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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
Lido Advisors
151
Lido Advisors
California
$271K +$241K +48 New
Ensign Peak Advisors
152
Ensign Peak Advisors
Utah
$243K – – –
VOYA Investment Management
153
VOYA Investment Management
Georgia
$243K +$216K +43 New
Canada Life
154
Canada Life
Manitoba, Canada
$239K – – –
SLAM
155
Swiss Life Asset Management
$237K -$15K -3 -7%
Carson Wealth (CWM LLC)
156
Carson Wealth (CWM LLC)
Nebraska
$232K +$25.1K +5 +14%
TI
157
Tidal Investments
Wisconsin
$232K +$205K +41 New
CGH
158
Crossmark Global Holdings
Texas
$232K +$205K +41 New
Mackenzie Financial
159
Mackenzie Financial
Ontario, Canada
$226K -$551K -110 -73%
LNWTC
160
Laird Norton Wetherby Trust Company
Washington
$226K -$85.2K -17 -30%
Royal Bank of Canada
161
Royal Bank of Canada
Ontario, Canada
$220K +$35.1K +7 +22%
MP
162
Mangrove Partners
Connecticut
$215K -$60.1K -12 -24%
FCP
163
Fidelis Capital Partners
Florida
$209K +$185K +37 New
Russell Investments Group
164
Russell Investments Group
United Kingdom
$136K -$25.1K -5 -17%
FFA
165
Farther Finance Advisors
California
$133K +$5.01K +1 +5%
C
166
Covestor
United Kingdom
$130K +$5.01K +1 +5%
Rockefeller Capital Management
167
Rockefeller Capital Management
New York
$84.8K +$60.1K +12 +400%
SPIA
168
Steward Partners Investment Advisory
New York
$62.2K – – –
Fifth Third Bancorp
169
Fifth Third Bancorp
Ohio
$62.2K +$55.1K +11 New
SCM
170
Sterling Capital Management
North Carolina
$50.9K -$30.1K -6 -40%
VCM
171
Versant Capital Management
Arizona
$50.9K -$10K -2 -18%
NS
172
NBC Securities
Alabama
$45.2K – – –
QCG
173
Quadrant Capital Group
Ohio
$39.6K +$10K +2 +40%
QL
174
Quarry LP
New York
$39.6K +$35.1K +7 New
KBC Group
175
KBC Group
Belgium
$34K +$30.1K +6 New
5 6
7
8 9

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.