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NET Power Inc. (NPWR)

NET Power Inc. at a glance — key fundamentals, SEC filings, insider buying and selling, and earnings dates.

NET Power Inc. (NPWR) is a Industrial - Machinery company based in US with a market capitalization of $175.4M. Free cash flow was negative at -$154M. This page tracks NPWR's SEC filings, insider buying and selling, earnings dates, and key fundamentals in one place.

US · 68 employees · IPO Aug 6, 2021

Valuation

Valuation & price

$2.13 · as of May 17, 2026 · -56.1% vs 52w high

—

P/E ratio

Latest-FY diluted EPS

0.86

P/B ratio

Market cap ÷ book equity

—

Dividend yield

Price — last 12 months

$4.82$3.17$1.51Jul 25Dec 25Jul 26Jul 7, 25$3.00Jul 9, 25$3.32Jul 11, 25$3.31Jul 15, 25$2.94Jul 17, 25$2.79Jul 21, 25$2.90Jul 23, 25$2.89Jul 25, 25$2.80Jul 29, 25$2.85Jul 31, 25$2.88Aug 4, 25$2.75Aug 6, 25$2.69Aug 11, 25$2.88Aug 13, 25$2.67Aug 15, 25$2.38Aug 19, 25$2.53Aug 21, 25$2.31Aug 25, 25$2.54Aug 27, 25$2.63Aug 29, 25$2.55Sep 3, 25$2.26Sep 5, 25$2.20Sep 9, 25$2.14Sep 11, 25$2.13Sep 16, 25$2.19Sep 18, 25$2.63Sep 22, 25$2.56Sep 24, 25$2.82Sep 26, 25$3.03Sep 30, 25$3.01Oct 2, 25$3.12Oct 6, 25$3.75Oct 8, 25$4.34Oct 10, 25$3.76Oct 14, 25$4.82Oct 16, 25$4.07Oct 21, 25$3.52Oct 23, 25$3.58Oct 27, 25$3.69Oct 29, 25$4.14Oct 31, 25$3.82Nov 4, 25$3.56Nov 6, 25$3.33Nov 10, 25$3.39Nov 12, 25$3.28Nov 14, 25$2.82Nov 18, 25$2.68Nov 20, 25$2.45Nov 25, 25$2.64Nov 28, 25$2.90Dec 2, 25$2.71Dec 4, 25$2.92Dec 8, 25$2.75Dec 10, 25$2.70Dec 12, 25$2.59Dec 16, 25$2.52Dec 18, 25$2.38Dec 22, 25$2.21Dec 24, 25$2.22Dec 29, 25$2.24Jan 2, 26$2.51Jan 6, 26$2.73Jan 8, 26$2.72Jan 12, 26$2.80Jan 14, 26$2.74Jan 16, 26$2.64Jan 21, 26$2.59Jan 23, 26$2.44Jan 27, 26$2.37Jan 29, 26$2.40Feb 2, 26$2.34Feb 4, 26$2.18Feb 9, 26$2.14Feb 11, 26$2.00Feb 13, 26$2.13Feb 18, 26$2.09Feb 20, 26$1.96Feb 24, 26$1.95Feb 26, 26$1.96Mar 2, 26$2.12Mar 4, 26$2.02Mar 6, 26$1.95Mar 10, 26$1.91Mar 12, 26$1.87Mar 17, 26$1.77Mar 19, 26$1.71Mar 23, 26$1.73Mar 25, 26$1.75Mar 27, 26$1.56Mar 31, 26$1.56Apr 2, 26$1.56Apr 7, 26$1.52Apr 9, 26$1.51Apr 13, 26$1.53Apr 15, 26$1.63Apr 17, 26$1.69Apr 22, 26$1.73Apr 24, 26$1.73Apr 28, 26$1.83Apr 30, 26$1.91May 4, 26$1.98May 6, 26$2.17May 8, 26$2.00May 12, 26$2.48May 14, 26$2.22May 18, 26$1.98May 20, 26$1.82May 22, 26$1.93May 28, 26$2.00Jun 1, 26$2.05Jun 3, 26$1.90Jun 5, 26$1.66Jun 9, 26$1.68Jun 11, 26$1.72Jun 15, 26$1.74Jun 17, 26$1.63Jun 22, 26$1.69Jun 24, 26$1.71Jun 26, 26$1.64Jul 2, 26$1.65
$1.4952-week range$4.85
Loading valuation history…

Fundamentals

Key fundamentals

$175.4M

Market cap

—

Revenue growth (YoY)

-685.2%

Gross margin

-$154M

Free cash flow (USD)

-$334.1M

Net debt

Net cash position

7.4%

Share dilution

2/5

Graham criteria passed

Defensive-investor screen

Industrials

Sector

Trajectory

Long-term trends

Revenue by year

2020 → 2025

FY 2020$45.0KFY 2021$2.1MFY 2022$580.0KFY 2023$175.0KFY 2024$250.0KFY 2025$0.00
$45K$0

Free cash flow by year

2020 → 2025

FY 2020$-25.2MFY 2021$-1.3MFY 2022$-16.7MFY 2023$-60.6MFY 2024$-101.5MFY 2025$-154.0M
-$25.2M-$154M

Gross margin by year

2021 → 2024

FY 202160.6%FY 202252.6%FY 2023-532.6%FY 2024-685.2%
60.6%-685.2%

Value screen

Graham defensive-investor tests

Computing the scorecard — refreshing any stale inputs…

0

Insider buys · 90 days

2

Insider sells · 90 days

Earnings

Last report: 10-Q filed May 11, 2026

Next expected: not yet scheduled

On the tape

Recent SEC & insider activity

  • 8-K eventAnnual Meeting ResultsJun 5, 2026Filing
  • Insider sellInsider Sell $1.1M8 Rivers Capital, LLC · 10% Owner · $1.1MMay 14, 2026Filing
  • Insider sellInsider Sell $1.1MNPEH, LLC · 10% Owner · $1.1MMay 14, 2026Filing
  • 8-K eventEarnings ReleaseMay 11, 2026Filing
  • Quarterly report10-Q FiledMay 11, 2026Filing
  • 8-K eventCFO AppointmentApr 13, 2026Filing

Questions

Frequently asked questions

What is NET Power Inc.'s market cap?

NET Power Inc. (NPWR) has a market capitalization of $175.4M.

What is NPWR's P/E ratio?

A meaningful P/E ratio is not available for NPWR — the company's latest fiscal-year earnings per share is zero, negative, or not yet cached.

What is NPWR's price-to-book (P/B) ratio?

NPWR trades at 0.86 times book value per share.

Are insiders buying NPWR stock?

SEC Form 4 filings show no open-market insider buys at NET Power Inc. in the last 90 days (2 sells).

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Timeline

Every filing, insider trade & earnings on a price-anchored timeline

Filing Analyzer

Search the actual 10-K / 10-Q text with AI research angles

News

Latest press coverage in one feed

Data: SEC EDGAR filings and cached fundamental data; prices and ratios use the most recent cached quote and statements (may lag by up to a day). Educational and research purposes only. Not investment advice.