Jeff Yass’s NET Power NPWR Stock Holding History

Jeff Yass’s Portfolio NPWR Stock Details NPWR Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$436K	Buy	261,027 +89,603	+52%	+$162K	﹤0.01%	10221
2026 Q1	$267K	Sell	171,424 -70,475	-29%	-$150K	﹤0.01%	11132
2025 Q4	$552K	Sell	241,899 -181,458	-43%	-$567K	﹤0.01%	8541
2025 Q3	$1.27M	Sell	423,357 -104,536	-20%	-$279K	﹤0.01%	6752
2025 Q2	$1.3M	Buy	527,893 +435,474	+471%	+$914K	﹤0.01%	6762
2025 Q1	$243K	Buy	92,419 +73,752	+395%	+$521K	﹤0.01%	10529
2024 Q4	$198K	Buy	+18,667	New	+$183K	﹤0.01%	10740
2024 Q2	–	Sell	-21,612	Closed	-$246K	–	12859
2024 Q1	$246K	Buy	+21,612	New	+$196K	﹤0.01%	10146

Other funds holding NPWR

ALS

Andrew L. Share $193M AUM 1.47% 1-Year Est. Return

HHAM

HITE Hedge Asset Management Braintree, Massachusetts $1.83B AUM 34.36% 1-Year Est. Return

Adage Capital Partners Boston, Massachusetts $71.3B AUM 56.8% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

PEAK6 Chicago, Illinois $48.6B AUM 40.56% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Defiance ETFs New York $7.37B AUM

Tidal Investments Milwaukee, Wisconsin $57.8B AUM 72.54% 1-Year Est. Return

Sourcerock Group Denver, Colorado $1.92B AUM 45.54% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Jeff Yass's NPWR Position: Q2 2026 in Review

Jeff Yass increased its NET Power (NPWR) stake by 52% in Q2 2026, buying an estimated $162K and bringing the position to 261,027 shares worth $436K. The position accounts for ﹤0.01% of the portfolio, ranked #10221.

Jeff Yass first reported a position in NPWR in Q1 2024 and has held it in 8 quarters since. The position peaked at $1.3M in Q2 2025. 120 funds tracked by Wall St. Rank hold NPWR as of Q2 2026.

Jeff Yass held 261,027 shares of NET Power worth $436K as of Q2 2026.
Jeff Yass bought 89,603 NET Power shares in Q2 2026, an estimated $162K.
NET Power made up ﹤0.01% of Jeff Yass's portfolio in Q2 2026, its #10221 holding.
Jeff Yass first reported a position in NET Power in Q1 2024 and has held it in 8 quarters since.
Jeff Yass's NET Power position peaked at $1.3M in Q2 2025.
120 funds tracked by Wall St. Rank held NET Power as of Q2 2026.

Based on Susquehanna International Group's 13F filing for Q2 2026, filed 14 Aug 2026.