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CIK 0001845437 · Non-accelerated filer<br>Smaller reporting company<br>Emerging growth company

Net Power Inc.

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Ticker
NPWR
Exchange
NYSE
Industry
Electrical Industrial Apparatus
FY end
Dec 31
Incorporated
DE
Entity type
operating
EIN
981580612
Phone
8883236797
Business address
11700 KATY FREEWAY, SUITE 700, HOUSTON, TX, 77079
Former names
Rice Acquisition Corp. II

Securities

  • NPWR NET Power Inc. Class A Common Stock NYSE
  • NPWR-WT Warrants NYSE
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$1,865,856
in 4 filings

Net −$1,865,856. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Pace of trading Bought Sold

Who's trading

90 days

  1. 8 Rivers Capital, LLC −$933K 10% owner sold 40% of stake
  2. NPEH, LLC −$933K 10% owner sold 40% of stake

Reading 42 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2026-08-07 NPEH, LLC 10% owner Sale −60,345 $1.53 $92K 2,090,400
2026-08-07 8 Rivers Capital, LLC 10% owner Sale −60,345 $1.53 $92K 2,090,400
2026-08-06 8 Rivers Capital, LLC 10% owner Sale −89,255 $1.51 $134K 2,150,745
2026-08-06 NPEH, LLC 10% owner Sale −89,255 $1.51 $134K 2,150,745
2026-08-05 8 Rivers Capital, LLC 10% owner Sale −140,000 $1.51 $211K 2,240,000
2026-08-05 NPEH, LLC 10% owner Sale −140,000 $1.51 $211K 2,240,000
2026-08-04 8 Rivers Capital, LLC 10% owner Sale −120,000 $1.54 $185K 2,380,000
2026-08-04 NPEH, LLC 10% owner Sale −120,000 $1.54 $185K 2,380,000
2026-07-30 NPEH, LLC 10% owner Sale −155,000 $1.43 $221K 2,500,000
2026-07-30 8 Rivers Capital, LLC 10% owner Sale −155,000 $1.43 $221K 2,500,000
2026-07-29 NPEH, LLC 10% owner Sale −45,000 $1.41 $63K 2,655,000
2026-07-29 8 Rivers Capital, LLC 10% owner Sale −45,000 $1.41 $63K 2,655,000
2026-07-28 NPEH, LLC 10% owner Sale −55,858 $1.47 $82K 2,700,000
2026-07-28 8 Rivers Capital, LLC 10% owner Sale −55,858 $1.47 $82K 2,700,000
2026-07-23 8 Rivers Capital, LLC 10% owner Sale −39,142 $1.51 $59K 2,755,858
2026-07-23 NPEH, LLC 10% owner Sale −39,142 $1.51 $59K 2,755,858
2026-07-22 8 Rivers Capital, LLC 10% owner Sale −90,000 $1.53 $137K 2,795,000
2026-07-22 NPEH, LLC 10% owner Sale −90,000 $1.53 $137K 2,795,000
2026-07-21 8 Rivers Capital, LLC 10% owner Sale −80,000 $1.53 $122K 2,885,000
2026-07-21 NPEH, LLC 10% owner Sale −80,000 $1.53 $122K 2,885,000

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