Tidewater
Charters offshore support vessels for supply, rig handling, construction, and production work.
$92.62
After-hours close−0.04 (−0.04%)
At close$92.66(−0.41%)
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Breakdown13F · Form 4
Institutions 118.27%Insiders 6.33%
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 49.73M · Float 46.79M · 94.1% free float
Institutions13F, as of Jun 30, 2026
381 holders · 58.82M shares · 57 new positions · 183 increased · 127 reduced · 57 closed
| Holder | Shares | % outstanding | Chg q/q | Filed |
|---|---|---|---|---|
| BlackRock, Inc. | 7.55M | 15.19% | +307.4K | Aug 7, 2026 |
| Price T Rowe Associates Inc /MD/ | 3.68M | 7.41% | +476.3K | Aug 14, 2026 |
| Robotti Robert | 2.91M | 5.84% | −14.3K | Aug 10, 2026 |
| Neuberger Berman Group LLC | 2.80M | 5.64% | −468.0K | Aug 13, 2026 |
| Vanguard Portfolio Management LLC | 2.76M | 5.55% | +135.6K | Aug 13, 2026 |
| Dimensional Fund Advisors LP | 2.08M | 4.19% | +243.1K | Aug 11, 2026 |
| State Street Corp | 2.03M | 4.08% | +82.6K | Aug 7, 2026 |
| Vanguard Capital Management LLC | 1.95M | 3.93% | +10.4K | Aug 13, 2026 |
Beneficial owners13D/G · 5% or more, as filed
| Holder | % of class | Shares | Form | Filed |
|---|---|---|---|---|
| BlackRock, Inc. | 13.60% | 7.14M | 13G | Feb 5, 2025 ↗ |
| T. Rowe Price Associates, Inc. | 6.50% | 3.21M | 13G | May 15, 2026 ↗ |
| Neuberger Berman Group LLC | 5.80% | 3.04M | 13G | Feb 4, 2025 ↗ |
| Vanguard Portfolio Management | 5.38% | 2.67M | 13G | Apr 29, 2026 ↗ |
InsidersForm 4
| Insider | Role | Shares | % outstanding | Filed |
|---|---|---|---|---|
| Robert Robotti | director | 2.21M | 4.45% | Jun 18, 2026 |
| Quintin Kneen | director, officer: DIRECTOR, PRESIDENT & CEO | 358.9K | 0.72% | Mar 23, 2026 |
| Samuel R. Rubio | officer: EVP, CFO & CAO | 100.8K | 0.20% | Aug 14, 2026 |
| Dick Fagerstal | director | 75.6K | 0.15% | Jun 18, 2026 |
| David E. Darling | officer: EVP, COO & CHIEF HR OFFICER | 74.0K | 0.15% | Mar 25, 2025 |
| Kenneth Traub | director | 73.5K | 0.15% | Jun 18, 2026 |
| Lois K. Zabrocky | director | 54.1K | 0.11% | Jun 18, 2026 |
| Louis Raspino | director | 48.6K | 0.10% | Jun 18, 2026 |
| Daniel A. Hudson | officer: EVP, CLO & Corporate Secretary | 48.0K | 0.10% | Aug 20, 2026 |
| Darron M. Anderson | director | 44.7K | 0.09% | Jun 9, 2025 |
1 ten-percent owner holds 2.25M shares by Form 4, outside the officers-and-directors figure above · 23 people have not refiled in the last 18 months (756.8K shares), so they are not in the figure above
Latest trades
| Date | Insider | Type | Shares | Avg price | Owned after |
|---|---|---|---|---|---|
| Aug 12, 2026 | Samuel R. Rubioofficer: EVP, CFO & CAO | Sale | 17,705 | $91.56 | 33,214 |
| Aug 10, 2026 | Daniel A. Hudsonofficer: EVP, CLO & Corporate Secretary | Sale | 5,000 | $89.01 | 48,229 |
| Mar 5, 2026 | Daniel A. Hudsonofficer: EVP & GENERAL COUNSEL | Sale | 5,195 | $80.56 | 45,971 |
| Mar 5, 2026 | Samuel R. Rubioofficer: EVP, CFO & CAO | Sale | 22,461 | $80.05 | 60,066 |
| Feb 23, 2026 | Daniel A. Hudsonofficer: EVP & GENERAL COUNSEL | Sale | 15,000 | $77.50 | 50,986 |
| Feb 11, 2026 | Daniel A. Hudsonofficer: EVP & GENERAL COUNSEL | Sale | 10,000 | $70.01 | 65,986 |
CongressHouse and Senate disclosures
Not reported.