13F

Stock

Net Power Inc

Ticker not mapped · held by 24 managers

Reported value

$2.52M

Holders

24

+1 new · −0 exited

Holders’ est. mark

−$2.09M

Price effect on 23 books still in the name

Largest holder

$1.44M

Share Andrew L.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
Share Andrew L.5.34M$1.44M−$1.23MCut−$1.23M
LMR Partners LLP1.69M$456.8K−$389.1KCut−$389.1K
KENSICO CAPITAL MANAGEMENT CORP455.2K$122.9K−$104.7KCut−$109.7K
BOOTHBAY FUND MANAGEMENT, LLC77.4K$120.7K−$55.7KCut−$55.7K
TORONTO DOMINION BANK278.2K$75.1K−$53.6KCut−$41.4K
Saba Capital Management, L.P.181K$48.9K−$46.2KCut−$46.2K
Ionic Capital Management LLC169.2K$45.7K−$37.7KCut−$36.3K
WOLVERINE ASSET MANAGEMENT LLC124.9K$33.7K−$28.7KCut−$28.8K
ARISTEIA CAPITAL, L.L.C.111.9K$31.2K−$27.6KCut−$27.6K
Caption Management, LLC114.4K$30.9K−$26.3KCut−$26.3K
Arosa Capital Management LP106.2K$28.7K−$24.4KCut−$24.4K
MOORE CAPITAL MANAGEMENT, LP100K$27K−$23KCut−$23K
K2 PRINCIPAL FUND, L.P.46.2K$12.5K−$10.6KCut−$10.6K
Thomas J. Herzfeld Advisors, Inc.32.8K$8.85K−$7.54KCut−$7.54K
BLUEFIN CAPITAL MANAGEMENT, LLC26.5K$7.17K−$6.1KCut−$11.6K
Teilinger Capital Ltd.25K$6.75K−$5.75KCut−$5.75K
Hunting Hill Global Capital, LLC16.6K$4.48K−$3.81KCut−$3.81K
D. E. Shaw & Co., Inc.15K$4.06K−$3.46KCut−$3.46K
SUSQUEHANNA INTERNATIONAL GROUP, LLP11.8K$3.19KNew
Dynamic Advisor Solutions LLC10.4K$2.81K−$2.39KCut−$2.39K
UBS Group AG9.31K$2.51K−$260Added$1.95K
NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO375$101−$87Cut−$87
Clear Street Group Inc.200$54−$46Cut−$46
COHEN & STEERS, INC.193.6K$52−$45Cut−$45

Positions as of Q1 2026. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.