Seaboard Corporation
Seaboard Corporation (SEB) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · SEB · as of Sep 30, 2025
Ownership Breakdown
177
Institutional Holders
▲ 20 vs Q2
$792.31M
Total Inst. Value
▲ $160.61M vs Q2
957,794
Shares Outstanding
freeFloat 25.61%
217,232
13F Shares Held
▼ 3,540 vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
SEB largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
DIMENSIONAL FUND ADVISORS LP wholesale-farm product raw materials | 45.1K | 4.66% | 4.66% | $164.60B | Nov 12, 2025 | ▼ 749 |
VANGUARD GROUP INC wholesale-farm product raw materials | 26.8K | 2.77% | 2.77% | $97.86B | Nov 7, 2025 | ▲ 230 |
BLACKROCK, INC. wholesale-farm product raw materials | 23.1K | 2.39% | 2.39% | $84.36B | Nov 12, 2025 | ▼ 108 |
PRIVATE MANAGEMENT GROUP INC wholesale-farm product raw materials | 10.0K | 1.03% | 1.03% | $36.51B | Nov 13, 2025 | ▼ 83 |
WALLACE CAPITAL MANAGEMENT INC. wholesale-farm product raw materials | 7.7K | 79.84% | 79.84% | $28.23B | Nov 14, 2025 | ▲ 56 |
KAHN BROTHERS GROUP INC wholesale-farm product raw materials | 7.7K | 79.68% | 79.68% | $28.17B | Nov 12, 2025 | ▼ 899 |
CHARLES SCHWAB INVESTMENT MANAGEMENT INC wholesale-farm product raw materials | 6.9K | 71.01% | 71.01% | $25.11B | Nov 10, 2025 | ▼ 144 |
AMERICAN CENTURY COMPANIES INC wholesale-farm product raw materials | 5.8K | 60.28% | 60.28% | $21.31B | Nov 12, 2025 | ▲ 359 |
RENAISSANCE TECHNOLOGIES LLC wholesale-farm product raw materials | 5.4K | 56.17% | 56.17% | $19.86B | Nov 13, 2025 | ▲ 48 |
TWO SIGMA ADVISERS, LP wholesale-farm product raw materials | 5.3K | 54.83% | 54.83% | $19.38B | Nov 14, 2025 | ▼ 100 |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
21
Increased
+3.3K shares1
New Positions
first time holders24
Decreased
−8.5K shares0
Sold Out
fully exitedNet shares change (top 50)
5.2K
+3.3K / −8.5K
Net new holders
-2
1 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
SEB insider trading · insider activity
Source: SEC Form 4
Insiders have been net buyers of shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
0
Buy transactions
0
Sell transactions
0.00
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
SEABOARD FLOUR LLC
| Oct 9, 2023 | J-Other | 100,856 | — | — | 365.0K | Form 4 ↗ |
SEABOARD FLOUR LLC
| Oct 9, 2023 | D-Return | 6,901 | $3162.50 | $21.82M | 358.1K | Form 4 ↗ |
SEABOARD FLOUR LLC
| Oct 9, 2023 | J-Other | 75,296 | — | — | 352.8K | Form 4 ↗ |
SEABOARD FLOUR LLC
| Oct 9, 2023 | D-Return | 6,671 | $3162.50 | $21.10M | 346.2K | Form 4 ↗ |
Caravel Holdings LLC 10 percent owner | Oct 1, 2021 | Purchase | 2,415,458.94 | $20.70 | $50.00M | 3.98M | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
Seaboard Corporation (SEB) is primarily owned by institutional investors, who hold approximately 22.7% of total shares outstanding. Company insiders own approximately 74.39%, while retail and public investors account for the remaining 2.93%.
The largest institutional shareholder of Seaboard Corporation is DIMENSIONAL FUND ADVISORS LP, holding approximately 45,133 shares — equal to 4.66% of outstanding shares — as of September 30, 2025.
A total of 177 institutional investors currently hold SEB stock, with a combined institutional value of approximately $792,312,879 as of the most recent 13F filing period.
Frequently asked questions
SEB ownershipSeaboard Corporation (SEB) is primarily owned by institutional investors, who hold approximately 22.7% of shares. The largest shareholder is DIMENSIONAL FUND ADVISORS LP with a 4.66% stake. Company insiders hold 74.39%. Data sourced from SEC Form 13F as of September 30, 2025.