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Seaboard Corp
SEB

207 hedge funds and large institutions have $1.38B invested in Seaboard Corp in 2026 Q1 according to their latest regulatory filings, with 41 funds opening new positions, 65 increasing their positions, 55 reducing their positions, and 28 closing their positions.

New
Increased
Maintained
Reduced
Closed

46% more first-time investments, than exits

New positions opened: 41 | Existing positions closed: 28

38% more capital invested

Capital invested by funds: $998M → $1.38B (+$377M)

18% more repeat investments, than reductions

Existing positions increased: 65 | Existing positions reduced: 55

5% more funds holding

Funds holding: 198 → 207 (+9)

1.96% more ownership

Funds ownership: 23.44% → 25.4% (+2%)

20% less funds holding in top 10

Funds holding in top 10: 5 → 4 (-1)

Holders
207
Holders Change
+9
Holders Change %
+4.55%
% of All Funds
2.55%
Holding in Top 10
4
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-20%
% of All Funds
0.05%
New
41
Increased
65
Reduced
55
Closed
28
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

1
Arrowstreet Capital
Arrowstreet Capital
Massachusetts
+$43.5M
2
CAMG
CWA Asset Management Group
Florida
+$17.7M
3
AQR Capital Management
AQR Capital Management
Connecticut
+$15M
4
Two Sigma Investments
Two Sigma Investments
New York
+$12.8M
5
Dimensional Fund Advisors
Dimensional Fund Advisors
Texas
+$10.1M

Top Sellers

1
PMG
Private Management Group
California
-$11.1M
2
Renaissance Technologies
Renaissance Technologies
New York
-$9.27M
3
KBG
Kahn Brothers Group
New York
-$7.09M
4
Voloridge Investment Management
Voloridge Investment Management
Florida
-$6.73M
5
TLM
Twin Lions Management
Connecticut
-$6.19M
Name Holding Trade Value Shares
Change 		Change in
Stake
Wealth Enhancement Advisory Services
126
Wealth Enhancement Advisory Services
Minnesota
$456K +$90.2K +18 +31%
ASRS
127
Arizona State Retirement System
Arizona
$447K -$15K -3 -4%
CC
128
Centiva Capital
New York
$441K +$391K +78 New
CCIA
129
Campbell & Co Investment Adviser
Maryland
$424K +$376K +75 New
Bank of Montreal
130
Bank of Montreal
Ontario, Canada
$424K -$5.01K -1 -1%
VIA
131
Vanguard Investments Australia
Australia
$418K +$371K +74 New
BL
132
BFSG LLC
California
$396K -$10K -2 -3%
SIG
133
Sargent Investment Group
Maryland
$396K – – –
US Bancorp
134
US Bancorp
Minnesota
$396K +$30.1K +6 +9%
AHL
135
Abel Hall LLC
Louisiana
$390K +$10K +2 +3%
AF
136
Allworth Financial
California
$362K +$5.01K +1 +2%
Zurich Cantonal Bank
137
Zurich Cantonal Bank
Switzerland
$345K – – –
GT
138
Greenleaf Trust
Michigan
$345K – – –
PCM
139
Prelude Capital Management
New York
$322K -$125K -25 -30%
LIM
140
Leavell Investment Management
Alabama
$311K – – –
LIP
141
Lighthouse Investment Partners
Florida
$311K +$276K +55 New
RPGK
142
Retirement Planning Group (Kansas)
Kansas
$300K – – –
UCFA
143
United Capital Financial Advisors
Texas
$300K +$266K +53 New
DADC
144
D.A. Davidson & Co
Montana
$283K – – –
MPWS
145
McCarter Private Wealth Services
Massachusetts
$283K – – –
NA
146
NewEdge Advisors
Louisiana
$283K +$10K +2 +4%
DS
147
DRW Securities
Illinois
$283K +$251K +50 New
Lazard Asset Management
148
Lazard Asset Management
New York
$277K -$4.78M -953 -95%
Sumitomo Mitsui Trust Group
149
Sumitomo Mitsui Trust Group
Japan
$277K -$722K -144 -75%
Pictet Asset Management
150
Pictet Asset Management
Switzerland
$271K – – –
4 5
6
7 8

SEB Hedge Fund Activity: Q1 2026 in Review

207 of the 8,126 institutional investors tracked by Wall St. Rank reported a position in Seaboard Corp (SEB) for Q1 2026, worth a combined $1.38B — up 38% from $998M a quarter earlier.

Buyers outnumbered sellers: 41 funds opened new SEB positions and 28 closed out — a net gain of 13 holders — while 65 added to existing stakes and 55 trimmed.

The largest buyer was Arrowstreet Capital, adding an estimated $43.5M. The largest seller was Private Management Group, cutting an estimated $11.1M.

  • 207 institutional investors held Seaboard Corp (SEB) as of Q1 2026, up from 198 in Q4 2025.
  • Funds reported $1.38B of Seaboard Corp stock for Q1 2026, up 38% quarter-over-quarter.
  • 41 funds opened new Seaboard Corp positions in Q1 2026 and 28 closed out, a net change of +13 holders.
  • The largest Seaboard Corp buyer in Q1 2026 was Arrowstreet Capital, an estimated $43.5M added.
  • The largest Seaboard Corp seller in Q1 2026 was Private Management Group, an estimated $11.1M sold.

Based on aggregated 13F filings for Q1 2026.