Mariner
SEB icon

Mariner’s Seaboard Corp SEB Stock Holding History

Mariner’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
2026
Q2 		$3.72M Buy
833
+539
+183% +$2.82M ﹤0.01% 1167
2026
Q1 		$1.66M Sell
294
-179
-38% -$897K ﹤0.01% 1629
2025
Q4 		$2.1M Sell
473
-60
-11% -$237K ﹤0.01% 1472
2025
Q3 		$1.94M Buy
533
+21
+4% +$73.1K ﹤0.01% 1458
2025
Q2 		$1.47M Buy
512
+29
+6% +$76.6K ﹤0.01% 1537
2025
Q1 		$1.3M Buy
483
+126
+35% +$331K ﹤0.01% 1508
2024
Q4 		$867K Buy
357
+217
+155% +$597K ﹤0.01% 1755
2024
Q3 		$440K Buy
140
+27
+24% +$84.2K ﹤0.01% 2242
2024
Q2 		$357K Buy
+113
New +$364K ﹤0.01% 2317
2024
Q1 		– Sell
-94
Closed -$336K – 3229
2023
Q4 		$336K Buy
+94
New +$334K ﹤0.01% 2242

Other funds holding SEB

Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 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
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
WCM
Wallace Capital Management Dallas, Texas $912M AUM 21.45% 1-Year Est. Return
PMG
Private Management Group Irvine, California $3.8B AUM 23.19% 1-Year Est. Return
Charles Schwab
Charles Schwab San Francisco, California $751B AUM 38.74% 1-Year Est. Return

Mariner's SEB Position: Q2 2026 in Review

Mariner increased its Seaboard Corp (SEB) stake by 183% in Q2 2026, buying an estimated $2.82M and bringing the position to 833 shares worth $3.72M. The position accounts for ﹤0.01% of the portfolio, ranked #1167.

Mariner first reported a position in SEB in Q4 2023 and has held it in 10 quarters since. 213 funds tracked by Wall St. Rank hold SEB as of Q2 2026.

  • Mariner held 833 shares of Seaboard Corp worth $3.72M as of Q2 2026.
  • Mariner bought 539 Seaboard Corp shares in Q2 2026, an estimated $2.82M.
  • Seaboard Corp made up ﹤0.01% of Mariner's portfolio in Q2 2026, its #1167 holding.
  • Mariner first reported a position in Seaboard Corp in Q4 2023 and has held it in 10 quarters since.
  • 213 funds tracked by Wall St. Rank held Seaboard Corp as of Q2 2026.

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