MF
REX icon

Magnetar Financial’s REX American Resources REX Stock Holding History

Magnetar Financial’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
Q1 		$342K Buy
+7,513
New +$272K ﹤0.01% 730
2025
Q3 		– Sell
-11,138
Closed -$271K – 1137
2025
Q2 		$271K Buy
+11,138
New +$235K ﹤0.01% 730
2024
Q3 		– Sell
-12,532
Closed -$286K – 662
2024
Q2 		$286K Buy
+12,532
New +$334K 0.01% 391
2018
Q1 		– Sell
-19,866
Closed -$274K – 768
2017
Q4 		$274K Buy
+19,866
New +$291K ﹤0.01% 536

Other funds holding REX

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
SFM
Systematic Financial Management Teaneck, New Jersey $4.36B AUM 40.56% 1-Year Est. Return
MP
Mangrove Partners Greenwich, Connecticut $1.24B AUM 41.74% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return

Magnetar Financial's REX Position: Q1 2026 in Review

Magnetar Financial opened a new position in REX American Resources (REX) in Q1 2026: 7,513 shares worth $342K. The stake represents ﹤0.01% of the portfolio and ranks #730 among its holdings. This is a return to the name: Magnetar Financial previously reported a position in REX as recently as Q2 2025.

Magnetar Financial first reported a position in REX in Q4 2017 and has held it in 4 quarters since. 233 funds tracked by Wall St. Rank hold REX as of Q1 2026.

  • Magnetar Financial held 7,513 shares of REX American Resources worth $342K as of Q1 2026.
  • REX American Resources was a new Magnetar Financial position in Q1 2026.
  • REX American Resources made up ﹤0.01% of Magnetar Financial's portfolio in Q1 2026, its #730 holding.
  • Magnetar Financial first reported a position in REX American Resources in Q4 2017 and has held it in 4 quarters since.
  • 233 funds tracked by Wall St. Rank held REX American Resources as of Q1 2026.

Based on Magnetar Financial's 13F filing for Q1 2026, filed 13 May 2026.