Jane Street
NPWR icon

Jane Street’s NET Power NPWR Stock Holding History

Jane Street’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 		– Sell
-52,548
Closed -$95.2K – 12630
2026
Q1 		$82K Sell
52,548
-668,012
-93% -$1.43M ﹤0.01% 10734
2025
Q4 		$1.64M Buy
720,560
+451,765
+168% +$1.41M ﹤0.01% 5188
2025
Q3 		$809K Buy
+268,795
New +$717K ﹤0.01% 6781
2025
Q2 		– Sell
-99,692
Closed -$209K – 10469
2025
Q1 		$262K Buy
99,692
+64,537
+184% +$456K ﹤0.01% 8025
2024
Q4 		$372K Buy
35,155
+11,126
+46% +$109K ﹤0.01% 7360
2024
Q3 		$168K Sell
24,029
-15,160
-39% -$127K ﹤0.01% 8751
2024
Q2 		$385K Sell
39,189
-3,235
-8% -$34.3K ﹤0.01% 7423
2024
Q1 		$483K Buy
42,424
+4,646
+12% +$42K ﹤0.01% 6730
2023
Q4 		$382K Buy
+37,778
New +$453K ﹤0.01% 7245

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
Adage Capital Partners Boston, Massachusetts $71.3B AUM 56.8% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
PEAK6
PEAK6 Chicago, Illinois $48.6B AUM 40.56% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
DE
Defiance ETFs New York $7.37B AUM
TI
Tidal Investments Milwaukee, Wisconsin $57.8B AUM 72.54% 1-Year Est. Return
SG
Sourcerock Group Denver, Colorado $1.92B AUM 45.54% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Jane Street's NPWR Position: Q2 2026 in Review

Jane Street sold out of NET Power (NPWR) in Q2 2026, closing a stake of 52,548 shares — an estimated $95.2K sold.

Jane Street first reported a position in NPWR in Q4 2023 and held it in 9 quarters. The position peaked at $1.64M in Q4 2025. 120 funds tracked by Wall St. Rank hold NPWR as of Q2 2026.

  • Jane Street reported no remaining NET Power position as of Q2 2026 after selling out during the quarter.
  • Jane Street sold 52,548 NET Power shares in Q2 2026, an estimated $95.2K.
  • Jane Street first reported a position in NET Power in Q4 2023 and held it in 9 quarters.
  • Jane Street's NET Power position peaked at $1.64M in Q4 2025.
  • 120 funds tracked by Wall St. Rank held NET Power as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.