Catherine T. Chao
CIK 1974884 · last filed 2025-08-11
Catherine T. Chao is a corporate insider who has filed 6 SEC Form 4 insider transactions across 1 company since 2023. The most recent filing, for WLK, was dated Aug 11, 2025. Current disclosed insider exposure totals $2.2M across reported positions.
"Disclosed insider exposure" sums this person's most-recently-reported share counts across each company they're an insider in, multiplied by the current underlying price. It is not net worth — it misses retail holdings, private investments, real estate, index funds, and any company where the person isn't an SEC-reporting insider. For informational purposes only.
$2.21M
1
6
$0
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| WLK | Director | 25,003 | $88.50 | $2.21M | $0 | 6 | 2025-08-11 |
Recent Filings
6 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2025-08-11 | WLK | Mixed | +1,128 | $0 | EDGAR |
| 2024-08-12 | WLK | Mixed | +1,136 | $0 | EDGAR |
| 2024-05-13 | WLK | Exer (M) | +1,316 | $0 | EDGAR |
| 2023-09-01 | WLK | Gift (G) | +19,423 | $0 | EDGAR |
| 2023-08-14 | WLK | Grant (A) | — | $0 | EDGAR |
| 2023-05-15 | WLK | Grant (A) | — | $0 | EDGAR |