Chao David Tsung-Hung
SEC CIK 1726418 · EDGAR
BoughtSold
Companies
| Ticker | Company | Title | Holding | Bought | Sold | Trades | First | Last |
|---|---|---|---|---|---|---|---|---|
| WLK | WESTLAKE CORP | Dir, 10% | 11.1K | — | $584.4K | 10 | 2021-08-14 | 2026-08-08 |
Most active insiders at WLK, 12 months
| # | Insider | Title | Bought | Sold |
|---|---|---|---|---|
| 1 | Chao Albert | Executive COB, Dir | — | $6.13M |
| 2 | Bender Mark Steven | EVP, CFO | — | $3.60M |
| 3 | Buesinger Robert F. | EVP, PEM Segment Head | — | $461.0K |
| 4 | Szwejbka Scott Thomas | SVP, HIP Segment Head | — | — |
| 5 | Holy Jeffrey Adam | VP, CAO | — | — |
| 6 | Chao Catherine T. | Dir | — | — |
| 7 | Sabat Carolyn Chao | Dir | — | — |
| 8 | Chao John Tsung-chen | Dir | — | — |
| 9 | Chao David Tsung-Hung | Dir | — | — |
| 10 | Ederington L. Benjamin | EVP, Legal, External Affairs | — | — |
Transactions 10
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2026-08-10 13:50 | 2026-08-08 | WLK | WESTLAKE CORP | Chao David Tsung-Hung | Dir | M - OptEx | — | +2,168 | 11.1K | +24% | — |
| D | 2025-08-11 | 2025-08-09 | WLK | WESTLAKE CORP | Chao David Tsung-Hung | Dir | M - OptEx | — | +1,128 | 8,912 | +14% | — |
| 2024-12-02 | 2024-11-29 | WLK | WESTLAKE CORP | Chao David Tsung-Hung | Dir | S - Sale | $129.08 | -1,750 | 7,784 | -18% | -$225.9K | |
| 2024-11-25 | 2024-11-22 | WLK | WESTLAKE CORP | Chao David Tsung-Hung | Dir | S - Sale | $130.00 | -1,750 | 9,534 | -16% | -$227.5K | |
| D | 2024-08-12 | 2024-08-11 | WLK | WESTLAKE CORP | Chao David Tsung-Hung | Dir | M - OptEx | — | +1,136 | 11.3K | +11% | — |
| I | 2023-09-01 | 2023-08-31 | WLK | WESTLAKE CORP | Chao David Tsung-Hung | Dir, 10% | G - Gift | $0.00 | +19.4K | 19.4K | New | $0 |
| 2023-08-24 | 2023-08-23 | WLK | WESTLAKE CORP | Chao David Tsung-Hung | Dir, 10% | S - Sale | $131.00 | -1,000 | 10.1K | -9% | -$131.0K | |
| D | 2023-08-14 | 2023-08-12 | WLK | WESTLAKE CORP | Chao David Tsung-Hung | Dir, 10% | M - OptEx | — | +1,446 | 11.1K | +15% | — |
| D | 2022-08-15 | 2022-08-13 | WLK | WESTLAKE CORP | Chao David Tsung-Hung | Dir, 10% | M - OptEx | — | +1,763 | 9,702 | +22% | — |
| D | 2021-08-16 | 2021-08-14 | WLK | WESTLAKE CORP | Chao David Tsung-Hung | Dir, 10% | M - OptEx | — | +2,400 | 7,939 | +43% | — |
Purchase Sale Sale after option exercise All abbreviations