Anton Dibowitz
President & CEO at Valaris Limited
Sits on 1 board. Last updated September 28, 2026
Time on boards
- Boards served
- 1
- Current seats
- 1
- Board service
- 4 years
- Director since
- 2023
4 years of board service in total across 1 board, counting each seat separately. Longest: Valaris Limited, 3 years.
Valaris Limited
Director · President & CEO
Chief executive roles
Valaris Limited
· President & CEO
Dates unknown
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
| Date | Company | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Apr 7, 2026 | Valaris Limited | Grant or award | +1,067 | — | — |
| Apr 7, 2026 | Valaris Limited | Shares withheld for tax | −141 | $99.70 | $14,058 |
| Mar 5, 2026 | Valaris Limited | Shares withheld for tax | −2,332 | $90.59 | $211,256 |
| Mar 3, 2026 | Valaris Limited | Shares withheld for tax | −3,405 | $90.63 | $308,595 |
| Mar 2, 2026 | Valaris Limited | Grant or award | +14,037 | — | — |
| Dec 31, 2025 | Valaris Limited | Shares withheld for tax | −2,741 | $50.40 | $138,146 |
| Mar 5, 2025 | Valaris Limited | Shares withheld for tax | −2,279 | $33.98 | $77,440 |
| Mar 5, 2025 | Valaris Limited | Open-market purchase | +7,500 | $33.91 | $254,325 |
| Mar 3, 2025 | Valaris Limited | Grant or award | +25,998 | — | — |
| Dec 31, 2024 | Valaris Limited | Shares withheld for tax | −1,371 | $44.24 | $60,653 |
| Sep 27, 2024 | Valaris Limited | Gift | −180,000 | — | — |
| Sep 4, 2024 | Valaris Limited | Grant or award | +97,391 | — | — |
| Sep 4, 2024 | Valaris Limited | Grant or award | +13,148 | — | — |
| Sep 4, 2024 | Valaris Limited | Option exercise | +16,557 | — | — |
| Sep 4, 2024 | Valaris Limited | Option exercise | +16,557 | — | — |
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