Insider · CIK 0001299505
James Chao
Files at: WLK, WLKP. On EDGAR ↗
Reported trades — common stock
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Feb 18, 2019 FMForm 4 → | Feb 20, 1:47 pm EST | WESTLAKE CHEMICAL CORPWLK | 22,477 | $73.49 | $391,199 | 63,323 | — | plan? |
| Nov 12, 2018 PForm 4 → | Nov 14, 1:15 pm EST | Westlake Chemical Partners LPWLKP | 10,000 | $22.77 | $227,700 | 55,000 | +22.2% | plan? |
| May 24, 2018 SForm 4 → | May 25, 9:45 am EDT | WESTLAKE CHEMICAL CORPWLK | 33,305 | $120.69 | $4,019,580 | 51,492 | −39.3% | plan? |
| Feb 20, 2018 FMForm 4 → | Feb 22, 9:27 am EST | WESTLAKE CHEMICAL CORPWLK | 15,040 | $106.98 | $446,321 | 84,797 | — | plan? |
| Dec 4, 2017 GForm 4 → | Dec 6, 8:27 am EST | WESTLAKE CHEMICAL CORPWLK | 15,000 | — | — | 93,969 | — | plan? |
| Dec 4, 2017 PForm 4 → | Dec 5, 1:04 pm EST | Westlake Chemical Partners LPWLKP | 8,473 | $22.17 | $187,846 | 8,473 | — | plan? |
| Dec 1, 2017 GForm 4/A → | Dec 4, 3:43 pm EST | WESTLAKE CHEMICAL CORPWLK | 10,000 | — | — | 108,969 | — | plan? |
| Nov 29, 2017 GForm 4 → | Nov 29, 2:56 pm EST | WESTLAKE CHEMICAL CORPWLK | 10,000 | — | — | 108,969 | — | plan? |
| Nov 22, 2017 SForm 4 → | Nov 27, 12:33 pm EST | WESTLAKE CHEMICAL CORPWLK | 76,135 | $94.69 | $7,209,193 | 118,969 | −39.0% | plan? |
| Nov 22, 2017 MForm 4 → | Nov 27, 12:33 pm EST | WESTLAKE CHEMICAL CORPWLK | 76,135 | $60.42 | $4,599,701 | 184,995 | — | plan? |
| Feb 14, 2017 FMForm 4 → | Feb 16, 4:13 pm EST | WESTLAKE CHEMICAL CORPWLK | 13,111 | $64.01 | $181,596 | 118,969 | — | plan? |
| Nov 16, 2016 SForm 4 → | Nov 18, 4:34 pm EST | WESTLAKE CHEMICAL CORPWLK | 20,000 | $54.15 | $1,082,916 | 0 | −100% | plan? |
| Nov 14, 2016 SForm 4 → | Nov 16, 4:12 pm EST | WESTLAKE CHEMICAL CORPWLK | 20,000 | $52.95 | $1,059,034 | 20,000 | −50.0% | plan? |
| Feb 15, 2016 MForm 4 → | Feb 18, 4:04 pm EST | WESTLAKE CHEMICAL CORPWLK | 11,406 | — | — | 111,532 | — | plan? late |
| Mar 9, 2011 GForm 4 → | Feb 9, 2018, 10:08 am EST | WESTLAKE CHEMICAL CORPWLK | 15,868 | — | — | 78,101 | — | plan? late |
Reported trades — derivatives (options, RSUs, warrants)
| Trade | Reported (ET) | Company | Shares | Avg price | Total | Owned after | Δ stake | Flags |
|---|---|---|---|---|---|---|---|---|
| Feb 18, 2019 MForm 4 → | Feb 20, 1:47 pm EST | WESTLAKE CHEMICAL CORPWLK | 17,154 | — | — | 0 | — | |
| Feb 15, 2019 AForm 4 → | Feb 19, 12:45 pm EST | WESTLAKE CHEMICAL CORPWLK | 70,449 | — | — | 14,683 | — | |
| Feb 20, 2018 MForm 4 → | Feb 22, 9:27 am EST | WESTLAKE CHEMICAL CORPWLK | 10,868 | — | — | 0 | — | |
| Feb 16, 2018 AForm 4 → | Feb 20, 1:57 pm EST | WESTLAKE CHEMICAL CORPWLK | 44,801 | — | — | 9,480 | — | |
| Nov 22, 2017 MForm 4 → | Nov 27, 12:33 pm EST | WESTLAKE CHEMICAL CORPWLK | 76,135 | — | — | 0 | — | |
| Feb 17, 2017 AForm 4 → | Feb 22, 4:12 pm EST | WESTLAKE CHEMICAL CORPWLK | 78,119 | — | — | 15,922 | — | |
| Feb 14, 2017 MForm 4 → | Feb 16, 4:13 pm EST | WESTLAKE CHEMICAL CORPWLK | 10,274 | — | — | 0 | — | |
| Feb 18, 2016 AForm 4 → | Feb 22, 4:04 pm EST | WESTLAKE CHEMICAL CORPWLK | 82,458 | — | — | 17,154 | — | |
| Feb 15, 2016 MForm 4 → | Feb 18, 4:04 pm EST | WESTLAKE CHEMICAL CORPWLK | 11,406 | — | — | 0 | — | late |
| Feb 20, 2015 AForm 4 → | Feb 24, 4:25 pm EST | WESTLAKE CHEMICAL CORPWLK | 47,106 | — | — | 10,868 | — |