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: Westlake Corporation, 3 years.
Westlake Corporation
Director
Shareholder support
Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
Westlake Corporation May 14, 202696.2%
-
Westlake Corporation May 11, 202390.8%
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 |
|---|---|---|---|---|---|
| Aug 8, 2026 | Westlake Corporation | Option exercise | +2,168 | — | — |
| Aug 9, 2025 | Westlake Corporation | Option exercise | +1,128 | — | — |
| Aug 11, 2024 | Westlake Corporation | Option exercise | +1,136 | — | — |
| May 12, 2024 | Westlake Corporation | Option exercise | +1,316 | — | — |
| Aug 31, 2023 | Westlake Corporation | Gift | +19,423 | — | — |
Questions about Catherine T. Chao
What boards is Catherine T. Chao on?
Catherine T. Chao sits on the board of Westlake Corporation.
How long has Catherine T. Chao served on boards?
Our records show at least 4 years of board service across 1 board, the earliest from 2023.
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