NPWR Insider Trading

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Insider Trading History
Frequently Asked Questions
About

Insider Ownership Percentage: 2.10%

Insider Buying (Last 12 Months): $0.00

Insider Selling (Last 12 Months): $11,229,170.79

NET Power Insider Trading History Chart

NET Power Share Price & Price History

^$2.92

▲ +0.045 (1.57%)

As of 12/4/2025 04:59 PM ET

Days: 30 | 90 | 365

NET Power Insider Trading History

Transaction Date	Insider Name	Title	Buy/Sell	Number of Shares	Average Share Price	Total Transaction	Shares Held After Transaction
11/28/2025	8 Rivers Capital, Llc	Major Shareholder	Sell	200,000	$2.94	$588,000.00	2,900,000
11/21/2025	8 Rivers Capital, Llc	Major Shareholder	Sell	17,163	$2.50	$42,907.50	3,100,000
11/20/2025	8 Rivers Capital, Llc	Major Shareholder	Sell	132,837	$2.60	$345,376.20	3,117,163
11/19/2025	8 Rivers Capital, Llc	Major Shareholder	Sell	250,000	$2.57	$642,500.00	3,250,000
11/17/2025	8 Rivers Capital, Llc	Major Shareholder	Sell	338,653	$2.81	$951,614.93	3,500,000
11/3/2025	8 Rivers Capital, Llc	Major Shareholder	Sell	8,477	$4.00	$33,908.00	1,838,653
10/31/2025	8 Rivers Capital, Llc	Major Shareholder	Sell	18,116	$4.05	$73,369.80	1,847,130
10/31/2025	Cynda Beauchamp	Major Shareholder	Sell	18,116	$4.05	$73,369.80	1,847,130
10/30/2025	8 Rivers Capital, Llc	Major Shareholder	Sell	107,754	$4.04	$435,326.16	1,865,246
10/29/2025	8 Rivers Capital, Llc	Major Shareholder	Sell	786,832	$4.12	$3,241,747.84	1,973,000
10/28/2025	8 Rivers Capital, Llc	Major Shareholder	Sell	7,585	$3.77	$28,595.45	2,759,832
10/27/2025	8 Rivers Capital, Llc	Major Shareholder	Sell	200,000	$3.77	$754,000.00	2,767,417
10/24/2025	8 Rivers Capital, Llc	Major Shareholder	Sell	32,583	$3.70	$120,557.10	2,967,417
10/23/2025	8 Rivers Capital, Llc	Major Shareholder	Sell	284,100	$3.69	$1,048,329.00	3,000,000
10/22/2025	8 Rivers Capital, Llc	Major Shareholder	Sell	89,000	$3.31	$294,590.00	3,284,100
10/21/2025	8 Rivers Capital, Llc	Major Shareholder	Sell	189,300	$3.53	$668,229.00	3,373,100
10/20/2025	8 Rivers Capital, Llc	Major Shareholder	Sell	201,000	$3.58	$719,580.00	3,562,400
10/16/2025	8 Rivers Capital, Llc	Major Shareholder	Sell	13,959	$4.71	$65,746.89	3,763,400
10/15/2025	8 Rivers Capital, Llc	Major Shareholder	Sell	222,641	$4.86	$1,082,035.26	3,777,359
4/3/2025	Akash S. Patel	CFO	Sell	7,359	$2.29	$16,852.11
4/3/2025	Kelly Rosser	CAO	Sell	1,127	$2.25	$2,535.75	2,531
11/22/2024	8 Rivers Capital, Llc	Major Shareholder	Sell	431,009	$12.76	$5,499,674.84
11/22/2024	Akash S. Patel	CFO	Sell	150,000	$12.65	$1,897,500.00
11/20/2024	8 Rivers Capital, Llc	Major Shareholder	Sell	320,371	$12.60	$4,036,674.60	940,049
10/16/2024	8 Rivers Capital, Llc	Major Shareholder	Sell	517,618	$7.12	$3,685,440.16	199,369
10/11/2024	Npeh, Llc	Major Shareholder	Sell	120,500	$6.92	$833,860.00	716,987
10/9/2024	Npeh, Llc	Major Shareholder	Sell	122,591	$6.95	$852,007.45	837,487
10/7/2024	8 Rivers Capital, Llc	major shareholder	Sell	8,871	$7.01	$62,185.71	960,078
10/3/2024	8 Rivers Capital, Llc	Major Shareholder	Sell	10,433	$7.00	$73,031.00	14,290
9/30/2024	8 Rivers Capital, Llc	Major Shareholder	Sell	46,585	$7.07	$329,355.95	24,723
9/23/2024	8 Rivers Capital, Llc	Major Shareholder	Sell	1,764	$7.00	$12,348.00	71,310
9/20/2024	8 Rivers Capital, Llc	Major Shareholder	Sell	26,926	$7.00	$188,482.00	73,074
9/18/2024	8 Rivers Capital, Llc	Major Shareholder	Sell	80,122	$7.02	$562,456.44	342,364
9/16/2024	Npeh, Llc	Major Shareholder	Sell	36,752	$7.05	$259,101.60	67,445
9/13/2024	Npeh, Llc	Major Shareholder	Sell	1,340	$7.26	$9,728.40	104,197
9/11/2024	Npeh, Llc	Major Shareholder	Sell	21,155	$7.28	$154,008.40	107,852
9/9/2024	Npeh, Llc	Major Shareholder	Sell	60,022	$7.60	$456,167.20	129,307
9/6/2024	Npeh, Llc	Major Shareholder	Sell	66,825	$7.88	$526,581.00	189,329
9/4/2024	Npeh, Llc	Major Shareholder	Sell	83,325	$8.10	$674,932.50	416,675
5/23/2024	Sk Inc.	Major Shareholder	Sell	2,500,000	$10.04	$25,100,000.00	2,500,000
9/13/2023	James Mahon	General Counsel	Sell	26,126	$15.12	$395,025.12
9/11/2023	James Mahon	General Counsel	Sell	20,000	$15.11	$302,200.00	31,394
9/8/2023	James Mahon	General Counsel	Sell	20,000	$15.71	$314,200.00	51,394
9/6/2023	James Mahon	General Counsel	Sell	8,606	$15.25	$131,241.50	91,394
9/1/2023	Brandon Heffinger	Insider	Sell	34,858	$14.19	$494,635.02
8/30/2023	Brandon Heffinger	Insider	Sell	76,142	$14.31	$1,089,592.02	73,858
8/21/2023	Brandon Heffinger	Insider	Sell	27,771	$15.19	$421,841.49
8/17/2023	Brandon Heffinger	Insider	Sell	54,944	$14.80	$813,171.20	95,056

SEC Filings (Institutional Ownership Changes) for NET Power (NYSE:NPWR)

53.62% of NET Power stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

NET Power Institutional Trading History

Reporting Date	Hedge Fund	Shares Held	Market Value	% of Portfolio	Quarterly Change in Shares	Ownership in Company
11/17/2025	Worth Venture Partners LLC	69,375	$0.21M	0.6%	N/A	0.032%
11/17/2025	Verition Fund Management LLC	27,337	$82K	0.0%	-71.1%	0.012%
11/17/2025	Sig Brokerage LP	24,298	$73K	0.0%	+50.3%	0.011%
11/17/2025	SIR Capital Management L.P.	103,178	$0.31M	0.0%	-65.6%	0.047%
11/17/2025	Bank of America Corp DE	153,294	$0.46M	0.0%	+555.0%	0.070%
11/17/2025	Alliancebernstein L.P.	101,680	$0.31M	0.0%	+11.1%	0.046%
11/14/2025	Brooklyn Investment Group	27,000	$81K	0.0%	+2,113.1%	0.012%
11/14/2025	Two Sigma Investments LP	821,793	$2.47M	0.0%	+36.7%	0.375%
11/14/2025	Squarepoint Ops LLC	98,700	$0.30M	0.0%	-41.7%	0.045%
11/13/2025	Legacy Advisors LLC	16,393	$49K	0.0%	N/A	0.007%
11/13/2025	HITE Hedge Asset Management LLC	976,428	$2.94M	0.2%	-41.8%	0.445%
11/13/2025	UBS Group AG	430,452	$1.30M	0.0%	+183.1%	0.196%
11/12/2025	Dimensional Fund Advisors LP	336,832	$1.01M	0.0%	-12.1%	0.154%
11/12/2025	Quantbot Technologies LP	12,973	$39K	0.0%	N/A	0.006%
11/7/2025	CenterBook Partners LP	1,248,348	$3.76M	0.2%	+78.8%	0.569%
11/7/2025	Vanguard Group Inc.	1,785,594	$5.38M	0.0%	-24.5%	0.815%
11/7/2025	JPMorgan Chase & Co.	212,929	$0.64M	0.0%	+1,226.9%	0.097%
11/6/2025	Rhumbline Advisers	45,332	$0.14M	0.0%	-6.3%	0.021%
11/3/2025	Federated Hermes Inc.	29,963	$90K	0.0%	-51.0%	0.014%
11/3/2025	Stonegate Investment Group LLC	30,000	$90K	0.0%	+20.0%	0.014%
10/27/2025	Argentarii LLC	51,365	$0.16M	0.1%	+91.8%	0.023%
10/23/2025	SG Americas Securities LLC	34,911	$0.11M	0.0%	N/A	0.016%
8/15/2025	Engineers Gate Manager LP	46,433	$0.12M	0.0%	+17.8%	0.021%
8/15/2025	Bank of America Corp DE	23,405	$58K	0.0%	-80.4%	0.011%
8/15/2025	Adage Capital Partners GP L.L.C.	2,840,000	$7.02M	0.0%	+16.4%	1.296%
8/14/2025	MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.	18,525	$46K	0.0%	+44.9%	0.008%
8/14/2025	Caption Management LLC	401,899	$0.99M	0.0%	+619.8%	0.183%
8/14/2025	Sei Investments Co.	12,854	$32K	0.0%	N/A	0.006%
8/14/2025	Federated Hermes Inc.	61,122	$0.15M	0.0%	N/A	0.028%
8/13/2025	Invesco Ltd.	10,108	$25K	0.0%	N/A	0.005%
8/13/2025	OMERS ADMINISTRATION Corp	36,400	$90K	0.0%	N/A	0.017%
8/12/2025	XTX Topco Ltd	111,612	$0.28M	0.0%	-19.2%	0.051%
8/12/2025	JPMorgan Chase & Co.	16,047	$40K	0.0%	+48.7%	0.007%
8/8/2025	Intech Investment Management LLC	19,541	$48K	0.0%	-50.6%	0.009%
8/8/2025	Geode Capital Management LLC	841,060	$2.08M	0.0%	+21.4%	0.384%
8/7/2025	S&CO Inc.	188,000	$0.46M	0.0%	-20.3%	0.086%
7/17/2025	Janney Montgomery Scott LLC	10,000	$25K	0.0%	N/A	0.005%
6/27/2025	Goldman Sachs Group Inc.	106,290	$0.28M	0.0%	-37.1%	0.049%
5/16/2025	Goldman Sachs Group Inc.	106,290	$0.28M	0.0%	-37.1%	0.049%
5/16/2025	Kensico Capital Management Corp	500,800	$4.59M	0.1%	-77.8%	0.230%
5/16/2025	Adage Capital Partners GP L.L.C.	2,440,000	$6.42M	0.0%	+481.0%	1.121%
5/15/2025	G.F.W. Energy XII L.P.	118,729	$0.31M	89.4%	-72.4%	0.055%
5/15/2025	PDT Partners LLC	111,955	$0.29M	0.0%	N/A	0.051%
5/15/2025	Caption Management LLC	55,831	$0.15M	0.0%	N/A	0.026%
5/14/2025	EntryPoint Capital LLC	47,794	$0.13M	0.1%	N/A	0.022%
5/14/2025	HITE Hedge Asset Management LLC	743,238	$1.96M	0.1%	+80.6%	0.342%
5/14/2025	Quantbot Technologies LP	84,025	$0.22M	0.0%	N/A	0.039%
5/14/2025	Wellington Management Group LLP	512,889	$1.35M	0.0%	-25.9%	0.236%
5/12/2025	Nuveen LLC	51,840	$0.14M	0.0%	N/A	0.024%
5/12/2025	Connor Clark & Lunn Investment Management Ltd.	87,636	$0.23M	0.0%	-43.5%	0.040%
5/9/2025	CenterBook Partners LP	1,744,770	$4.59M	0.3%	+1,655.5%	0.802%
5/9/2025	Deutsche Bank AG	14,051	$37K	0.0%	+63.0%	0.006%
5/9/2025	Charles Schwab Investment Management Inc.	268,252	$0.71M	0.0%	-2.7%	0.123%
5/8/2025	XTX Topco Ltd	138,198	$0.36M	0.0%	+129.3%	0.064%
5/8/2025	S&CO Inc.	235,930	$0.62M	0.0%	-30.9%	0.108%
4/23/2025	Legacy Advisors LLC	16,393	$43K	0.0%	N/A	0.008%
3/24/2025	Wellington Management Group LLP	692,189	$7.33M	0.0%	-7.8%	0.318%
2/17/2025	Williams Jones Wealth Management LLC.	15,000	$0.16M	0.0%	N/A	0.007%
2/17/2025	Two Sigma Investments LP	38,088	$0.40M	0.0%	-7.3%	0.018%
2/17/2025	SIR Capital Management L.P.	408,378	$4.33M	0.5%	-2.0%	0.190%
2/17/2025	Palo Duro Investment Partners LP	56,639	$0.60M	0.2%	-61.9%	0.026%
2/17/2025	Man Group plc	100,686	$1.07M	0.0%	N/A	0.047%
2/17/2025	Interval Partners LP	15,844	$0.17M	0.0%	N/A	0.007%
2/17/2025	G.F.W. Energy XII L.P.	429,842	$4.55M	98.5%	-57.0%	0.200%
2/17/2025	Encompass Capital Advisors LLC	2,497,413	$26.45M	1.0%	-0.6%	1.159%
2/17/2025	Bank of America Corp DE	23,263	$0.25M	0.0%	+42.8%	0.011%
2/14/2025	Northern Trust Corp	219,511	$2.33M	0.0%	+11.5%	0.102%
2/14/2025	Nebula Research & Development LLC	19,107	$0.20M	0.0%	+26.0%	0.009%
2/14/2025	Khrom Capital Management LLC	1,084,705	$11.49M	1.3%	-19.7%	0.504%
2/14/2025	Dimensional Fund Advisors LP	141,958	$1.51M	0.0%	+930.8%	0.066%
2/14/2025	HITE Hedge Asset Management LLC	411,512	$4.36M	0.3%	+6.2%	0.191%
2/13/2025	Marshall Wace LLP	448,547	$4.75M	0.0%	+9.4%	0.208%
2/13/2025	XTX Topco Ltd	60,269	$0.64M	0.1%	N/A	0.028%
2/13/2025	Mariner LLC	13,120	$0.14M	0.0%	N/A	0.006%
2/13/2025	Barclays PLC	32,351	$0.34M	0.0%	+16.0%	0.015%
2/13/2025	Covestor Ltd	4,015	$43K	0.0%	N/A	0.002%
2/13/2025	CenterBook Partners LP	99,390	$1.05M	0.1%	N/A	0.046%
2/13/2025	Raymond James Financial Inc.	119,397	$1.26M	0.0%	N/A	0.055%
2/13/2025	Wells Fargo & Company MN	28,146	$0.30M	0.0%	+29.5%	0.013%
2/12/2025	ExodusPoint Capital Management LP	32,819	$0.35M	0.0%	-63.1%	0.015%
2/12/2025	Geode Capital Management LLC	658,563	$6.98M	0.0%	+1.9%	0.306%
2/12/2025	National Bank of Canada FI	11,930	$0.13M	0.0%	+2,727.0%	0.006%
2/12/2025	Wellington Management Group LLP	692,189	$7.33M	0.0%	-7.8%	0.321%
2/11/2025	Vanguard Group Inc.	2,865,402	$30.35M	0.0%	+13.1%	1.330%
2/11/2025	LPL Financial LLC	14,036	$0.15M	0.0%	+15.0%	0.007%
2/11/2025	Fox Run Management L.L.C.	12,904	$0.14M	0.0%	N/A	0.006%
2/10/2025	Connor Clark & Lunn Investment Management Ltd.	155,088	$1.64M	0.0%	+176.3%	0.072%
2/7/2025	S&CO Inc.	341,405	$3.62M	0.2%	+35.5%	0.158%
2/7/2025	AlphaQuest LLC	2,564	$27K	0.0%	-88.3%	0.001%
2/7/2025	Argentarii LLC	23,443	$0.25M	0.1%	N/A	0.011%
2/6/2025	Raymond James Financial Inc.	119,397	$1.26M	0.0%	N/A	0.055%
2/6/2025	Kapstone Financial Advisors LLC	17,395	$0.18M	0.1%	N/A	0.008%
2/6/2025	Charles Schwab Investment Management Inc.	275,812	$2.92M	0.0%	+12.6%	0.128%
2/4/2025	Los Angeles Capital Management LLC	17,120	$0.18M	0.0%	N/A	0.008%
2/4/2025	Bank of New York Mellon Corp	66,411	$0.70M	0.0%	+32.1%	0.031%
2/3/2025	Handelsbanken Fonder AB	16,500	$0.18M	0.0%	N/A	0.008%
1/17/2025	Janney Montgomery Scott LLC	10,200	$0.11M	0.0%	N/A	0.005%
11/19/2024	Barclays PLC	27,883	$0.20M	0.0%	+276.7%	0.013%
11/16/2024	Geode Capital Management LLC	646,584	$4.54M	0.0%	+21.7%	0.300%
11/15/2024	Barclays PLC	27,883	$0.20M	0.0%	+276.7%	0.013%

Data available starting January 2016

NET Power Inc. operates as a clean energy technology company. The company invents, develops, and licenses clean power generation technology. NET Power Inc. was founded in 2010 and is headquartered in Durham, North Carolina.

Today's Range

Now: $2.92

$2.84

$3.00

50 Day Range

MA: $3.36

$2.45

$4.85

52 Week Range

Now: $2.92

$1.48

$11.83

Volume

631,295 shs

Average Volume

1,319,841 shs

Market Capitalization

$647.54 million

P/E Ratio

N/A

Dividend Yield

N/A

Beta

0.8

Who are the company insiders with the largest holdings of NET Power?: NET Power's top insider shareholders include:
8 Rivers Capital, Llc (Major Shareholder)
Sk Inc (Major Shareholder)
Cynda Beauchamp (Major Shareholder)
Npeh, Llc (Major Shareholder)
Kelly Rosser (CAO)
Akash S Patel (CFO)
Learn More about top insider investors at NET Power.
Who are the major institutional investors of NET Power?: NET Power's top institutional investors include:
Vanguard Group Inc. — 0.81%
CenterBook Partners LP — 0.57%
HITE Hedge Asset Management LLC — 0.45%
Two Sigma Investments LP — 0.37%
UBS Group AG — 0.20%
Dimensional Fund Advisors LP — 0.15%
Learn More about top institutional investors of NET Power stock.
Which major investors are selling NET Power stock?: In the previous quarter, NPWR stock was sold by these institutional investors:
HITE Hedge Asset Management LLC
Vanguard Group Inc.
SIR Capital Management L.P.
Squarepoint Ops LLC
Verition Fund Management LLC
Dimensional Fund Advisors LP
Federated Hermes Inc.
Rhumbline Advisers
During the last year, company insiders that have sold NET Power company stock include:
8 Rivers Capital, Llc (Major Shareholder)
Sk Inc (Major Shareholder)
Cynda Beauchamp (Major Shareholder)
Npeh, Llc (Major Shareholder)
Learn More investors selling NET Power stock.
Which major investors are buying NET Power stock?: During the last quarter, NPWR stock was acquired by institutional investors including:
CenterBook Partners LP
UBS Group AG
Two Sigma Investments LP
JPMorgan Chase & Co.
Bank of America Corp DE
Worth Venture Partners LLC
SG Americas Securities LLC
Brooklyn Investment Group