock | 10,000 | 10,000 | D |
Explanation of responses
- F1Restricted shares, subject to vesting 470 shares on 3/19/2027, 470 shares on 3/19/2028, 625 shares on 3/19/2028.
- F2Stock options of the Issuer vesting as follows: 30% on 4/4/2026, 30% on 4/4/2027, and 40% on 4/4/2028.