Time on boards
- Boards served
- 1
- Current seats
- 1
- Board service
- 3 years
- Director since
- 2023
3 years of board service in total across 1 board, counting each seat separately. Longest: Vertex Inc., 3 years.
Vertex Inc.
Director
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 |
|---|---|---|---|---|---|
| Jun 10, 2026 | Vertex Inc. | Grant or award | +15,638 | — | — |
| Jun 11, 2025 | Vertex Inc. | Grant or award | +5,327 | — | — |
| Jun 12, 2024 | Vertex Inc. | Grant or award | +5,705 | — | — |
| Jun 13, 2023 | Vertex Inc. | Grant or award | +8,815 | — | — |
Questions about Stefanie Westphal Thompson
What boards is Stefanie Westphal Thompson on?
Stefanie Westphal Thompson sits on the board of Vertex Inc.
How long has Stefanie Westphal Thompson served on boards?
Our records show at least 3 years of board service across 1 board, the earliest from 2023.
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