NPWR · ISSUER CIK 1845437
Net Power Inc.
Between Aug 1, 2026 and Oct 29, 2026, 7 Net Power Inc. insiders reported $0.00 of open-market purchases and $6.2M of sales on SEC Form 4.
↗7 insiders filed
Original Form 4 filings from Aug 1, 2026 to Oct 29, 2026. 0 of 10 sales were reported under a 10b5-1 plan.
$0.00Insider buying
$6.2MInsider selling
−$6.2MNet open-market
Oct 8, 2026Latest filing
| Ticker | Insider | Type | Owned | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 8, 202616:30 | Apr 13, 2026 | NPWR | Chief Financial Officer | A · GrantLate 178d | — | +529,801 | 529,801 | New | — | ||
| Sep 10, 202618:01 | Sep 9, 2026from Sep 8, 2026 | NPWR | 10% Owner · +1 joint | S · Sell | $1.88 | −250,000 | 750,000 | -25% | −$470K | ||
| Sep 10, 202618:00 | Sep 9, 2026from Sep 8, 2026 | NPWR | 10% Owner | S · Sell | $1.88 | −250,000 | 750,000 | -25% | −$470K | ||
| Aug 31, 202607:34 | Jun 3, 2026 | NPWR | Director | A · GrantLate 89d | — | +71,770 | 176,151 | +69% | — | ||
| Aug 31, 202607:34 | Jun 3, 2026 | NPWR | Director | A · GrantLate 89d | — | +71,770 | 176,151 | +69% | — | ||
| Aug 31, 202607:33 | Jun 3, 2026 | NPWR | Director | A · GrantLate 89d | — | +71,770 | 176,151 | +69% | — | ||
| Aug 31, 202607:33 | Jun 3, 2026 | NPWR | Director | A · GrantLate 89d | — | +71,770 | 176,151 | +69% | — | ||
| Aug 27, 202618:02 | Aug 26, 2026from Aug 25, 2026 | NPWR | 10% Owner | S · Sell | $1.91 | −242,900 | 1,000,000 | -20% | −$463K | ||
| Aug 27, 202618:00 | Aug 26, 2026from Aug 25, 2026 | NPWR | 10% Owner · +1 joint | S · Sell | $1.91 | −242,900 | 1,000,000 | -20% | −$463K | ||
| Aug 14, 202618:01 | Aug 14, 2026from Aug 12, 2026 | NPWR | 10% Owner | S · Sell | $1.84 | −757,100 | 1,242,900 | -38% | −$1.4M | ||
| Aug 14, 202618:00 | Aug 14, 2026from Aug 12, 2026 | NPWR | 10% Owner · +1 joint | S · Sell | $1.84 | −757,100 | 1,242,900 | -38% | −$1.4M | ||
| Aug 11, 202618:00 | Aug 11, 2026from Aug 7, 2026 | NPWR | 10% Owner | S · Sell | $1.55 | −150,745 | 2,000,000 | -7% | −$234K | ||
| Aug 11, 202618:00 | Aug 11, 2026from Aug 7, 2026 | NPWR | 10% Owner · +1 joint | S · Sell | $1.55 | −150,745 | 2,000,000 | -7% | −$234K | ||
| Aug 6, 202618:02 | Aug 6, 2026from Aug 4, 2026 | NPWR | 10% Owner · +1 joint | S · Sell | $1.52 | −349,255 | 2,150,745 | -14% | −$531K | ||
| Aug 6, 202618:01 | Aug 6, 2026from Aug 4, 2026 | NPWR | 10% Owner | S · Sell | $1.52 | −349,255 | 2,150,745 | -14% | −$531K |