Net Power Inc.

NPWR

Exchange: NYSE
Industry: Electrical Industrial Apparatus
SEC CIK: 0001845437

SEC filings (opens in a new tab)

In the last 90 days, Net Power Inc. insiders filed 0 open-market purchases and 7 sales; 120 institutions reported holding it in 13F filings for Q2 2026, worth $64.1M in total; no superinvestor holds it.

Other share classesNPWR.WT

Q2 2024 vs. Q1 2024

How the institutions holding Net Power Inc. changed between Q1 2024 and Q2 2024.

All holders in Q2 2024 All holders in Q1 2024

13F holders of NPWR: Q1 2024 compared with Q2 2024
Measure	Q1 2024	Of which not filed for Q2 2024	Q2 2024	Change
Holders	77	2	93	+18
Shares	27.0M	502	29.8M	+2.74M (+10.2%)
Value	$307.6M	$5.42K	$292.4M	−$15.2M (−4.9%)

2 institutions that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so the changes leave them out.

New holders (32)

Institutions that held Net Power Inc. at the end of Q2 2024 but not at the end of Q1 2024.

Institutions new to NPWR in Q2 2024
Institution	Shares	Value	% of portfolio
Encompass Capital Advisors LLC	2,089,229	$20.5M	1.11%
Norges Bank	227,438	$2.24M	0.00%
Arosa Capital Management LP	156,900	$1.54M	1.20%
Thomist Capital Management, LP	112,729	$1.07M	0.39%
SIR Capital Management, L.P.	98,783	$971.0K	0.10%
Bank of New York Mellon Corp	67,301	$661.6K	0.00%
Squarepoint Ops LLC	47,800	$469.9K	0.00%
Nuveen Asset Management, LLC	38,986	$383.2K	0.00%
Perigon Wealth Management, LLC	30,000	$294.9K	0.01%
PDT Partners, LLC	29,232	$287.4K	0.03%
Rhumbline Advisers	28,736	$282.5K	0.00%
Clear Street Markets LLC	27,282	$268.0K	0.10%
D. E. Shaw & Co., Inc.	23,478	$230.8K	0.00%
Bank of Montreal	19,370	$206.5K	0.00%
Alpine Global Management, LLC	20,748	$204.0K	0.04%
Jump Financial, LLC	15,644	$153.8K	0.00%
National Asset Management, Inc.	13,850	$136.1K	0.00%
XTX Topco Ltd	13,489	$132.6K	0.01%
Corebridge Financial, Inc.	11,378	$112.0K	0.00%
Fox Run Management, L.L.C.	11,143	$109.5K	0.02%
Alliancebernstein L.P.	10,860	$106.8K	0.00%
Cetera Investment Advisers	10,810	$106.3K	0.00%
New York State Common Retirement Fund	9,600	$94.4K	0.00%
Deutsche Bank AG	8,622	$84.8K	0.00%
MetLife Investment Management	5,641	$55.5K	0.00%
STRS Ohio	3,900	$38.3K	0.00%
FMR LLC	2,145	$21.1K	0.00%
Ameritas Investment Partners, Inc.	2,072	$20.4K	0.00%
Legal & General Group Plc	1,838	$18.1K	0.00%
California State Teachers Retirement System	1,532	$15.1K	0.00%
Amalgamated Bank	732	$7.00K	0.00%
Farther Finance Advisors, LLC	570	$5.14K	0.00%

Sold out (14)

Institutions that held Net Power Inc. at the end of Q1 2024 and filed for Q2 2024 without it.

Institutions that sold out of NPWR in Q2 2024
Institution	Shares, Q1 2024	Value, Q1 2024
DME Capital Management, LPSuperinvestorGreenlight Capital	1,959,280	$22.3M
Prelude Capital Management, LLC	120,488	$1.37M
Brevan Howard Capital Management LP	68,230	$777.1K
Covalis Capital LLP	49,430	$563.0K
Schonfeld Strategic Advisors LLC	45,410	$517.2K
ExodusPoint Capital Management, LP	41,318	$471.0K
Susquehanna International Group, LLP	21,612	$246.2K
Evercore Wealth Management, LLC	20,000	$227.8K
Omers Administration Corp	17,600	$200.5K
Balyasny Asset Management LLC	16,855	$192.0K
CTC Alternative Strategies, Ltd.	10,600	$120.7K
CI Private Wealth, LLC	10,000	$113.9K
Steward Partners Investment Advisory, LLC	515	$5.87K
CWM, LLC	16	$0

Not filed for Q2 2024 yet (2)

Institutions that held Net Power Inc. at the end of Q1 2024 and haven't filed a 13F for Q2 2024. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding NPWR in Q1 2024 that haven't filed for Q2 2024
Institution	Shares, Q1 2024	Value, Q1 2024
Retirement Group, LLC	300	$3.42K
Cutler Group LP	202	$2.00K