# KIRBY CORP (KEX) — Institutional Ownership

Source: SEC EDGAR 13F filings, congressional STOCK Act disclosures, SEC Form 4 insider transactions.
CUSIP: 497266106
Page URL: https://superinvestorclub.com/stock/KEX
Last updated: 2026-08-29T13:47:47.845Z

## Summary

As of the most recent 13F filing period, KIRBY CORP (KEX) is held by 2 tracked superinvestors with an aggregate position value of $37.1M representing 018670086416 shares.

## Top institutional holders (2)

| Rank | Manager | Fund | Shares | Value | % of Portfolio | Period |
|------|---------|------|--------|-------|----------------|--------|
| 1 | [Alex Roepers](https://superinvestorclub.com/manager/49) | Atlantic Investment Management | 186700 | $25.4M | 13.22% | 2026-06-30 |
| 2 | [Ray Dalio](https://superinvestorclub.com/manager/6) | Bridgewater Associates | 86416 | $11.7M | 0.05% | 2026-06-30 |

## Ownership history (quarter-over-quarter)

- 2024-03-31: 1 holders, $534,745 aggregate, 05610 shares
- 2024-09-30: 1 holders, $6.8M aggregate, 055405 shares
- 2024-12-31: 1 holders, $15.7M aggregate, 0148700 shares
- 2025-09-30: 1 holders, $12.1M aggregate, 0144576 shares
- 2025-12-31: 2 holders, $36.4M aggregate, 0223000107079 shares
- 2026-03-31: 2 holders, $51.5M aggregate, 0257000130551 shares
- 2026-06-30: 2 holders, $37.1M aggregate, 018670086416 shares

## Recent congressional trades (1)

- 2025-07-21: Angus King (Other-ME) purchase $1,001 - $15,000

## Recent insider transactions (0)


## Citation

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