M-tron Industries, Inc. insider trading
MPTI$77.11+0.15 (+0.19%)
“Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise.”
Insider Trading vs Stock Price
Insider Trading vs Stock Price data
Showing the 1Y range: Oct 2, 2025 to Oct 2, 2026. Price (+44.1%). 0 insider transactions plotted in this window as 0 markers; nearby trades of the same kind are grouped.
| Date | Category | Person | Role | Action | Amount | Change in holding |
|---|
Open market purchase
Open market sellNet dollar flow · Buy / Sell balance
PremiumQ2 '25Q3 '25Q4 '25Q1 '26Q2 '26Q3 '26
Unlock quarterly net flowKey players
- MJMario J. Gabelli6.4735%
- MGMarc Gabelli1.0546%
- CPCameron Pforr0.7043%
- LMLinda M. Biles0.6608%
- WAWilliam Arnold Drafts0.3832%
- HSHendi Susanto0.2106%
- BLBel Lazar0.1575%
- JSJohn S. Mega0.1285%
- LRLaPenta Robert V. Jr.0.1037%
- DMDavid M. Goldman0.0598%
AI Activity Analysis
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Insider activity
Fromto
| Company | Insider / role | Action | ΔOwn | Avg price | Amount | ||
|---|---|---|---|---|---|---|---|
| MPTI | Linda M. Biles | Open market sell$104K | +4.4% | $85.05 | $104K | Aug 11, 2026 | Aug 19, 2026 |
| MPTI | William Arnold Drafts | Open market sell$24.1K | -2.6% | $66.78 | $24.1K | May 4, 2026 | May 6, 2026 |
| MPTI | Cameron Pforr | Open market sell$56.1K | -3.0% | $66.78 | $56.1K | May 4, 2026 | May 6, 2026 |
| MPTI | Linda M. Biles | Open market sell$20.4K | -1.1% | $66.78 | $20.4K | May 4, 2026 | May 6, 2026 |
| MPTI | Linda M. Biles | Open market sell$0 | -2.5% | $0.00 | $0 | Apr 14, 2026 | Apr 16, 2026 |