Jane Street
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Jane Street’s MP Materials MP Stock Holding History

Jane Street’s Portfolio MP Stock Details MP Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$51.6M Sell
1,069,500
-296,900
-22% -$17.8M 0.01% 1034
2025
Q4 		$69M Sell
1,366,400
-1,110,800
-45% -$70.4M 0.01% 757
2025
Q3 		$166M Buy
2,477,200
+589,200
+31% +$37.1M 0.03% 401
2025
Q2 		$62.8M Buy
1,888,000
+1,759,100
+1,365% +$44.9M 0.01% 649
2025
Q1 		$3.15M Buy
128,900
+45,900
+55% +$1.07M ﹤0.01% 3644
2024
Q4 		$1.29M Sell
83,000
-13,300
-14% -$247K ﹤0.01% 4915
2024
Q3 		$1.7M Buy
96,300
+56,100
+140% +$762K ﹤0.01% 4813
2024
Q2 		$512K Sell
40,200
-71,100
-64% -$1.12M ﹤0.01% 6989
2024
Q1 		$1.59M Sell
111,300
-13,200
-11% -$209K ﹤0.01% 4541
2023
Q4 		$2.47M Sell
124,500
-1,300
-1% -$22.2K ﹤0.01% 3950
2023
Q3 		$2.4M Buy
125,800
+15,900
+14% +$353K ﹤0.01% 3735
2023
Q2 		$2.51M Buy
109,900
+500
+0.5% +$11.5K ﹤0.01% 3815
2023
Q1 		$3.08M Sell
109,400
-52,900
-33% -$1.6M ﹤0.01% 3105
2022
Q4 		$3.94M Sell
162,300
-62,300
-28% -$1.89M ﹤0.01% 2809
2022
Q3 		$6.13M Sell
224,600
-146,800
-40% -$4.8M ﹤0.01% 2305
2022
Q2 		$11.9M Sell
371,400
-168,200
-31% -$6.79M 0.01% 1552
2022
Q1 		$30.9M Buy
539,600
+203,000
+60% +$8.93M 0.01% 953
2021
Q4 		$15.3M Sell
336,600
-144,800
-30% -$5.71M 0.01% 1419
2021
Q3 		$15.5M Buy
481,400
+32,400
+7% +$1.13M 0.01% 1323
2021
Q2 		$16.6M Sell
449,000
-784,700
-64% -$24.4M 0.01% 1246
2021
Q1 		$44.4M Buy
1,233,700
+677,800
+122% +$25.1M 0.02% 539
2020
Q4 		$17.9M Buy
+555,900
New +$10.8M 0.01% 942

Other funds holding MP

HP
Hancock Prospecting West Perth, Australia $3.33B AUM 65.96% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
VanEck Associates
VanEck Associates New York $133B AUM 72.99% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return

Jane Street's MP Position: Q1 2026 in Review

Jane Street reduced its MP Materials (MP) stake by 48% in Q1 2026, selling an estimated $16.4M and leaving 297,114 shares worth $14.3M. The position accounts for ﹤0.01% of the portfolio, ranked #2120.

Jane Street first reported a position in MP in Q4 2020 and has held it in 21 quarters since. The position peaked at $28.9M in Q4 2025. 711 funds tracked by Wall St. Rank hold MP as of Q1 2026.

  • Jane Street held 297,114 shares of MP Materials worth $14.3M as of Q1 2026.
  • Jane Street sold 274,508 MP Materials shares in Q1 2026, an estimated $16.4M.
  • MP Materials made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #2120 holding.
  • Jane Street first reported a position in MP Materials in Q4 2020 and has held it in 21 quarters since.
  • Jane Street's MP Materials position peaked at $28.9M in Q4 2025.
  • 711 funds tracked by Wall St. Rank held MP Materials as of Q1 2026.

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