Chao John Tsung-chen has filed 19 insider transactions across 1 company since February 2024.
Most recent transaction: a grant/award of 213 shares of WESTLAKE CORP ($WLK) on February 19, 2026.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb. 19, 2026 | WESTLAKE CORP | $WLK | Chao John Tsung-chen | Not found | A | Common Stock | 213 | $0.00 | 7,979.0000 | 128,265,950 | 2.74% | 0.00% |
| Feb. 20, 2026 | WESTLAKE CORP | $WLK | Chao John Tsung-chen | Not found | F | Common Stock | 91 | $94.10 | 7,888.0000 | 128,265,950 | 1.14% | 0.00% |
| Feb. 20, 2026 | WESTLAKE CORP | $WLK | Chao John Tsung-chen | Not found | A | Restricted Stock Units | 2434 | $0.00 | 2,434.0000 | 128,265,950 | 9999.99% | 0.00% |
| Feb. 20, 2026 | WESTLAKE CORP | $WLK | Chao John Tsung-chen | Not found | A | Restricted Stock Units | 1104 | $0.00 | 1,104.0000 | 128,265,950 | 9999.99% | 0.00% |
| Feb. 20, 2026 | WESTLAKE CORP | $WLK | Chao John Tsung-chen | Not found | A | Employee Option (right to buy) | 4044 | $0.00 | 4,044.0000 | 128,265,950 | 9999.99% | 0.00% |
| Feb. 17, 2026 | WESTLAKE CORP | $WLK | Chao John Tsung-chen | Not found | M | Common Stock | 570 | $0.00 | 7,608.0000 | 128,265,950 | 8.10% | 0.00% |
| Feb. 18, 2026 | WESTLAKE CORP | $WLK | Chao John Tsung-chen | Not found | F | Common Stock | 242 | $98.95 | 7,766.0000 | 128,265,950 | 3.02% | 0.00% |
| Feb. 17, 2026 | WESTLAKE CORP | $WLK | Chao John Tsung-chen | Not found | M | Restricted Stock Units | 570 | $0.00 | 0.0000 | 128,265,950 | 100.00% | 0.00% |
| Feb. 20, 2025 | WESTLAKE CORP | $WLK | Chao John Tsung-chen | Not found | A | Common Stock | 955 | $0.00 | 7,664.0000 | 129,206,922 | 14.23% | 0.00% |
| March 5, 2025 | WESTLAKE CORP | $WLK | Chao John Tsung-chen | Not found | F | Common Stock | 391 | $108.62 | 7,038.0000 | 129,206,922 | 5.26% | 0.00% |
| Feb. 18, 2025 | WESTLAKE CORP | $WLK | Chao John Tsung-chen | Not found | M | Common Stock | 513 | $0.00 | 6,709.0000 | 129,206,922 | 8.28% | 0.00% |
| March 5, 2025 | WESTLAKE CORP | $WLK | Chao John Tsung-chen | Not found | F | Common Stock | 235 | $108.62 | 7,429.0000 | 129,206,922 | 3.07% | 0.00% |
| Feb. 21, 2025 | WESTLAKE CORP | $WLK | Chao John Tsung-chen | Not found | A | Employee Option (right to buy) | 2772 | $0.00 | 2,772.0000 | 129,206,922 | 9999.99% | 0.00% |
| Feb. 21, 2025 | WESTLAKE CORP | $WLK | Chao John Tsung-chen | Not found | A | Restricted Stock Units | 919 | $0.00 | 919.0000 | 129,206,922 | 9999.99% | 0.00% |
| Feb. 20, 2025 | WESTLAKE CORP | $WLK | Chao John Tsung-chen | Not found | A | Common Stock | 955 | $0.00 | 7,664.0000 | 129,206,922 | 14.23% | 0.00% |
| Feb. 18, 2025 | WESTLAKE CORP | $WLK | Chao John Tsung-chen | Not found | M | Restricted Stock Units | 513 | $0.00 | 0.0000 | 129,206,922 | 100.00% | 0.00% |
| Feb. 18, 2025 | WESTLAKE CORP | $WLK | Chao John Tsung-chen | Not found | M | Common Stock | 513 | $0.00 | 6,709.0000 | 129,206,922 | 8.28% | 0.00% |
| Feb. 16, 2024 | WESTLAKE CORP | $WLK | Chao John Tsung-chen | Not found | A | Restricted Stock Units | 503 | $0.00 | 503.0000 | 128,598,441 | 9999.99% | 0.00% |
| Feb. 16, 2024 | WESTLAKE CORP | $WLK | Chao John Tsung-chen | Not found | A | Employee Option (right to buy) | 1394 | $0.00 | 1,394.0000 | 128,598,441 | 9999.99% | 0.00% |