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8 Rivers Capital, LLC, 10% owner at Net Power, sold NPWR on Sep 9, 2026

Data as of Oct 27

▼ SELL$276K150,000 shares at $1.848 Rivers Capital, LLC 10% ownerNPWR Net Power Inc.
Watch NPWR
Traded
Sep 9, 2026
Disclosed
Sep 10, 2026
Filed
1 day after the trade

Form 4s are due within two business days.

Official filing (SEC Form 4) ↗

The price around the disclosure

8 Rivers Capital, LLC, 10% owner at Net Power, sold NPWR on Sep 9, 2026TRADEDDISCLOSED
NPWRSimilar stocks (XLI — its sector index fund), rebased to NPWR's price on the disclosure day
NPWR since disclosure
−47.1%
after the sale
Similar stocks (XLI) since disclosure
−1.5%
XLI — its sector index fund

Change in closing price from Sep 10, 2026 (the first trading day on or after disclosure) to Oct 27, 2026. Dividends excluded. Not a return anyone earned.

Our take

None of our tested rules fired on this trade.

Other trades in the same filing

  1. ▼ SELLDamian R. Beauchamp 10% ownerNPWR Net Power Inc.$276Kdisclosed Sep 10 · filed 1 day after the trade
  2. ▼ SELLDamian R. Beauchamp 10% ownerNPWR Net Power Inc.$194Kdisclosed Sep 10 · filed 2 days after the trade
  3. ▼ SELL8 Rivers Capital, LLC 10% ownerNPWR Net Power Inc.$194Kdisclosed Sep 10 · filed 2 days after the trade

See every trade on NPWR →