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: Becton Dickinson and Company, 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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Becton Dickinson and Company January 27, 202698.8%
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Becton Dickinson and Company January 28, 202598.0%
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Becton Dickinson and Company January 23, 202497.4%
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Celanese Corporation April 20, 202399.2%
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Becton Dickinson and Company January 24, 202398.4%
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 |
|---|---|---|---|---|---|
| May 1, 2026 | 3M Company | Option exercise | +8,578 | $142.50 | $1,222,365 |
| May 1, 2026 | 3M Company | Shares withheld for tax | −3,912 | $142.50 | $557,460 |
| Jan 27, 2026 | Becton Dickinson and Company | Grant or award | +1,098 | — | — |
| May 2, 2025 | 3M Company | Option exercise | +8,577 | $142.08 | $1,218,620 |
| May 2, 2025 | 3M Company | Shares withheld for tax | −3,912 | $142.08 | $555,817 |
| Jan 28, 2025 | Becton Dickinson and Company | Grant or award | +930 | — | — |
| May 12, 2024 | Celanese Corporation | Sold back to the company | −1,777 | — | — |
| Jan 23, 2024 | Becton Dickinson and Company | Grant or award | +900 | — | — |
| May 12, 2023 | Celanese Corporation | Grant or award | +1,777 | $98.46 | $174,963 |
| May 3, 2023 | Celanese Corporation | Sold back to the company | −1,098 | — | — |
| Jan 24, 2023 | Becton Dickinson and Company | Grant or award | +848 | — | — |
Questions about William M. Brown
What boards is William M. Brown on?
William M. Brown sits on the boards of Becton Dickinson and Company and Celanese Corporation.
How long has William M. Brown served on boards?
Our records show at least 8 years of board service across 2 boards, the earliest from 2023.
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