SEC Insider Transactions from Chao David Tsung-Hung.

Last updated: 2026-03-14 10:17 UTC | Total transactions: 8

Chao David Tsung-Hung has filed 8 insider transactions across 1 company since August 2024.

Most recent transaction: a option exercise of 1128 shares of WESTLAKE CORP ($WLK) on August 09, 2025.

Activity breakdown: 0 open-market purchases and 2 sales.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
Aug. 9, 2025 WESTLAKE CORP $WLK Chao David Tsung-Hung Not found M Common Stock 1128 $0.00 28,335.0000 129,206,922 4.15% 0.00%
Aug. 8, 2025 WESTLAKE CORP $WLK Chao David Tsung-Hung Not found A Restricted Stock Units 2168 $0.00 2,168.0000 129,206,922 9999.99% 0.00%
Aug. 9, 2025 WESTLAKE CORP $WLK Chao David Tsung-Hung Not found M Restricted Stock Units 1128 $0.00 0.0000 129,206,922 100.00% 0.00%
Nov. 29, 2024 WESTLAKE CORP $WLK Chao David Tsung-Hung Not found S Common Stock 1750 $129.08 27,207.0000 129,340,461 6.04% 0.00%
Nov. 22, 2024 WESTLAKE CORP $WLK Chao David Tsung-Hung Not found S Common Stock 1750 $130.00 28,957.0000 129,340,461 5.70% 0.00%
Aug. 11, 2024 WESTLAKE CORP $WLK Chao David Tsung-Hung Not found M Common Stock 1136 $0.00 30,707.0000 128,598,441 3.84% 0.00%
Aug. 9, 2024 WESTLAKE CORP $WLK Chao David Tsung-Hung Not found A Restricted Stock Units 1128 $0.00 1,128.0000 128,598,441 9999.99% 0.00%
Aug. 11, 2024 WESTLAKE CORP $WLK Chao David Tsung-Hung Not found M Restricted Stock Units 1136 $0.00 0.0000 128,598,441 100.00% 0.00%