Jane Street
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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 		$449K Sell
686,672
-2,282,760
-77% -$2.06M ﹤0.01% 8311
2025
Q4 		$2.23M Buy
2,969,432
+2,671,654
+897% +$3.32M ﹤0.01% 4610
2025
Q3 		$283K Buy
+297,778
New +$224K ﹤0.01% 9028
2025
Q1 		– Sell
-56,249
Closed -$39.8K – 10782
2024
Q4 		$39.8K Buy
56,249
+35,046
+165% +$20.1K ﹤0.01% 9027
2024
Q3 		$10.9K Buy
+21,203
New +$10.8K ﹤0.01% 9346
2024
Q2 		– Sell
-13,360
Closed -$6.55K – 10289
2024
Q1 		$6.55K Buy
+13,360
New +$6.89K ﹤0.01% 8995
2023
Q2 		– Sell
-14,040
Closed -$15.6K – 9684
2023
Q1 		$15.6K Sell
14,040
-38,903
-73% -$40.5K ﹤0.01% 8689
2022
Q4 		$41.8K Buy
+52,943
New +$56.2K ﹤0.01% 8422
2022
Q2 		– Sell
-14,190
Closed -$28K – 11053
2022
Q1 		$28K Buy
14,190
+1,634
+13% +$3.31K ﹤0.01% 9852
2021
Q4 		$27K Buy
+12,556
New +$38.4K ﹤0.01% 9725
2021
Q2 		– Sell
-76,015
Closed -$343K – 10505
2021
Q1 		$408K Buy
76,015
+38,078
+100% +$244K ﹤0.01% 7163
2020
Q4 		$187K Sell
37,937
-1,547
-4% -$8.4K ﹤0.01% 6984
2020
Q3 		$99K Buy
+39,484
New +$83.6K ﹤0.01% 6754
2018
Q3 		– Sell
-418
Closed -$8K – 5789
2018
Q2 		$8K Buy
+418
New +$10.1K ﹤0.01% 4885
2017
Q4 		– Sell
-228
Closed -$16K – 5261
2017
Q3 		$16K Buy
+228
New +$16.4K ﹤0.01% 4361
2014
Q3 		– Sell
-28
Closed -$43K – 3130
2014
Q2 		$43K Buy
+28
New +$45.1K ﹤0.01% 2439
2014
Q1 		– Sell
-24
Closed -$43K – 3118
2013
Q4 		$43K Buy
+24
New +$39.7K ﹤0.01% 2244

Other funds holding WWR

VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Cambridge Investment Research Advisors
Cambridge Investment Research Advisors Fairfield, Iowa $38.8B AUM 21.88% 1-Year Est. Return
Two Sigma Investments
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
XT
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.