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NET Power (NPWR) Institutional Ownership

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$1.90 -0.20 (-9.33%)
Closing price 06/3/2026 03:58 PM Eastern
Extended Trading
$1.88 -0.02 (-0.79%)
As of 06:34 AM 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 Massive. Learn more.
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Institutional Ownership Changes (13F Filings) for NET Power (NYSE:NPWR)

Current
Institutional Ownership
Percentage
53.62%
Number of
Institutional Buyers
(last 12 months)
40
Total
Institutional Inflows
(last 12 months)
$13.30M
Number of
Institutional Sellers
(last 12 months)
20
Total
Institutional Outflows
(last 12 months)
$10.46M
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NPWR Institutional Buying and Selling by Quarter

NET Power Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
5/19/2026 Bank of America Corp DE35,083$55K0.0%+40.1%0.016%
5/18/2026 Empowered Funds LLC155,000$242K0.0%-65.1%0.069%
5/14/2026 Renaissance Technologies LLC703,800$1.10M0.0%+644.0%0.314%
5/7/2026 Dimensional Fund Advisors LP103,121$161K0.0%-45.1%0.046%
4/30/2026 Summit Securities Group LLC19,263$30K0.0%N/A0.009%
4/22/2026 Janney Montgomery Scott LLC133,000$207K0.0%+10.2%0.059%
2/20/2026 Kovitz Investment Group Partners LLC26,380$60K0.0%-31.5%0.012%
2/18/2026 Empowered Funds LLC444,734$1.01M0.0%+99.3%0.200%
2/18/2026 XTX Topco Ltd48,802$111K0.0%-42.4%0.022%
2/18/2026 Wellington Management Group LLP274,327$625K0.0%-46.9%0.123%
2/18/2026 Tudor Investment Corp ET AL84,887$194K0.0%N/A0.038%
2/18/2026 Polymer Capital Management US LLC42,155$96K0.0%N/A0.019%
2/18/2026 Engineers Gate Manager LP32,522$74K0.0%-17.6%0.015%
2/17/2026 Schonfeld Strategic Advisors LLC11,179$25K0.0%N/A0.005%
2/17/2026 AQR Capital Management LLC56,598$129K0.0%+51.1%0.025%
2/17/2026 Jain Global LLC25,029$57K0.0%N/A0.011%
2/17/2026 Adage Capital Partners GP L.L.C.1,540,000$3.51M0.0%-38.6%0.693%
2/17/2026 Atom Investors LP55,094$126K0.0%N/A0.025%
2/17/2026 Graham Capital Management L.P.59,786$136K0.0%N/A0.027%
2/16/2026 PEAK6 LLC1,347,039$3.07M0.0%-8.0%0.606%
2/16/2026 Barclays PLC54,750$125K0.0%+14.6%0.025%
2/13/2026 State Street Corp603,694$1.38M0.0%+1.5%0.272%
2/13/2026 Wells Fargo & Company MN49,245$112K0.0%+57.3%0.022%
2/13/2026 HITE Hedge Asset Management LLC749,091$1.71M0.1%-23.3%0.337%
2/12/2026 Renaissance Technologies LLC94,600$216K0.0%N/A0.043%
2/12/2026 Dimensional Fund Advisors LP187,666$428K0.0%-44.3%0.084%
2/12/2026 Federated Hermes Inc.79,026$180K0.0%+163.7%0.036%
2/11/2026 Empowered Funds LLC444,734$1.01M0.0%+99.3%0.200%
2/11/2026 Janney Montgomery Scott LLC120,649$275K0.0%+1,106.5%0.054%
2/11/2026 CenterBook Partners LP1,848,073$4.21M0.2%+48.0%0.832%
2/10/2026 Goldman Sachs Group Inc.303,662$692K0.0%+9.1%0.137%
2/9/2026 Geode Capital Management LLC831,547$1.90M0.0%-4.9%0.374%
2/9/2026 Integrity Alliance LLC.17,400$40K0.0%N/A0.008%
1/13/2026 Argentarii LLC263,507$601K0.2%+413.0%0.119%
1/12/2026 Thompson Davis & CO. Inc.18,111$41K0.0%N/A0.008%
1/1/2026 JPMorgan Chase & Co.212,929$641K0.0%+1,226.9%0.096%
11/17/2025 Worth Venture Partners LLC69,375$209K0.6%N/A0.032%
11/17/2025 Verition Fund Management LLC27,337$82K0.0%-71.1%0.012%
11/17/2025 Sig Brokerage LP24,298$73K0.0%+50.3%0.011%
11/17/2025 SIR Capital Management L.P.103,178$311K0.0%-65.6%0.047%
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11/17/2025 Bank of America Corp DE153,294$461K0.0%+555.0%0.070%
11/17/2025 Alliancebernstein L.P.101,680$306K0.0%+11.1%0.046%
11/14/2025 Brooklyn Investment Group27,000$81K0.0%+2,113.1%0.012%
11/14/2025 Two Sigma Investments LP821,793$2.47M0.0%+36.7%0.375%
11/14/2025 Squarepoint Ops LLC98,700$297K0.0%-41.7%0.045%
11/13/2025 Legacy Advisors LLC16,393$49K0.0%N/A0.007%
11/13/2025 HITE Hedge Asset Management LLC976,428$2.94M0.2%-41.8%0.445%
11/13/2025 UBS Group AG430,452$1.30M0.0%+183.1%0.196%
11/12/2025 Dimensional Fund Advisors LP336,832$1.01M0.0%-12.1%0.154%
11/12/2025 Quantbot Technologies LP12,973$39K0.0%N/A0.006%
11/7/2025 CenterBook Partners LP1,248,348$3.76M0.2%+78.8%0.569%
11/7/2025Vanguard Group Inc.1,785,594$5.38M0.0%-24.5%0.815%
11/7/2025 JPMorgan Chase & Co.212,929$641K0.0%+1,226.9%0.097%
11/6/2025 Rhumbline Advisers45,332$136K0.0%-6.3%0.021%
11/3/2025 Federated Hermes Inc.29,963$90K0.0%-51.0%0.014%
11/3/2025Stonegate Investment Group LLC30,000$90K0.0%+20.0%0.014%
10/27/2025 Argentarii LLC51,365$155K0.1%+91.8%0.023%
10/23/2025 SG Americas Securities LLC34,911$105K0.0%N/A0.016%
8/15/2025 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%
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%
5/16/2025Goldman Sachs Group Inc.106,290$280K0.0%-37.1%0.049%
5/16/2025Kensico Capital Management Corp500,800$4.59M0.1%-77.8%0.230%
5/16/2025Adage Capital Partners GP L.L.C.2,440,000$6.42M0.0%+481.0%1.121%
5/15/2025G.F.W. Energy XII L.P.118,729$312K89.4%-72.4%0.055%
5/15/2025PDT Partners LLC111,955$294K0.0%N/A0.051%
5/15/2025Caption Management LLC55,831$147K0.0%N/A0.026%
5/14/2025EntryPoint Capital LLC47,794$126K0.1%N/A0.022%
5/14/2025HITE Hedge Asset Management LLC743,238$1.96M0.1%+80.6%0.342%
5/14/2025Quantbot Technologies LP84,025$221K0.0%N/A0.039%
5/14/2025Wellington Management Group LLP512,889$1.35M0.0%-25.9%0.236%
5/12/2025Nuveen LLC51,840$136K0.0%N/A0.024%
5/12/2025Connor Clark & Lunn Investment Management Ltd.87,636$230K0.0%-43.5%0.040%
5/9/2025CenterBook Partners LP1,744,770$4.59M0.3%+1,655.5%0.802%
5/9/2025Deutsche Bank AG14,051$37K0.0%+63.0%0.006%
5/9/2025Charles Schwab Investment Management Inc.268,252$706K0.0%-2.7%0.123%
5/8/2025XTX Topco Ltd138,198$363K0.0%+129.3%0.064%
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5/8/2025S&CO Inc.235,930$620K0.0%-30.9%0.108%
4/23/2025Legacy Advisors LLC16,393$43K0.0%N/A0.008%
3/24/2025Wellington Management Group LLP692,189$7.33M0.0%-7.8%0.318%
2/17/2025Williams Jones Wealth Management LLC.15,000$159K0.0%N/A0.007%
2/17/2025Two Sigma Investments LP38,088$403K0.0%-7.3%0.018%
2/17/2025SIR Capital Management L.P.408,378$4.33M0.5%-2.0%0.190%
2/17/2025Palo Duro Investment Partners LP56,639$600K0.2%-61.9%0.026%
2/17/2025Man Group plc100,686$1.07M0.0%N/A0.047%
2/17/2025Interval Partners LP15,844$168K0.0%N/A0.007%
2/17/2025G.F.W. Energy XII L.P.429,842$4.55M98.5%-57.0%0.200%


NPWR Institutional Ownership - Frequently Asked Questions

During the previous two years, 93 institutional investors and hedge funds held shares of NET Power. The most heavily invested institutionals were Encompass Capital Advisors LLC ($26.45M), Khrom Capital Management LLC ($11.49M), Summit Partners Public Asset Management LLC ($7.01M), Vanguard Group Inc. ($5.38M), Marshall Wace LLP ($4.75M), Kensico Capital Management Corp ($4.59M), and CenterBook Partners LP ($4.21M).Learn more on NET Power's institutional investors.

53.62% of NET Power's stock is owned by institutional investors. Learn more on NPWR's institutional investor holdings.

Of the 80 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: CenterBook Partners LP ($2.89M), Adage Capital Partners GP L.L.C. ($2.42M), Encompass Capital Advisors LLC ($2.09M), Renaissance Technologies LLC ($703.80K), Marshall Wace LLP ($443.76K), Empowered Funds LLC ($443.06K), and Caption Management LLC ($401.90K).

Institutional investors have bought a total of 5,375,367 shares in the last 24 months. This purchase volume represents approximately $13.30M in transactions.

Of the 20 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: Adage Capital Partners GP L.L.C. ($969.87K), HITE Hedge Asset Management LLC ($929.02K), Vanguard Group Inc. ($580.58K), Empowered Funds LLC ($289.73K), Dimensional Fund Advisors LP ($280.01K), Wellington Management Group LLP ($242.18K), and SIR Capital Management L.P. ($196.90K).

Institutional investors have sold a total of 4,127,602 shares in the last 24 months. This volume of shares sold represents approximately $10.46M in transactions.


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This page (NYSE:NPWR) was last updated on 6/4/2026 by MarketBeat.com Staff.
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