Kirby
Moves US liquid bulk by barge and services engines, power systems, and industrial equipment.
$139.06
After-hours close+0.01 (+0.01%)
At close$139.05(−0.58%)
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Breakdown13F · Form 4
Institutions 104.61%Insiders 0.61%
A 13F quarter can total more than the shares outstanding — sub-advisers file the same block twice, and a filer's own share count can be a quarter stale. No split is drawn from it.
Shares outstanding 53.50M · Float 53.06M · 99.2% free float
Institutions13F, as of Jun 30, 2026
469 holders · 55.97M shares · 83 new positions · 252 increased · 145 reduced · 52 closed
| Holder | Shares | % outstanding | Chg q/q | Filed |
|---|---|---|---|---|
| BlackRock, Inc. | 5.39M | 10.08% | +115.8K | Aug 7, 2026 |
| Dimensional Fund Advisors LP | 2.76M | 5.16% | +142.3K | Aug 11, 2026 |
| Vanguard Portfolio Management LLC | 2.69M | 5.03% | +28.5K | Aug 13, 2026 |
| Goldman Sachs Group Inc | 2.66M | 4.96% | −172.0K | Aug 14, 2026 |
| Morgan Stanley | 2.43M | 4.55% | −237.5K | Aug 13, 2026 |
| Vanguard Capital Management LLC | 2.42M | 4.52% | +8.2K | Aug 13, 2026 |
| State Street Corp | 1.65M | 3.08% | +9.3K | Aug 7, 2026 |
| First Trust Advisors LP | 1.62M | 3.03% | +214.2K | Aug 11, 2026 |
Beneficial owners13D/G · 5% or more, as filed
| Holder | % of class | Shares | Form | Filed |
|---|---|---|---|---|
| Dimensional Fund Advisors LP | 5.20% | 2.76M | 13G | Jul 14, 2026 ↗ |
| Vanguard Capital Management | 5.17% | 2.78M | 13G | Apr 30, 2026 ↗ |
| Goldman Sachs Asset Management, L.P. | 5.10% | 2.72M | 13G | May 11, 2026 ↗ |
| Vanguard Portfolio Management | 5.03% | 2.70M | 13G | Jul 31, 2026 ↗ |
InsidersForm 4
| Insider | Role | Shares | % outstanding | Filed |
|---|---|---|---|---|
| David W. Grzebinski | director, officer: CEO | 98.2K | 0.18% | Feb 26, 2026 |
| William M. Waterman | director | 40.6K | 0.08% | May 6, 2026 |
| Barry E. Davis | director | 37.1K | 0.07% | May 6, 2026 |
| Anne-Marie Ainsworth | director | 30.3K | 0.06% | May 6, 2026 |
| Richard J. Alario | director | 28.6K | 0.05% | May 6, 2026 |
| Tanya S. Beder | director | 19.3K | 0.04% | May 6, 2026 |
| Richard Ross Stewart | director | 15.5K | 0.03% | Nov 12, 2025 |
| Shawn D. Williams | director | 13.7K | 0.03% | May 6, 2026 |
| Amy D. Husted | officer: Exec VP General Counsel & Sec | 10.9K | 0.02% | Aug 7, 2026 |
| Ronald A. Dragg | officer: Vice President and Controller | 8.7K | 0.02% | May 6, 2026 |
36 people have not refiled in the last 18 months (1.18M shares), so they are not in the figure above
Latest trades
| Date | Insider | Type | Shares | Avg price | Owned after |
|---|---|---|---|---|---|
| May 15, 2026 | Amy D. Hustedofficer: Exec VP General Counsel & Sec | Sale | 4,000 | $145.43 | 10,814 |
| May 15, 2026 | Christian G. O'Neilofficer: President and COO | Sale | 11,287 | $145.93 | 0 |
| May 15, 2026 | William Matthew Woodruffofficer: VP of Public and Govt Affairs | Sale | 678 | $147.37 | 9 |
| May 4, 2026 | Ronald A. Draggofficer: Vice President and Controller | Sale | 1,726 | $145.01 | 8,673 |
| Mar 2, 2026 | Raj Kumarofficer: Exec VP and CFO | Sale | 3,000 | $132.70 | 4,494 |
| Mar 2, 2026 | Christian G. O'Neilofficer: President and COO | Sale | 11,287 | $132.34 | 11,287 |
| Feb 24, 2026 | David W. Grzebinskidirector, officer: CEO | Sale | 34,152 | $130.05 | 98,241 |
| Feb 19, 2026 | Barry E. Davisdirector | Sale | 8,480 | $128.51 | 35,723 |
| Feb 20, 2026 | Amy D. Hustedofficer: Exec VP General Counsel & Sec | Sale | 11,667 | $129.33 | 14,814 |
| Feb 9, 2026 | William Matthew Woodruffofficer: VP of Public and Govt Affairs | Sale | 2,000 | $121.88 | 687 |
CongressHouse and Senate disclosures
Not reported.