| Ticker | Owner | Relationship | Date | Transaction | Cost | #Shares | Value ($) | #Shares Total | SEC Form 4 |
|---|---|---|---|---|---|---|---|---|---|
| WLK | Ederington L. Benjamin | EVP, Legal & External Affairs | Feb 17 '26 | Option Exercise | 0.00 | 7,618 | 0 | 80,068 | Feb 19 12:00 AM |
| WLK | Ederington L. Benjamin | EVP, PEM, GC and CAO | Feb 18 '25 | Option Exercise | 0.00 | 26,348 | 0 | 77,146 | Feb 20 12:00 AM |
| WLK | Ederington L. Benjamin | EVP, PEM, GC and CAO | Feb 14 '25 | Option Exercise | 0.00 | 15,194 | 0 | 65,867 | Feb 19 12:00 AM |
| WLK | Ederington L. Benjamin | EVP, PEM, GC and CAO | Aug 13 '24 | Option Exercise | 0.00 | 5,876 | 0 | 59,426 | Aug 15 12:00 AM |
| WLK | Ederington L. Benjamin | EVP, PEM, GC and CAO | Feb 19 '24 | Option Exercise | 0.00 | 8,776 | 0 | 61,106 | Feb 21 12:00 AM |
| WLK | Ederington L. Benjamin | EVP, PEM, GC and CAO | Aug 30 '23 | Option Exercise | 61.87 | 27,468 | 1,699,308 | 61,650 | Aug 31 12:00 AM |
| WLKP | Ederington L. Benjamin | VP, General Counsel | Mar 23 '20 | Buy | 13.83 | 1,000 | 13,830 | 12,000 | Mar 23 12:00 AM |
| WLKP | Ederington L. Benjamin | VP, General Counsel | Mar 12 '20 | Buy | 16.01 | 1,000 | 16,010 | 11,000 | Mar 16 12:00 AM |
| WLKP | Ederington L. Benjamin | VP, General Counsel | Aug 04 '14 | Buy | 24.00 | 10,000 | 240,000 | 10,000 | Aug 06 12:00 AM |