Renaissance Technologies LLC

SEC CIK: 0001037389
Latest filing: Aug 13, 2026

SEC filings (opens in a new tab)

NPWR holding history

Net Power Inc. in every 13F filed by Renaissance Technologies LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

NPWR overview All 13F holders of NPWR Full Q2 2026 holdings

Shares (Q2 2026): 354,206
Value: $591.5K
% of portfolio: <0.1%
Quarters held: 3; Since Q4 2025

Holdings of NPWR by Renaissance Technologies LLC, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q2 2026	354,206	$591.5K	<0.1%	−349,594−49.7%	Reduced	Holders
Q1 2026	703,800	$1.10M	<0.1%	+609,200+644.0%	Added	Holders
Q4 2025	94,600	$215.7K	<0.1%	+94,600	New	Holders