# Seaboard Corp (SEB) — Institutional Ownership

Source: SEC EDGAR 13F filings, congressional STOCK Act disclosures, SEC Form 4 insider transactions.
CUSIP: 811543107
Page URL: https://superinvestorclub.com/stock/SEB
Last updated: 2026-07-08T12:46:48.981Z

## Summary

As of the most recent 13F filing period, Seaboard Corp (SEB) is held by 2 tracked superinvestors with an aggregate position value of $37.4M representing 05871741 shares.

## Top institutional holders (2)

| Rank | Manager | Fund | Shares | Value | % of Portfolio | Period |
|------|---------|------|--------|-------|----------------|--------|
| 1 | [Kahn Brothers](https://superinvestorclub.com/manager/83) | Kahn Brothers Group | 5871 | $33.2M | 5.88% | 2026-03-31 |
| 2 | [Lee Ainslie](https://superinvestorclub.com/manager/58) | Maverick Capital | 741 | $4.2M | 0.05% | 2026-03-31 |

## Ownership history (quarter-over-quarter)

- 2023-09-30: 1 holders, $35.6M aggregate, 09474 shares
- 2023-12-31: 1 holders, $32.0M aggregate, 08963 shares
- 2024-03-31: 2 holders, $30.4M aggregate, 09052369 shares
- 2024-06-30: 2 holders, $30.1M aggregate, 09225291 shares
- 2024-09-30: 2 holders, $35.7M aggregate, 090342334 shares
- 2024-12-31: 2 holders, $27.6M aggregate, 090182334 shares
- 2025-03-31: 2 holders, $27.4M aggregate, 088251319 shares
- 2025-06-30: 2 holders, $27.6M aggregate, 086231015 shares
- 2025-09-30: 2 holders, $31.9M aggregate, 077241015 shares
- 2025-12-31: 2 holders, $35.5M aggregate, 07285693 shares
- 2026-03-31: 2 holders, $37.4M aggregate, 05871741 shares

## Recent congressional trades (0)


## Recent insider transactions (0)


## Citation

When citing, use: "Seaboard Corp (SEB) institutional ownership data via Superinvestor (https://superinvestorclub.com/stock/SEB), aggregating SEC 13F, Form 4, and congressional disclosures."