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
Q1 		$19.5K Sell
12,500
-13,000
-51% -$27.7K ﹤0.01% 11197
2025
Q4 		$58.1K Buy
25,500
+10,400
+69% +$32.5K ﹤0.01% 10453
2025
Q3 		$45.5K Buy
+15,100
New +$40.3K ﹤0.01% 10376

Other funds holding NPWR

ALS
Andrew L. Share $193M AUM 1.47% 1-Year Est. Return
HHAM
HITE Hedge Asset Management Braintree, Massachusetts $1.77B AUM 38.67% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
PEAK6
PEAK6 Chicago, Illinois $42.6B AUM 66.3% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Adage Capital Partners
Adage Capital Partners Boston, Massachusetts $64.8B AUM 42.7% 1-Year Est. Return
SG
Sourcerock Group Denver, Colorado $2.48B AUM 72.25% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return
Cohen & Steers
Cohen & Steers New York $57.6B AUM 8.03% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Jane Street's NPWR Position: Q1 2026 in Review

Jane Street reduced its NET Power (NPWR) stake by 93% in Q1 2026, selling an estimated $1.43M and leaving 52,548 shares worth $82K. The position accounts for ﹤0.01% of the portfolio, ranked #10734.

Jane Street first reported a position in NPWR in Q4 2023 and has held it in 9 quarters since. The position peaked at $1.64M in Q4 2025. 113 funds tracked by Wall St. Rank hold NPWR as of Q1 2026.

  • Jane Street held 52,548 shares of NET Power worth $82K as of Q1 2026.
  • Jane Street sold 668,012 NET Power shares in Q1 2026, an estimated $1.43M.
  • NET Power made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #10734 holding.
  • Jane Street first reported a position in NET Power in Q4 2023 and has held it in 9 quarters since.
  • Jane Street's NET Power position peaked at $1.64M in Q4 2025.
  • 113 funds tracked by Wall St. Rank held NET Power as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.