NET Power (NPWR) Institutional Ownership $2.44 +0.06 (+2.52%) Closing price 03:59 PM EasternExtended Trading$2.44 0.00 (0.00%) As of 04:18 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more. Add Compare Share Share Ownership Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Institutional Ownership Changes (13F Filings) for NET Power (NYSE:NPWR)CurrentInstitutional OwnershipPercentage53.62%Number ofInstitutional Buyers(last 12 months)50TotalInstitutional Inflows(last 12 months)$32.70MNumber ofInstitutional Sellers(last 12 months)19TotalInstitutional Outflows(last 12 months)$21.64M Get NPWR Insider Trade Alerts Want to know when executives and insiders are buying or selling NET Power stock? 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Email Address Skip Chart & View Institutional Buying and Selling Data NPWR Institutional Buying and Selling by Quarter NET Power Major Shareholders & Ownership History Export to ExcelReporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails8/15/2025 Engineers Gate Manager LP46,433$115K0.0%+17.8%0.021% 8/15/2025 Bank of America Corp DE23,405$58K0.0%-80.4%0.011% 8/15/2025 Adage Capital Partners GP L.L.C.2,840,000$7.02M0.0%+16.4%1.296% 8/14/2025 MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.18,525$46K0.0%+44.9%0.008% 8/14/2025 Caption Management LLC401,899$993K0.0%+619.8%0.183% 8/14/2025 Sei Investments Co.12,854$32K0.0%N/A0.006% 8/14/2025 Federated Hermes Inc.61,122$151K0.0%N/A0.028% 8/13/2025 Invesco Ltd.10,108$25K0.0%N/A0.005% 8/13/2025 OMERS ADMINISTRATION Corp36,400$90K0.0%N/A0.017% 8/12/2025 XTX Topco Ltd111,612$276K0.0%-19.2%0.051% Get the Latest News and Ratings for NPWR and Related StocksEnter your email address below to receive the latest news and analysts' ratings for NET Power and its competitors with MarketBeat's FREE daily newsletter. 8/12/2025 JPMorgan Chase & Co.16,047$40K0.0%+48.7%0.007% 8/8/2025 Intech Investment Management LLC19,541$48K0.0%-50.6%0.009% 8/8/2025 Geode Capital Management LLC841,060$2.08M0.0%+21.4%0.384% 8/7/2025 S&CO Inc.188,000$464K0.0%-20.3%0.086% 7/17/2025 Janney Montgomery Scott LLC10,000$25K0.0%N/A0.005% 6/27/2025 Goldman Sachs Group Inc.106,290$280K0.0%-37.1%0.049% 5/16/2025 Goldman Sachs Group Inc.106,290$280K0.0%-37.1%0.049% 5/16/2025 Kensico Capital Management Corp500,800$4.59M0.1%-77.8%0.230% 5/16/2025 Adage Capital Partners GP L.L.C.2,440,000$6.42M0.0%+481.0%1.121% 5/15/2025 G.F.W. Energy XII L.P.118,729$312K89.4%-72.4%0.055% 5/15/2025 PDT Partners LLC111,955$294K0.0%N/A0.051% 5/15/2025 Caption Management LLC55,831$147K0.0%N/A0.026% 5/14/2025 EntryPoint Capital LLC47,794$126K0.1%N/A0.022% 5/14/2025 HITE Hedge Asset Management LLC743,238$1.96M0.1%+80.6%0.342% 5/14/2025 Quantbot Technologies LP84,025$221K0.0%N/A0.039% 5/14/2025 Wellington Management Group LLP512,889$1.35M0.0%-25.9%0.236% 5/12/2025 Nuveen LLC51,840$136K0.0%N/A0.024% 5/12/2025 Connor Clark & Lunn Investment Management Ltd.87,636$230K0.0%-43.5%0.040% 5/9/2025 CenterBook Partners LP1,744,770$4.59M0.3%+1,655.5%0.802% 5/9/2025 Deutsche Bank AG14,051$37K0.0%+63.0%0.006% 5/9/2025 Charles Schwab Investment Management Inc.268,252$706K0.0%-2.7%0.123% 5/8/2025 XTX Topco Ltd138,198$363K0.0%+129.3%0.064% 5/8/2025 S&CO Inc.235,930$620K0.0%-30.9%0.108% 4/23/2025 Legacy Advisors LLC16,393$43K0.0%N/A0.008% 3/24/2025 Wellington Management Group LLP692,189$7.33M0.0%-7.8%0.318% 2/17/2025 Williams Jones Wealth Management LLC.15,000$159K0.0%N/A0.007% 2/17/2025 Two Sigma Investments LP38,088$403K0.0%-7.3%0.018% 2/17/2025 SIR Capital Management L.P.408,378$4.33M0.5%-2.0%0.190% 2/17/2025 Palo Duro Investment Partners LP56,639$600K0.2%-61.9%0.026% 2/17/2025 Man Group plc100,686$1.07M0.0%N/A0.047% Top Picks for Trump’s Pro-Crypto America (Ad)27 industry leaders share urgent market intel (free access)... For a very limited time, you can claim your spot for FREE.Click here to reserve your free seat at the Crypto Community Summit2/17/2025 Interval Partners LP15,844$168K0.0%N/A0.007% 2/17/2025 G.F.W. Energy XII L.P.429,842$4.55M98.5%-57.0%0.200% 2/17/2025 Encompass Capital Advisors LLC2,497,413$26.45M1.0%-0.6%1.159% 2/17/2025 Bank of America Corp DE23,263$246K0.0%+42.8%0.011% 2/14/2025 Northern Trust Corp219,511$2.33M0.0%+11.5%0.102% 2/14/2025 Nebula Research & Development LLC19,107$202K0.0%+26.0%0.009% 2/14/2025 Khrom Capital Management LLC1,084,705$11.49M1.3%-19.7%0.504% 2/14/2025 Dimensional Fund Advisors LP141,958$1.51M0.0%+930.8%0.066% 2/14/2025 HITE Hedge Asset Management LLC411,512$4.36M0.3%+6.2%0.191% 2/13/2025 Marshall Wace LLP448,547$4.75M0.0%+9.4%0.208% 2/13/2025 XTX Topco Ltd60,269$638K0.1%N/A0.028% 2/13/2025 Mariner LLC13,120$139K0.0%N/A0.006% 2/13/2025 Barclays PLC32,351$342K0.0%+16.0%0.015% 2/13/2025 Covestor Ltd4,015$43K0.0%N/A0.002% 2/13/2025 CenterBook Partners LP99,390$1.05M0.1%N/A0.046% 2/13/2025 Raymond James Financial Inc.119,397$1.26M0.0%N/A0.055% 2/13/2025 Wells Fargo & Company MN28,146$298K0.0%+29.5%0.013% 2/12/2025 ExodusPoint Capital Management LP32,819$348K0.0%-63.1%0.015% 2/12/2025 Geode Capital Management LLC658,563$6.98M0.0%+1.9%0.306% 2/12/2025 National Bank of Canada FI11,930$126K0.0%+2,727.0%0.006% 2/12/2025 Wellington Management Group LLP692,189$7.33M0.0%-7.8%0.321% 2/11/2025 Vanguard Group Inc.2,865,402$30.35M0.0%+13.1%1.330% 2/11/2025 LPL Financial LLC14,036$149K0.0%+15.0%0.007% 2/11/2025 Fox Run Management L.L.C.12,904$137K0.0%N/A0.006% 2/10/2025 Connor Clark & Lunn Investment Management Ltd.155,088$1.64M0.0%+176.3%0.072% 2/7/2025 S&CO Inc.341,405$3.62M0.2%+35.5%0.158% 2/7/2025 AlphaQuest LLC2,564$27K0.0%-88.3%0.001% 2/7/2025 Argentarii LLC23,443$248K0.1%N/A0.011% 2/6/2025 Raymond James Financial Inc.119,397$1.26M0.0%N/A0.055% 2/6/2025 Kapstone Financial Advisors LLC17,395$184K0.1%N/A0.008% 2/6/2025 Charles Schwab Investment Management Inc.275,812$2.92M0.0%+12.6%0.128% 2/4/2025 Los Angeles Capital Management LLC17,120$181K0.0%N/A0.008% 2/4/2025 Bank of New York Mellon Corp66,411$703K0.0%+32.1%0.031% 2/3/2025 Handelsbanken Fonder AB16,500$175K0.0%N/A0.008% 1/17/2025 Janney Montgomery Scott LLC10,200$108K0.0%N/A0.005% 11/19/2024 Barclays PLC27,883$196K0.0%+276.7%0.013% 11/16/2024 Geode Capital Management LLC646,584$4.54M0.0%+21.7%0.300% 11/15/2024 Barclays PLC27,883$196K0.0%+276.7%0.013% 11/15/2024 Jane Street Group LLC24,029$168K0.0%-38.7%0.011% 11/15/2024 Wellington Management Group LLP750,607$5.26M0.0%-13.5%0.349% 11/15/2024 State Street Corp369,281$2.59M0.0%+11.8%0.171% 11/15/2024 HITE Hedge Asset Management LLC387,624$2.72M0.3%+2.6%0.180% 11/14/2024 Summit Partners Public Asset Management LLC1,000,000$7.01M0.2%-17.0%0.464% 11/14/2024 MetLife Investment Management LLC12,922$91K0.0%+129.1%0.006% 11/13/2024 Dynamic Technology Lab Private Ltd11,669$82K0.0%N/A0.005% 11/12/2024 Charles Schwab Investment Management Inc.244,852$1.72M0.0%+24.5%0.114% 11/8/2024 Connor Clark & Lunn Investment Management Ltd.56,136$394K0.0%N/A0.026% 11/7/2024 Quest Partners LLC21,831$153K0.0%N/A0.010% 11/7/2024 S&CO Inc.251,905$1.77M0.1%+25.3%0.117% 8/19/2024B. Riley Wealth Advisors Inc.13,850$136K0.0%N/A0.006% The Debt Crisis Is Coming—Will You Be Ready? (Ad)A full-blown "economic heart attack" is coming—and the markets aren't ready. The problem? Exploding U.S. debt. The government keeps printing… spending… and borrowing. And Dalio believes the collapse isn't priced in to stocks, bonds, or the dollar.Click here to see how to collect your first payout before the next debt shock hits.8/15/2024 Encompass Capital Advisors LLC2,089,229$20.54M1.1%N/A0.977% 8/15/2024 ELCO Management Co. LLC20,924$206K0.1%+13.4%0.010% 8/14/2024 Squarepoint Ops LLC47,800$470K0.0%N/A0.022% 8/14/2024 K2 Principal Fund L.P.33,037$325K0.1%+153.9%0.015% 8/14/2024 Marshall Wace LLP583,688$5.74M0.0%+226.9%0.273% 8/14/2024 Khrom Capital Management LLC440,596$4.33M0.8%+9.6%0.206% 8/12/2024 XTX Topco Ltd13,489$133K0.0%N/A0.006% 8/12/2024 Thomist Capital Management LP112,729$1.07M0.4%N/A0.053% 8/12/2024 Marathon Trading Investment Management LLC10,283$101K0.0%-77.5%0.005% 8/9/2024 Pekin Hardy Strauss Inc.29,365$289K0.0%+5.4%0.014% (Data available from 1/1/2016 forward) NPWR Institutional Ownership - Frequently Asked Questions Who are the largest shareholders of NPWR shares? During the previous two years, 87 institutional investors and hedge funds held shares of NET Power. The most heavily invested institutionals were Vanguard Group Inc. ($30.35M), Greenlight Capital Inc. ($30.22M), Encompass Capital Advisors LLC ($26.45M), Khrom Capital Management LLC ($11.49M), Adage Capital Partners GP L.L.C. ($7.02M), Summit Partners Public Asset Management LLC ($7.01M), and Baker Hughes Holdings LLC ($6.41M).Learn more on NET Power's institutional investors. What percentage of NET Power's stock is owned by institutional investors? 53.62% of NET Power's stock is owned by institutional investors. Learn more on NPWR's institutional investor holdings. Which institutional investors have been buying NET Power's stock? Of the 75 institutional investors that purchased NET Power's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Vanguard Group Inc. ($2.72M), Adage Capital Partners GP L.L.C. ($2.42M), Encompass Capital Advisors LLC ($2.09M), CenterBook Partners LP ($1.74M), Marshall Wace LLP ($443.76K), Caption Management LLC ($401.90K), and HITE Hedge Asset Management LLC ($365.60K). How much institutional buying is happening at NET Power? Institutional investors have bought a total of 7,379,151 shares in the last 24 months. This purchase volume represents approximately $32.70M in transactions. Which of NET Power's major shareholders have been selling company stock? Of the 19 institutional investors that sold NET Power's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Kensico Capital Management Corp ($1.76M), G.F.W. Energy XII L.P. ($881.27K), Wellington Management Group LLP ($412.82K), Khrom Capital Management LLC ($265.65K), Summit Partners Public Asset Management LLC ($205K), S&CO Inc. ($153.41K), and Goldman Sachs Group Inc. ($125.33K). How much institutional selling is happening at NET Power? Institutional investors have sold a total of 4,230,755 shares in the last 24 months. This volume of shares sold represents approximately $21.64M in transactions. 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