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RHUMBLINE ADVISERS

Position in NPWR — Net Power Inc.

CIK 1115418 BOSTON, MA

Position in NPWR

as of Jun 30, 2026 · filed Aug 12, 2026
Position Value
$90,044
+$13,427 QoQ
Shares Held
53,919
+9.8% QoQ
Ownership
0.024%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#47
of 120 holders
Holding Since
Jun 2024
9 quarters on record
Voting authority Sole 21% Shared 0% None 79%

Common Shares in NPWR Over Time

Shares Held

Position Value (USD)

Position in Specialty Industrial Machinery

Industrials · as of Jun 30, 2026

RHUMBLINE ADVISERS holds $2,495,931,332 across 55 Specialty Industrial Machinery names. NPWR ranks #54 (0.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in NPWR

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9 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $90,044 53,919
2026-03-31 $76,617 49,114
2025-12-31 $100,611 44,128
2025-09-30 $136,449 45,332
2025-06-30 $119,496 48,379
2025-03-31 $93,688 35,623
2024-12-31 $341,506 32,248
2024-09-30 $228,315 32,570
2024-06-30 $282,474 28,736