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Magnetar Financial’s Seaboard Corp SEB Stock Holding History

Magnetar Financial’s Portfolio SEB Stock Details SEB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q2 		– Sell
-235
Closed -$634K – 1117
2025
Q1 		$634K Sell
235
-4
-2% -$10.5K 0.01% 411
2024
Q4 		$581K Buy
+239
New +$657K 0.01% 350
2024
Q3 		– Sell
-80
Closed -$253K – 670
2024
Q2 		$253K Buy
+80
New +$257K 0.01% 418

Other funds holding SEB

Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
PMG
Private Management Group Irvine, California $3.47B AUM 13.39% 1-Year Est. Return
KBG
Kahn Brothers Group New York $564M AUM 25.3% 1-Year Est. Return
WCM
Wallace Capital Management Dallas, Texas $871M AUM 13.69% 1-Year Est. Return
Charles Schwab
Charles Schwab San Francisco, California $654B AUM 26.35% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
Two Sigma Advisers
Two Sigma Advisers New York $51.4B AUM 31.07% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return

Magnetar Financial's SEB Position: Q2 2025 in Review

Magnetar Financial sold out of Seaboard Corp (SEB) in Q2 2025, closing a stake of 235 shares — an estimated $634K sold.

Magnetar Financial first reported a position in SEB in Q2 2024 and held it in 3 quarters. The position peaked at $634K in Q1 2025. 157 funds tracked by Wall St. Rank hold SEB as of Q2 2025.

  • Magnetar Financial reported no remaining Seaboard Corp position as of Q2 2025 after selling out during the quarter.
  • Magnetar Financial sold 235 Seaboard Corp shares in Q2 2025, an estimated $634K.
  • Magnetar Financial first reported a position in Seaboard Corp in Q2 2024 and held it in 3 quarters.
  • Magnetar Financial's Seaboard Corp position peaked at $634K in Q1 2025.
  • 157 funds tracked by Wall St. Rank held Seaboard Corp as of Q2 2025.

Based on Magnetar Financial's 13F filing for Q2 2025, filed 12 Aug 2025.