Kirby Corporation (KEX) ownership: insiders 1% · institutions 104% (13F 2026-03-31). Insider activity, 90 days: 0 sales, 0 open-market buys. 1 recent congressional STOCK Act disclosures. SEC EDGAR first-party data.
| Holder | Shares | Market Value | % Outstanding | Reported |
|---|---|---|---|---|
| Vanguard | 5457168.00 | $725.15M | 10.2% | 2026-03-31 |
| BlackRock | 5277159.00 | $701.23M | 9.9% | 2026-03-31 |
| Goldman Sachs | 2827971.00 | $375.78M | 5.3% | 2026-03-31 |
| Morgan Stanley | 2670163.00 | $354.81M | 5.0% | 2026-03-31 |
| Dimensional Fund Advisors | 2617538.00 | $347.83M | 4.9% | 2026-03-31 |
| Neuberger Berman | 1735388.00 | $230.60M | 3.2% | 2026-03-31 |
| State Street | 1638974.00 | $217.79M | 3.1% | 2026-03-31 |
| Wellington Management | 1575493.00 | $209.35M | 2.9% | 2026-03-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Sell | null | 2026-08-05 | |
| Sell | null | 2026-08-05 | |
| Sell | null | 2026-08-05 | |
| Sell | null | 2026-05-15 | |
| Sell | null | 2026-05-15 | |
| Sell | null | 2026-05-15 | |
| Sell | null | 2026-05-15 | |
| Sell | null | 2026-05-15 |
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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.