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PEAK6 LLC

Position in NPWR — Net Power Inc.

CIK 1389958 AUSTIN, TX

Position in NPWR

as of Jun 30, 2026 · filed Aug 13, 2026
Position Value
$3,316,209
+$214,594 QoQ
Shares Held
1,985,754
-0.1% QoQ
Ownership
0.883%
of shares outstanding
% of Portfolio
0.08%
of 13F equity value
Holder Rank
#5
of 120 holders
Holding Since
Dec 2024
7 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in NPWR Over Time

Shares Held

Position Value (USD)

Derivatives in NPWR

reported options exposure · as of Jun 30, 2026
CallValue
$2,411,981
CallShares
1,444,300
PutValue
$0
PutShares
0

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Specialty Industrial Machinery

Industrials · as of Jun 30, 2026

PEAK6 LLC holds $57,129,459 across 25 Specialty Industrial Machinery names. NPWR ranks #5 (5.8% of the industry book) .

# Ticker Company Shares Value (USD) Open
5 NPWR
Net Power Inc.
This page
1,985,754 $3,316,209

All Filings in NPWR

Export CSV
12 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $2,411,981 1,444,300
2026-06-30 $3,316,209 1,985,754
2026-03-31 $3,101,615 1,988,215
2026-03-31 $466,908 299,300
2025-12-31 $3,071,248 1,347,039
2025-09-30 $4,404,834 1,463,400
2025-06-30 $2 1
2025-06-30 $3,672,149 1,486,700
2025-03-31 $3,419 1,300
2025-03-31 $1,052,000 400,000
2024-12-31 $2,066,109 195,100
2024-12-31 $175,804 16,601