// insider-profile
Chao Albert
Title: President & CEOView on SEC.gov ↗
// activity-summary
No insider transactions in the last 30 days.
// track-record
$0
Total purchased
$3.0M
Total sold
3
0B · 3S transactions
Net seller
Overall direction
Most active in
Filing history: Feb 2024 — Feb 2026Based on last 32 filings
Transaction History
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Feb 20, 2026 | Chao Albert | WLK | Tax Withholding | 2,501 | $94.10 | $235K |
| Feb 20, 2026 | Chao Albert | WLK | Award | 54,763 | $0.00 | $0K |
| Feb 20, 2026 | Chao Albert | WLK | Award | 14,945 | $0.00 | $0K |
| Feb 19, 2026 | Chao Albert | WLK | Award | 6,193 | $0.00 | $0K |
| Feb 18, 2026 | Chao Albert | WLK | Tax Withholding | 5,089 | $98.95 | $504K |
27 more transactions hidden
Free account · No credit card required
Building something? Get API access →