Jane Street’s Westwater Resources WWR Stock Holding History

Jane Street’s Portfolio WWR Stock Details WWR Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-101,200	Closed	-$75.9K	–	13156
2025 Q4	$75.9K	Buy	+101,200	New	+$126K	﹤0.01%	10330
2022 Q1	–	Sell	-10,300	Closed	-$22K	–	11116
2021 Q4	$22K	Sell	10,300 -88,300	-90%	-$270K	﹤0.01%	9777
2021 Q3	$353K	Sell	98,600 -345,700	-78%	-$1.35M	﹤0.01%	7878
2021 Q2	$2.12M	Buy	444,300 +187,300	+73%	+$845K	﹤0.01%	4228
2021 Q1	$1.38M	Buy	257,000 +185,800	+261%	+$1.19M	﹤0.01%	4797
2020 Q4	$351K	Buy	+71,200	New	+$387K	﹤0.01%	6194

Other funds holding WWR

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Cambridge Investment Research Advisors Fairfield, Iowa $38.8B AUM 21.88% 1-Year Est. Return

Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return

VFT

Vanguard Fiduciary Trust Malvern, Pennsylvania $396B AUM

BFM

Brooklands Fund Management London, United Kingdom $88.9M AUM

XTX Topco George Town, Cayman Islands $5.75B AUM 30.56% 1-Year Est. Return

MCM

Massar Capital Management Stamford, Connecticut $934M AUM 14.18% 1-Year Est. Return

Jane Street's WWR Position: Q1 2026 in Review

Jane Street reduced its Westwater Resources (WWR) stake by 77% in Q1 2026, selling an estimated $2.06M and leaving 686,672 shares worth $449K. The position accounts for ﹤0.01% of the portfolio, ranked #8311.

Jane Street first reported a position in WWR in Q4 2013 and has held it in 17 quarters since. The position peaked at $2.23M in Q4 2025. 70 funds tracked by Wall St. Rank hold WWR as of Q1 2026.

Jane Street held 686,672 shares of Westwater Resources worth $449K as of Q1 2026.
Jane Street sold 2,282,760 Westwater Resources shares in Q1 2026, an estimated $2.06M.
Westwater Resources made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #8311 holding.
Jane Street first reported a position in Westwater Resources in Q4 2013 and has held it in 17 quarters since.
Jane Street's Westwater Resources position peaked at $2.23M in Q4 2025.
70 funds tracked by Wall St. Rank held Westwater Resources as of Q1 2026.

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