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: Spire Global Inc., 3 years.
Spire Global Inc.
Director
Shareholder support
Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
Spire Global Inc. May 27, 202681.1%
-
Spire Global Inc. June 13, 202396.4%
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 |
|---|---|---|---|---|---|
| Oct 1, 2026 | Spire Global Inc. | Grant or award | +2,818 | $10.97 | $30,913 |
| Jul 1, 2026 | Spire Global Inc. | Grant or award | +1,516 | $18.38 | $27,864 |
| May 28, 2026 | Spire Global Inc. | Grant or award | +7,261 | — | — |
| Apr 1, 2026 | Spire Global Inc. | Grant or award | +1,896 | $13.38 | $25,368 |
| Jan 2, 2026 | Spire Global Inc. | Grant or award | +3,249 | $7.81 | $25,375 |
| Oct 1, 2025 | Spire Global Inc. | Grant or award | +2,136 | $11.29 | $24,115 |
| Jul 1, 2025 | Spire Global Inc. | Grant or award | +2,065 | $11.30 | $23,335 |
| Jun 5, 2025 | Spire Global Inc. | Grant or award | +15,909 | — | — |
| Apr 1, 2025 | Spire Global Inc. | Grant or award | +2,880 | $7.94 | $22,867 |
| Jan 2, 2025 | Spire Global Inc. | Grant or award | +1,578 | $14.49 | $22,865 |
| Oct 1, 2024 | Spire Global Inc. | Grant or award | +2,289 | $9.99 | $22,867 |
| Jul 1, 2024 | Spire Global Inc. | Grant or award | +2,216 | $10.32 | $22,869 |
| Jun 5, 2024 | Spire Global Inc. | Grant or award | +17,207 | — | — |
| Apr 1, 2024 | Spire Global Inc. | Grant or award | +1,971 | $11.60 | $22,864 |
| Jan 2, 2024 | Spire Global Inc. | Grant or award | +2,955 | $7.74 | $22,872 |
Questions about William Porteous
What boards is William Porteous on?
William Porteous sits on the board of Spire Global Inc.
How long has William Porteous served on boards?
Our records show at least 4 years of board service across 1 board, the earliest from 2023.
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