Chao John Tsung-chen
Insider CIK 1746472 · WLK VP & MD, Westlake Innovations, Director, 10% owner
Trades across companies
| Ticker | Code | Trade | Filed | Shares | Price | Value | Owned after | |
|---|---|---|---|---|---|---|---|---|
| WLK WESTLAKE CORP | A Award deriv | 2026-02-20 | 2026-02-23 | 4,044 | — | $0 | 4,044 | SEC↗ |
| WLK WESTLAKE CORP | A Award deriv | 2026-02-20 | 2026-02-23 | 1,104 | — | $0 | 1,104 | SEC↗ |
| WLK WESTLAKE CORP | A Award deriv | 2026-02-20 | 2026-02-23 | 2,434 | — | $0 | 2,434 | SEC↗ |
| WLK WESTLAKE CORP | F Tax w/h | 2026-02-20 | 2026-02-23 | 91 | $94.10 | $8.6K | 7,888 | SEC↗ |
| WLK WESTLAKE CORP | A Award | 2026-02-19 | 2026-02-23 | 213 | — | $0 | 7,979 | SEC↗ |
| WLK WESTLAKE CORP | F Tax w/h | 2026-02-18 | 2026-02-19 | 242 | $98.95 | $23.9K | 7,766 | SEC↗ |
| WLK WESTLAKE CORP | M Exercise deriv | 2026-02-17 | 2026-02-19 | 570 | — | $0 | 0 | SEC↗ |
| WLK WESTLAKE CORP | M Exercise | 2026-02-17 | 2026-02-19 | 570 | — | $0 | 7,608 | SEC↗ |
| WLK WESTLAKE CORP | F Tax w/h | 2025-03-05 | 2025-03-06 | 235 | $108.62 | $25.5K | 7,429 | SEC↗ |
| WLK WESTLAKE CORP | F Tax w/h | 2025-03-05 | 2025-03-07 | 391 | $108.62 | $42.5K | 7,038 | SEC↗ |
| WLK WESTLAKE CORP | A Award deriv | 2025-02-21 | 2025-02-24 | 2,772 | — | $0 | 2,772 | SEC↗ |
| WLK WESTLAKE CORP | A Award deriv | 2025-02-21 | 2025-02-24 | 919 | — | $0 | 919 | SEC↗ |
| WLK WESTLAKE CORP | A Award | 2025-02-20 | 2025-02-24 | 955 | — | $0 | 7,664 | SEC↗ |
| WLK WESTLAKE CORP | A Award | 2025-02-20 | 2025-03-07 | 955 | — | $0 | 7,664 | SEC↗ |
| WLK WESTLAKE CORP | M Exercise deriv | 2025-02-18 | 2025-02-20 | 513 | — | $0 | 0 | SEC↗ |
| WLK WESTLAKE CORP | M Exercise | 2025-02-18 | 2025-02-20 | 513 | — | $0 | 6,709 | SEC↗ |
| WLK WESTLAKE CORP | M Exercise | 2025-02-18 | 2025-03-06 | 513 | — | $0 | 6,709 | SEC↗ |
| WLK WESTLAKE CORP | A Award deriv | 2024-02-16 | 2024-02-20 | 503 | — | $0 | 503 | SEC↗ |
| WLK WESTLAKE CORP | A Award deriv | 2024-02-16 | 2024-02-20 | 1,394 | — | $0 | 1,394 | SEC↗ |
| WLK WESTLAKE CORP | A Award deriv | 2023-02-17 | 2023-02-21 | 570 | — | $0 | 570 | SEC↗ |
| WLK WESTLAKE CORP | A Award deriv | 2023-02-17 | 2023-02-21 | 1,557 | — | $0 | 1,557 | SEC↗ |
| WLK WESTLAKE CORP | A Award deriv | 2022-02-18 | 2022-03-21 | 1,623 | — | $0 | 1,623 | SEC↗ |
| WLK WESTLAKE CORP | A Award deriv | 2022-02-18 | 2022-03-21 | 513 | — | $0 | 513 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise deriv | 2021-08-14 | 2021-08-16 | 2,400 | — | $0 | 0 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise | 2021-08-14 | 2021-08-16 | 2,400 | — | $0 | 6,196 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise deriv | 2020-08-16 | 2020-08-17 | 2,387 | — | $0 | 0 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise | 2020-08-16 | 2020-08-17 | 2,387 | — | $0 | 3,796 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | A Award deriv | 2020-08-14 | 2020-08-17 | 2,400 | — | $0 | 2,400 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise deriv | 2019-08-17 | 2019-08-19 | 1,409 | — | $0 | 0 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise | 2019-08-17 | 2019-08-19 | 1,409 | — | $0 | 1,409 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | A Award deriv | 2019-08-16 | 2019-08-19 | 2,387 | — | $0 | 2,387 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | A Award deriv | 2018-08-17 | 2018-08-20 | 1,409 | — | $0 | 1,409 | SEC↗ |