Insider tradingForm 4
M-tron Industries, Inc. (MPTI) Insider Trading
1 open-market trades reported since Aug 19, 2026: 0 purchases worth $0 and 1 sales worth $104K.
By insider
| Insider | Role | Buys | Bought | Sells | Sold |
|---|---|---|---|---|---|
| Linda M. Biles | VP | 0 | $0 | 1 | $104K |
All trades
| Filed | Insider | Type | Value | 3 mo. after |
|---|---|---|---|---|
| Aug 19 | Linda M. BilesVP | ▼ SELL | $104K |
Source: SEC Form 4 filings, retrieved Oct 28, 2026. How we read filings