Time on boards
- Boards served
- 2
- Current seats
- 2
- Board service
- 8 years
- Director since
- 2023
8 years of board service in total across 2 boards, counting each seat separately. Longest: Mativ Holdings Inc., 3 years.
Shareholder support
Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
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Axalta Coating Systems Ltd. June 3, 202698.1%
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Mativ Holdings Inc. April 30, 202699.0%
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Axalta Coating Systems Ltd. June 4, 202599.4%
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Axalta Coating Systems Ltd. June 6, 202499.4%
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Mativ Holdings Inc. April 20, 202398.8%
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 |
|---|---|---|---|---|---|
| Mar 4, 2026 | Axalta Coating Systems Ltd. | Option exercise | +5,832 | — | — |
| May 29, 2025 | Mativ Holdings Inc. | Open-market purchase | +5,000 | $5.84 | $29,200 |
| Feb 28, 2025 | Axalta Coating Systems Ltd. | Option exercise | +6,157 | — | — |
| Nov 15, 2024 | Mativ Holdings Inc. | Open-market purchase | +2,500 | $12.45 | $31,125 |
| Feb 28, 2024 | Axalta Coating Systems Ltd. | Option exercise | +6,711 | — | — |
| Sep 15, 2023 | Mativ Holdings Inc. | Open-market purchase | +1,500 | $15.52 | $23,280 |
| Sep 12, 2023 | Axalta Coating Systems Ltd. | Open-market purchase | +1,500 | $26.81 | $40,215 |
| Mar 14, 2023 | Axalta Coating Systems Ltd. | Open-market purchase | +2,500 | $29.55 | $73,875 |
| Feb 15, 2023 | Axalta Coating Systems Ltd. | Option exercise | +6,939 | — | — |
Questions about William M. Cook
What boards is William M. Cook on?
William M. Cook sits on the boards of Axalta Coating Systems Ltd. and Mativ Holdings Inc.
How long has William M. Cook served on boards?
Our records show at least 8 years of board service across 2 boards, the earliest from 2023.
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