Marshall Wace
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Marshall Wace’s REX American Resources REX Stock Holding History

Marshall Wace’s Portfolio REX Stock Details REX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		– Sell
-38,388
Closed -$1.75M – 3635
2026
Q1 		$1.75M Buy
+38,388
New +$1.39M ﹤0.01% 1862
2025
Q4 		– Sell
-18,848
Closed -$577K – 3399
2025
Q3 		$577K Buy
18,848
+9,862
+110% +$281K ﹤0.01% 2177
2025
Q2 		$219K Sell
8,986
-9,214
-51% -$194K ﹤0.01% 2435
2025
Q1 		$342K Buy
+18,200
New +$365K ﹤0.01% 2212
2024
Q3 		– Sell
-27,114
Closed -$618K – 2886
2024
Q2 		$618K Sell
27,114
-48,978
-64% -$1.31M ﹤0.01% 1886
2024
Q1 		$2.23M Sell
76,092
-41,482
-35% -$913K ﹤0.01% 1311
2023
Q4 		$2.78M Buy
+117,574
New +$2.35M ﹤0.01% 1095
2023
Q3 		– Sell
-12,260
Closed -$213K – 2600
2023
Q2 		$213K Buy
+12,260
New +$190K ﹤0.01% 2232
2019
Q1 		– Sell
-1,350
Closed -$15K – 2008
2018
Q4 		$15K Buy
+1,350
New +$15.8K ﹤0.01% 1528
2016
Q1 		– Sell
-317,868
Closed -$2.87M – 1171
2015
Q4 		$2.87M Buy
317,868
+12,726
+4% +$117K 0.03% 493
2015
Q3 		$2.57M Buy
+305,142
New +$2.72M 0.03% 403
2015
Q2 		– Sell
-462,312
Closed -$4.69M – 1023
2015
Q1 		$4.69M Buy
+462,312
New +$4.44M 0.06% 330

Other funds holding REX

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
SFM
Systematic Financial Management Teaneck, New Jersey $5.02B AUM 66.06% 1-Year Est. Return
MP
Mangrove Partners Greenwich, Connecticut $1.52B AUM 36.54% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return

Marshall Wace's REX Position: Q2 2026 in Review

Marshall Wace sold out of REX American Resources (REX) in Q2 2026, closing a stake of 38,388 shares — an estimated $1.75M sold.

Marshall Wace first reported a position in REX in Q1 2015 and held it in 12 quarters. The position peaked at $4.69M in Q1 2015. 230 funds tracked by Wall St. Rank hold REX as of Q2 2026.

  • Marshall Wace reported no remaining REX American Resources position as of Q2 2026 after selling out during the quarter.
  • Marshall Wace sold 38,388 REX American Resources shares in Q2 2026, an estimated $1.75M.
  • Marshall Wace first reported a position in REX American Resources in Q1 2015 and held it in 12 quarters.
  • Marshall Wace's REX American Resources position peaked at $4.69M in Q1 2015.
  • 230 funds tracked by Wall St. Rank held REX American Resources as of Q2 2026.

Based on Marshall Wace's 13F filing for Q2 2026, filed 13 Aug 2026.