MPTI Stock: Insider Activity, Filings & Research
MPTI stock — Drillr’s hub for MPTI insider activity, SEC filings, earnings signals and AI research. Over the trailing 3 months, MPTI insiders filed 0 open-market buys and 12 sales (SEC Form 4).
MPTI insider trading activity (SEC Form 4)
Sentiment
0/100
Buys (3m)
0
Sells (3m)
12
Net (3m)
-$3.8M
Insider trades by month Buys Sells
Apr
May
ContextInstitutions accumulating (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| May 6, 2026 | Biles Linda Mofficer: Executive VP - Finance | Sell | 306 | $66.78 |
| May 6, 2026 | Pforr Cameronofficer: CEO and CFO | Sell | 840 | $66.78 |
| May 6, 2026 | Drafts William Arnoldofficer: President | Sell | 361 | $66.78 |
| May 4, 2026 | Pforr Cameronofficer: CEO and CFO | Option | 220 | $40.32 |
| Apr 29, 2026 | Biles Linda Mofficer: Executive VP - Finance | Sell | 2,700 | $59.00 |
| Apr 29, 2026 | Biles Linda Mofficer: Executive VP - Finance | Sell | 24,643 | $59.00 |
| Apr 28, 2026 | Drafts William Arnoldofficer: President | Sell | 540 | $59.00 |
| Apr 28, 2026 | Drafts William Arnoldofficer: President | Sell | 7,609 | $59.00 |
| Apr 28, 2026 | Drafts William Arnoldofficer: President | Sell | 3,600 | $59.00 |
| Apr 24, 2026 | Pforr Cameronofficer: CEO and CFO | Sell | 21,500 | $59.00 |
| Apr 16, 2026 | Biles Linda Mofficer: Executive VP - Finance | Sell | 720 | — |
| Apr 16, 2026 | Biles Linda Mofficer: Executive VP - Finance | Sell | 2,700 | $59.00 |
| Apr 7, 2026 | Biles Linda Mofficer: Executive VP - Finance | Grant | 2,059 | — |
| Apr 7, 2026 | Biles Linda Mofficer: Executive VP - Finance | Tax | 617 | — |
| Apr 7, 2026 | Pforr Cameronofficer: CEO and CFO | Grant | 5,646 | — |
Source: MPTI SEC Form 4 filings, latest May 6, 2026. For informational purposes only — not investment advice.
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