James Chao

Chairman at Westlake Corporation

Sits on 2 boards. Last updated September 28, 2026

Time on boards

Boards served
2
Current seats
2
Board service
5 years
Director since
2023

5 years of board service in total across 2 boards, counting each seat separately. Longest: Westlake Corporation, 3 years.

Westlake Corporation Director · Senior Chairman
3 years · Since 2023
Westlake Chemical Partners LP Director · Senior Chairman
1 year · Since 2025

Shareholder support

Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.

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
Feb 20, 2026 Westlake Corporation Shares withheld for tax −1,569 $94.10 $147,643
Feb 19, 2026 Westlake Corporation Grant or award +3,884 — —
Feb 18, 2026 Westlake Corporation Shares withheld for tax −2,664 $98.95 $263,603
Feb 17, 2026 Westlake Corporation Option exercise +10,382 — —
Aug 28, 2025 Westlake Corporation Gift −15,140 — —
May 29, 2025 Westlake Chemical Partners LP Open-market sale −3,700 $22.10 $81,770
May 28, 2025 Westlake Chemical Partners LP Open-market sale −4,600 $22.10 $101,660
May 27, 2025 Westlake Chemical Partners LP Open-market sale −5,608 $22.17 $124,329
Feb 21, 2025 Westlake Corporation Shares withheld for tax −6,554 $110.54 $724,479
Feb 20, 2025 Westlake Corporation Grant or award +16,375 — —
Feb 19, 2025 Westlake Corporation Shares withheld for tax −2,193 $111.46 $244,432
Feb 19, 2025 Westlake Corporation Shares withheld for tax −94 $112.76 $10,599
Feb 18, 2025 Westlake Corporation Option exercise +8,796 — —
Aug 30, 2024 Westlake Corporation Gift −6,642 — —
Mar 28, 2024 Westlake Corporation Gift −36,632 — —

Questions about James Chao

What boards is James Chao on?

James Chao sits on the boards of Westlake Chemical Partners LP and Westlake Corporation.

How long has James Chao served on boards?

Our records show at least 5 years of board service across 2 boards, the earliest from 2023.

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