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Mariner, LLC

Position in NPWR — Net Power Inc.

CIK 1373442 Overland Park, KS

Position in NPWR

as of Jun 30, 2026 · filed Aug 13, 2026
Position Value
$30,981
-$107,959 QoQ
Shares Held
18,552
+41.4% QoQ
Ownership
0.008%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#67
of 120 holders
Holding Since
Dec 2024
2 quarters on record
Voting authority Sole 0% Shared 0% None 100%

Common Shares in NPWR Over Time

Shares Held

Position Value (USD)

Position in Specialty Industrial Machinery

Industrials · as of Jun 30, 2026

Mariner, LLC holds $1,315,482,950 across 33 Specialty Industrial Machinery names. NPWR ranks #30 (0.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in NPWR

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2 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $30,981 18,552
2024-12-31 $138,940 13,120