Chao Albert
Insider CIK 1299403 · WLK President and CEO, Director, 10% owner · WLKP President & CEO, Director, 10% owner
Trades across companies
| Ticker | Code | Trade | Filed | Shares | Price | Value | Owned after | |
|---|---|---|---|---|---|---|---|---|
| WLK WESTLAKE CORP | M Exercise deriv | 2026-08-11 | 2026-08-11 | 38,873 | — | $0 | 38,873 | SEC↗ |
| WLK WESTLAKE CORP | S Sale | 2026-08-11 | 2026-08-11 | 7,489 | $79.70 | $596.9K | 674,264 | SEC↗ |
| WLK WESTLAKE CORP | S Sale | 2026-08-11 | 2026-08-11 | 31,384 | $80.42 | $2.52M | 642,880 | SEC↗ |
| WLK WESTLAKE CORP | M Exercise | 2026-08-11 | 2026-08-11 | 38,873 | $61.87 | $2.41M | 681,753 | SEC↗ |
| WLK WESTLAKE CORP | M Exercise deriv | 2026-08-11 | 2026-08-11 | 38,873 | — | $0 | 38,873 | SEC↗ |
| WLK WESTLAKE CORP | S Sale | 2026-08-11 | 2026-08-11 | 31,384 | $80.42 | $2.52M | 642,880 | SEC↗ |
| WLK WESTLAKE CORP | S Sale | 2026-08-11 | 2026-08-11 | 7,489 | $79.70 | $596.9K | 674,264 | SEC↗ |
| WLK WESTLAKE CORP | M Exercise | 2026-08-11 | 2026-08-11 | 38,873 | $61.87 | $2.40M | 681,753 | SEC↗ |
| WLK WESTLAKE CORP | A Award deriv | 2026-02-20 | 2026-02-23 | 14,945 | — | $0 | 14,945 | SEC↗ |
| WLK WESTLAKE CORP | A Award deriv | 2026-02-20 | 2026-02-23 | 54,763 | — | $0 | 54,763 | SEC↗ |
| WLK WESTLAKE CORP | F Tax w/h | 2026-02-20 | 2026-02-23 | 2,501 | $94.10 | $235.3K | 642,880 | SEC↗ |
| WLK WESTLAKE CORP | A Award | 2026-02-19 | 2026-02-23 | 6,193 | — | $0 | 645,381 | SEC↗ |
| WLK WESTLAKE CORP | F Tax w/h | 2026-02-18 | 2026-02-19 | 5,089 | $98.95 | $503.6K | 639,188 | SEC↗ |
| WLK WESTLAKE CORP | M Exercise deriv | 2026-02-17 | 2026-02-19 | 16,555 | — | $0 | 0 | SEC↗ |
| WLK WESTLAKE CORP | M Exercise | 2026-02-17 | 2026-02-19 | 16,555 | — | $0 | 644,277 | SEC↗ |
| WLK WESTLAKE CORP | M Exercise deriv | 2025-12-22 | 2025-12-23 | 81,673 | — | $0 | 0 | SEC↗ |
| WLK WESTLAKE CORP | S Sale | 2025-12-22 | 2025-12-23 | 30,604 | $73.80 | $2.26M | 628,243 | SEC↗ |
| WLK WESTLAKE CORP | M Exercise | 2025-12-22 | 2025-12-23 | 81,673 | $44.42 | $3.63M | 668,558 | SEC↗ |
| WLK WESTLAKE CORP | S Sale | 2025-12-22 | 2025-12-23 | 9,711 | $72.82 | $707.2K | 658,847 | SEC↗ |
| WLK WESTLAKE CORP | S Sale | 2025-12-22 | 2025-12-23 | 521 | $74.44 | $38.8K | 627,722 | SEC↗ |
| WLK WESTLAKE CORP | A Award deriv | 2025-02-21 | 2025-02-24 | 12,322 | — | $0 | 12,322 | SEC↗ |
| WLK WESTLAKE CORP | A Award deriv | 2025-02-21 | 2025-02-24 | 37,172 | — | $0 | 37,172 | SEC↗ |
| WLK WESTLAKE CORP | F Tax w/h | 2025-02-21 | 2025-02-24 | 13,390 | $110.54 | $1.48M | 586,885 | SEC↗ |
| WLK WESTLAKE CORP | A Award | 2025-02-20 | 2025-02-24 | 33,456 | — | $0 | 600,275 | SEC↗ |
| WLK WESTLAKE CORP | F Tax w/h | 2025-02-19 | 2025-02-20 | 249 | $112.73 | $28.1K | 566,819 | SEC↗ |
| WLK WESTLAKE CORP | F Tax w/h | 2025-02-19 | 2025-02-20 | 5,820 | $111.46 | $648.7K | 567,068 | SEC↗ |
| WLK WESTLAKE CORP | M Exercise deriv | 2025-02-18 | 2025-02-20 | 17,972 | — | $0 | 0 | SEC↗ |
| WLK WESTLAKE CORP | M Exercise | 2025-02-18 | 2025-02-20 | 17,972 | — | $0 | 572,888 | SEC↗ |
| WLK WESTLAKE CORP | M Exercise deriv | 2024-08-16 | 2024-08-19 | 45,298 | — | $0 | 0 | SEC↗ |
| WLK WESTLAKE CORP | M Exercise | 2024-08-16 | 2024-08-19 | 45,298 | $68.09 | $3.08M | 600,214 | SEC↗ |
| WLK WESTLAKE CORP | D To issuer | 2024-08-16 | 2024-08-19 | 7 | $147.04 | $1.0K | 554,916 | SEC↗ |
| WLK WESTLAKE CORP | D To issuer | 2024-08-16 | 2024-08-19 | 45,291 | $146.61 | $6.64M | 554,923 | SEC↗ |
| WLK WESTLAKE CORP | F Tax w/h | 2024-02-20 | 2024-02-21 | 22,561 | $129.92 | $2.93M | 557,135 | SEC↗ |
| WLK WESTLAKE CORP | F Tax w/h | 2024-02-20 | 2024-02-21 | 12 | $135.43 | $1.6K | 557,123 | SEC↗ |
| WLK WESTLAKE CORP | F Tax w/h | 2024-02-20 | 2024-02-21 | 2,207 | $137.37 | $303.2K | 554,916 | SEC↗ |
| WLK WESTLAKE CORP | M Exercise deriv | 2024-02-19 | 2024-02-21 | 19,810 | — | $0 | 0 | SEC↗ |
| WLK WESTLAKE CORP | M Exercise | 2024-02-19 | 2024-02-21 | 19,810 | — | $0 | 579,696 | SEC↗ |
| WLK WESTLAKE CORP | A Award deriv | 2024-02-16 | 2024-02-20 | 44,324 | — | $0 | 44,324 | SEC↗ |
| WLK WESTLAKE CORP | A Award deriv | 2024-02-16 | 2024-02-20 | 16,010 | — | $0 | 16,010 | SEC↗ |
| WLK WESTLAKE CORP | A Award | 2024-02-16 | 2024-02-21 | 39,738 | — | $0 | 559,886 | SEC↗ |
| WLK WESTLAKE CORP | M Exercise deriv | 2023-08-31 | 2023-09-01 | 19,988 | — | $0 | 0 | SEC↗ |
| WLK WESTLAKE CORP | D To issuer | 2023-08-31 | 2023-09-01 | 8,397 | $131.94 | $1.11M | 520,465 | SEC↗ |
| WLK WESTLAKE CORP | D To issuer | 2023-08-31 | 2023-09-01 | 317 | $132.67 | $42.1K | 520,148 | SEC↗ |
| WLK WESTLAKE CORP | D To issuer | 2023-08-31 | 2023-09-01 | 11,274 | $131.20 | $1.48M | 528,862 | SEC↗ |
| WLK WESTLAKE CORP | M Exercise | 2023-08-31 | 2023-09-01 | 19,988 | $63.98 | $1.28M | 540,136 | SEC↗ |
| WLK WESTLAKE CORP | M Exercise deriv | 2023-08-30 | 2023-08-31 | 20,000 | — | $0 | 19,988 | SEC↗ |
| WLK WESTLAKE CORP | D To issuer | 2023-08-30 | 2023-08-31 | 2,315 | $134.60 | $311.6K | 520 | SEC↗ |
| WLK WESTLAKE CORP | D To issuer | 2023-08-30 | 2023-08-31 | 17,685 | $134.09 | $2.37M | 522,463 | SEC↗ |
| WLK WESTLAKE CORP | M Exercise | 2023-08-30 | 2023-08-31 | 20,000 | $63.98 | $1.28M | 540,148 | SEC↗ |
| WLK WESTLAKE CORP | F Tax w/h | 2023-03-13 | 2023-03-15 | 20,867 | $104.32 | $2.18M | 521,257 | SEC↗ |
| WLK WESTLAKE CORP | F Tax w/h | 2023-03-13 | 2023-03-15 | 1,109 | $104.70 | $116.1K | 520,148 | SEC↗ |
| WLK WESTLAKE CORP | A Award deriv | 2023-02-17 | 2023-02-21 | 45,196 | — | $0 | 45,196 | SEC↗ |
| WLK WESTLAKE CORP | A Award deriv | 2023-02-17 | 2023-02-21 | 16,555 | — | $0 | 16,555 | SEC↗ |
| WLK WESTLAKE CORP | A Award | 2023-02-17 | 2023-02-17 | 52,252 | — | $0 | 542,124 | SEC↗ |
| WLK WESTLAKE CORP | A Award | 2023-02-17 | 2023-03-15 | 52,252 | — | $0 | 542,124 | SEC↗ |
| WLK WESTLAKE CORP | F Tax w/h | 2023-02-15 | 2023-02-16 | 127 | $122.57 | $15.6K | 489,872 | SEC↗ |
| WLK WESTLAKE CORP | F Tax w/h | 2023-02-15 | 2023-02-16 | 9,032 | $121.86 | $1.10M | 489,999 | SEC↗ |
| WLK WESTLAKE CORP | M Exercise deriv | 2023-02-14 | 2023-02-16 | 26,048 | — | $0 | 0 | SEC↗ |
| WLK WESTLAKE CORP | M Exercise | 2023-02-14 | 2023-02-16 | 26,048 | — | $0 | 499,031 | SEC↗ |
| WLK WESTLAKE CORP | M Exercise deriv | 2022-05-19 | 2022-05-23 | 37,876 | — | $0 | 0 | SEC↗ |
| WLK WESTLAKE CORP | S Sale | 2022-05-19 | 2022-05-23 | 12,016 | $131.11 | $1.58M | 498,843 | SEC↗ |
| WLK WESTLAKE CORP | S Sale | 2022-05-19 | 2022-05-23 | 20,815 | $130.20 | $2.71M | 478,028 | SEC↗ |
| WLK WESTLAKE CORP | S Sale | 2022-05-19 | 2022-05-23 | 5,045 | $129.38 | $652.7K | 472,983 | SEC↗ |
| WLK WESTLAKE CORP | M Exercise | 2022-05-19 | 2022-05-23 | 37,876 | $45.70 | $1.73M | 510,859 | SEC↗ |
| WLK WESTLAKE CORP | F Tax w/h | 2022-03-14 | 2022-03-15 | 12,138 | $118.51 | $1.44M | 472,983 | SEC↗ |
| WLK WESTLAKE CORP | A Award deriv | 2022-02-18 | 2022-02-22 | 56,819 | — | $0 | 56,819 | SEC↗ |
| WLK WESTLAKE CORP | A Award deriv | 2022-02-18 | 2022-02-22 | 17,972 | — | $0 | 17,972 | SEC↗ |
| WLK WESTLAKE CORP | A Award | 2022-02-18 | 2022-02-22 | 30,577 | — | $0 | 485,121 | SEC↗ |
| WLK WESTLAKE CORP | A Award | 2022-02-18 | 2022-03-15 | 30,577 | — | $0 | 485,121 | SEC↗ |
| WLK WESTLAKE CORP | F Tax w/h | 2022-02-16 | 2022-02-17 | 5,722 | $104.96 | $600.6K | 454,571 | SEC↗ |
| WLK WESTLAKE CORP | F Tax w/h | 2022-02-16 | 2022-02-17 | 27 | $105.97 | $2.9K | 454,544 | SEC↗ |
| WLK WESTLAKE CORP | M Exercise deriv | 2022-02-15 | 2022-02-17 | 18,354 | — | $0 | 0 | SEC↗ |
| WLK WESTLAKE CORP | M Exercise | 2022-02-15 | 2022-02-17 | 18,354 | — | $0 | 460,293 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise deriv | 2021-12-02 | 2021-12-06 | 30,787 | — | $0 | 0 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise | 2021-12-02 | 2021-12-06 | 30,787 | $30.05 | $925.1K | 472,726 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2021-12-02 | 2021-12-06 | 1,700 | $89.25 | $151.7K | 471,026 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2021-12-02 | 2021-12-06 | 1,175 | $90.12 | $105.9K | 469,851 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2021-12-02 | 2021-12-06 | 20,327 | $92.29 | $1.88M | 441,939 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2021-12-02 | 2021-12-06 | 7,585 | $91.52 | $694.2K | 462,266 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise deriv | 2021-12-01 | 2021-12-03 | 30,787 | — | $0 | 30,787 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2021-12-01 | 2021-12-03 | 9,656 | $89.47 | $863.9K | 463,070 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise | 2021-12-01 | 2021-12-03 | 30,787 | $30.05 | $925.1K | 472,726 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2021-12-01 | 2021-12-03 | 4,200 | $92.78 | $389.7K | 450,028 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2021-12-01 | 2021-12-03 | 4,300 | $93.98 | $404.1K | 445,728 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2021-12-01 | 2021-12-03 | 3,000 | $90.47 | $271.4K | 460,070 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2021-12-01 | 2021-12-03 | 5,842 | $91.83 | $536.5K | 454,228 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2021-12-01 | 2021-12-03 | 3,789 | $94.80 | $359.2K | 441,939 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | P Buy | 2021-08-11 | 2021-08-12 | 3,000 | $86.21 | $258.6K | 441,939 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | A Award deriv | 2021-02-19 | 2021-02-22 | 19,810 | — | $0 | 19,810 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | A Award deriv | 2021-02-19 | 2021-02-22 | 68,074 | — | $0 | 68,074 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | F Tax w/h | 2021-02-18 | 2021-02-18 | 3,685 | $85.08 | $313.5K | 438,939 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise deriv | 2021-02-16 | 2021-02-18 | 11,983 | — | $0 | 0 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | F Tax w/h | 2021-02-16 | 2021-02-17 | 971 | $85.73 | $83.2K | 430,641 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | F Tax w/h | 2021-02-16 | 2021-02-17 | 10 | $87.69 | $877 | 431,612 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | F Tax w/h | 2021-02-16 | 2021-02-17 | 10 | $87.69 | $877 | 431,612 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | F Tax w/h | 2021-02-16 | 2021-02-17 | 971 | $85.73 | $83.2K | 430,641 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise | 2021-02-16 | 2021-02-18 | 11,983 | — | $0 | 442,624 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise deriv | 2021-02-14 | 2021-02-17 | 3,966 | — | $0 | 0 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise deriv | 2021-02-14 | 2021-02-17 | 3,966 | — | $0 | 0 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise | 2021-02-14 | 2021-02-17 | 3,966 | — | $0 | 431,622 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise | 2021-02-14 | 2021-02-17 | 3,966 | — | $0 | 431,622 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise deriv | 2020-11-06 | 2020-11-10 | 55,148 | — | $0 | 0 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2020-11-06 | 2020-11-10 | 4,198 | $75.12 | $315.4K | 427,656 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2020-11-06 | 2020-11-10 | 11,978 | $73.30 | $878.0K | 442,188 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2020-11-06 | 2020-11-10 | 28,638 | $72.08 | $2.06M | 454,166 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise | 2020-11-06 | 2020-11-10 | 55,148 | $22.92 | $1.26M | 482,804 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2020-11-06 | 2020-11-10 | 10,334 | $74.29 | $767.7K | 431,854 | SEC↗ |
| WLKP Westlake Chemical Partners | P Buy | 2020-03-24 | 2020-03-25 | 3,200 | $13.46 | $43.1K | 164,856 | SEC↗ |
| WLKP Westlake Chemical Partners | P Buy | 2020-03-24 | 2020-03-25 | 1,579 | $14.18 | $22.4K | 166,435 | SEC↗ |
| WLKP Westlake Chemical Partners | P Buy | 2020-03-23 | 2020-03-24 | 4,780 | $13.12 | $62.7K | 161,656 | SEC↗ |
| WLKP Westlake Chemical Partners | P Buy | 2020-03-20 | 2020-03-23 | 12,281 | $13.86 | $170.2K | 155,476 | SEC↗ |
| WLKP Westlake Chemical Partners | P Buy | 2020-03-20 | 2020-03-23 | 1,400 | $14.28 | $20.0K | 156,876 | SEC↗ |
| WLKP Westlake Chemical Partners | P Buy | 2020-03-19 | 2020-03-20 | 7,035 | $14.20 | $99.9K | 143,195 | SEC↗ |
| WLKP Westlake Chemical Partners | P Buy | 2020-03-19 | 2020-03-20 | 2,100 | $12.44 | $26.1K | 136,160 | SEC↗ |
| WLKP Westlake Chemical Partners | P Buy | 2020-03-18 | 2020-03-19 | 5,796 | $12.12 | $70.2K | 134,060 | SEC↗ |
| WLKP Westlake Chemical Partners | P Buy | 2020-03-18 | 2020-03-19 | 10,178 | $11.43 | $116.3K | 128,264 | SEC↗ |
| WLKP Westlake Chemical Partners | P Buy | 2020-03-17 | 2020-03-18 | 3,680 | $14.26 | $52.5K | 118,086 | SEC↗ |
| WLKP Westlake Chemical Partners | P Buy | 2020-03-17 | 2020-03-18 | 6,856 | $13.59 | $93.2K | 114,406 | SEC↗ |
| WLKP Westlake Chemical Partners | P Buy | 2020-03-16 | 2020-03-17 | 7,535 | $14.15 | $106.6K | 107,550 | SEC↗ |
| WLKP Westlake Chemical Partners | P Buy | 2020-03-13 | 2020-03-16 | 3,580 | $15.18 | $54.3K | 100,015 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise deriv | 2020-02-26 | 2020-02-27 | 57,800 | — | $0 | 0 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise deriv | 2020-02-21 | 2020-02-24 | 68,698 | — | $0 | 57,800 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise | 2020-02-21 | 2020-02-24 | 68,698 | $10.26 | $704.8K | 421,448 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2020-02-21 | 2020-02-24 | 51,592 | $62.42 | $3.22M | 369,856 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise | 2020-02-21 | 2020-02-27 | 57,800 | $10.26 | $593.0K | 427,656 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | F Tax w/h | 2020-02-18 | 2020-02-19 | 380 | $61.26 | $23.3K | 352,750 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | F Tax w/h | 2020-02-18 | 2020-02-19 | 5,711 | $60.50 | $345.5K | 353,130 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise deriv | 2020-02-17 | 2020-02-19 | 19,902 | — | $0 | 0 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise | 2020-02-17 | 2020-02-19 | 19,902 | — | $0 | 358,841 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | A Award deriv | 2020-02-14 | 2020-02-18 | 3,966 | — | $0 | 3,966 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | A Award deriv | 2020-02-14 | 2020-02-18 | 26,048 | — | $0 | 26,048 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | A Award deriv | 2020-02-14 | 2020-02-18 | 110,186 | — | $0 | 110,186 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | F Tax w/h | 2019-02-19 | 2019-02-20 | 6,547 | $73.29 | $479.8K | 339,561 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | F Tax w/h | 2019-02-19 | 2019-02-20 | 622 | $75.79 | $47.1K | 338,939 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise deriv | 2019-02-18 | 2019-02-20 | 21,454 | — | $0 | 0 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise | 2019-02-18 | 2019-02-20 | 21,454 | — | $0 | 346,108 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | A Award deriv | 2019-02-15 | 2019-02-19 | 69,708 | — | $0 | 69,708 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | A Award deriv | 2019-02-15 | 2019-02-19 | 18,354 | — | $0 | 18,354 | SEC↗ |
| WLKP Westlake Chemical Partners | P Buy | 2018-11-19 | 2018-11-20 | 10,386 | $23.24 | $241.4K | 96,435 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise deriv | 2018-11-16 | 2018-11-19 | 30,640 | — | $0 | 0 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2018-11-16 | 2018-11-19 | 17,389 | $71.62 | $1.25M | 331,774 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise | 2018-11-16 | 2018-11-19 | 30,640 | $7.12 | $218.2K | 349,163 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2018-11-16 | 2018-11-19 | 7,120 | $72.09 | $513.3K | 324,654 | SEC↗ |
| WLKP Westlake Chemical Partners | P Buy | 2018-11-16 | 2018-11-19 | 12,452 | $23.27 | $289.8K | 86,049 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise deriv | 2018-11-15 | 2018-11-16 | 30,640 | — | $0 | 30,640 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2018-11-15 | 2018-11-16 | 16,309 | $71.48 | $1.17M | 319,623 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2018-11-15 | 2018-11-16 | 1,100 | $71.98 | $79.2K | 318,523 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise | 2018-11-15 | 2018-11-16 | 30,640 | $7.12 | $218.2K | 343,032 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2018-11-15 | 2018-11-16 | 7,100 | $70.43 | $500.1K | 335,932 | SEC↗ |
| WLKP Westlake Chemical Partners | P Buy | 2018-11-15 | 2018-11-19 | 2,492 | $23.20 | $57.8K | 73,597 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise deriv | 2018-11-14 | 2018-11-16 | 30,639 | — | $0 | 61,280 | SEC↗ |
| WLKP Westlake Chemical Partners | P Buy | 2018-11-14 | 2018-11-15 | 11,385 | $23.37 | $266.1K | 71,105 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise | 2018-11-14 | 2018-11-16 | 30,639 | $7.12 | $218.1K | 337,013 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2018-11-14 | 2018-11-16 | 900 | $72.50 | $65.3K | 312,392 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2018-11-14 | 2018-11-16 | 10,519 | $70.92 | $746.0K | 326,494 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2018-11-14 | 2018-11-16 | 13,202 | $71.77 | $947.5K | 313,292 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise deriv | 2018-11-13 | 2018-11-14 | 25,000 | — | $0 | 91,919 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2018-11-13 | 2018-11-14 | 3,600 | $72.47 | $260.9K | 307,574 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2018-11-13 | 2018-11-14 | 10,200 | $71.28 | $727.1K | 311,174 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise | 2018-11-13 | 2018-11-14 | 25,000 | $7.12 | $178.0K | 321,374 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2018-11-13 | 2018-11-14 | 1,200 | $73.20 | $87.8K | 306,374 | SEC↗ |
| WLKP Westlake Chemical Partners | P Buy | 2018-11-13 | 2018-11-15 | 6,220 | $23.24 | $144.6K | 59,720 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise deriv | 2018-11-12 | 2018-11-14 | 38,973 | — | $0 | 116,919 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2018-11-12 | 2018-11-14 | 6,900 | $75.10 | $518.2K | 296,374 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2018-11-12 | 2018-11-14 | 18,100 | $74.30 | $1.34M | 303,274 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise | 2018-11-12 | 2018-11-14 | 38,973 | $7.12 | $277.5K | 321,374 | SEC↗ |
| WLKP Westlake Chemical Partners | P Buy | 2018-03-06 | 2018-03-07 | 2,000 | $23.16 | $46.3K | 53,500 | SEC↗ |
| WLKP Westlake Chemical Partners | P Buy | 2018-03-05 | 2018-03-06 | 2,000 | $22.91 | $45.8K | 51,500 | SEC↗ |
| WLKP Westlake Chemical Partners | P Buy | 2018-03-02 | 2018-03-06 | 2,000 | $22.86 | $45.7K | 49,500 | SEC↗ |
| WLKP Westlake Chemical Partners | P Buy | 2018-03-01 | 2018-03-02 | 2,500 | $22.98 | $57.5K | 47,500 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | F Tax w/h | 2018-02-21 | 2018-02-22 | 5,202 | $106.98 | $556.5K | 282,401 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise deriv | 2018-02-20 | 2018-02-22 | 13,585 | — | $0 | 0 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise | 2018-02-20 | 2018-02-22 | 13,585 | — | $0 | 287,603 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | A Award deriv | 2018-02-16 | 2018-02-20 | 44,647 | — | $0 | 44,647 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | A Award deriv | 2018-02-16 | 2018-02-20 | 11,983 | — | $0 | 11,983 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise deriv | 2017-11-29 | 2017-11-30 | 16,844 | — | $0 | 0 | SEC↗ |
| WLKP Westlake Chemical Partners | P Buy | 2017-11-29 | 2017-11-29 | 7,425 | $22.00 | $163.3K | 27,275 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2017-11-29 | 2017-11-30 | 16,844 | $95.25 | $1.60M | 274,018 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise | 2017-11-29 | 2017-11-30 | 16,844 | $9.65 | $162.5K | 290,862 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise deriv | 2017-11-28 | 2017-11-30 | 25,000 | — | $0 | 16,844 | SEC↗ |
| WLKP Westlake Chemical Partners | P Buy | 2017-11-28 | 2017-11-29 | 7,475 | $21.96 | $164.2K | 19,850 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise | 2017-11-28 | 2017-11-30 | 25,000 | $9.65 | $241.3K | 299,018 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2017-11-28 | 2017-11-30 | 1,010 | $94.85 | $95.8K | 274,018 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2017-11-28 | 2017-11-30 | 23,990 | $94.55 | $2.27M | 275,028 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise deriv | 2017-11-27 | 2017-11-28 | 25,000 | — | $0 | 41,844 | SEC↗ |
| WLKP Westlake Chemical Partners | P Buy | 2017-11-27 | 2017-11-28 | 7,475 | $22.18 | $165.8K | 12,375 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2017-11-27 | 2017-11-28 | 2,966 | $94.25 | $279.5K | 274,018 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2017-11-27 | 2017-11-28 | 22,034 | $93.92 | $2.07M | 276,984 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise | 2017-11-27 | 2017-11-28 | 25,000 | $9.65 | $241.3K | 299,018 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise deriv | 2017-11-24 | 2017-11-27 | 20,000 | — | $0 | 66,844 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2017-11-24 | 2017-11-27 | 20,000 | $94.58 | $1.89M | 274,018 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise | 2017-11-24 | 2017-11-27 | 20,000 | $9.65 | $193.0K | 294,018 | SEC↗ |
| WLKP Westlake Chemical Partners | P Buy | 2017-11-24 | 2017-11-28 | 2,900 | $21.97 | $63.7K | 4,900 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise deriv | 2017-11-22 | 2017-11-27 | 25,000 | — | $0 | 86,844 | SEC↗ |
| WLKP Westlake Chemical Partners | P Buy | 2017-11-22 | 2017-11-27 | 2,000 | $21.49 | $43.0K | 47,000 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2017-11-22 | 2017-11-27 | 101 | $95.60 | $9.7K | 274,018 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2017-11-22 | 2017-11-27 | 24,899 | $94.89 | $2.36M | 274,119 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise | 2017-11-22 | 2017-11-27 | 25,000 | $9.65 | $241.3K | 299,018 | SEC↗ |
| WLKP Westlake Chemical Partners | P Buy | 2017-11-22 | 2017-11-28 | 2,000 | $21.49 | $43.0K | 2,000 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise deriv | 2017-11-21 | 2017-11-22 | 25,000 | — | $0 | 111,844 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise | 2017-11-21 | 2017-11-22 | 25,000 | $9.65 | $241.3K | 299,018 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2017-11-21 | 2017-11-22 | 25,000 | $94.34 | $2.36M | 274,018 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise deriv | 2017-02-23 | 2017-02-28 | 42,180 | — | $0 | 0 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise | 2017-02-23 | 2017-02-28 | 42,180 | $15.81 | $666.9K | 316,198 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2017-02-23 | 2017-02-28 | 42,180 | $63.35 | $2.67M | 274,018 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | A Award deriv | 2017-02-17 | 2017-02-22 | 19,902 | — | $0 | 19,902 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | A Award deriv | 2017-02-17 | 2017-02-22 | 77,746 | — | $0 | 77,746 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | F Tax w/h | 2017-02-15 | 2017-02-16 | 3,522 | $64.01 | $225.4K | 274,018 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise deriv | 2017-02-14 | 2017-02-16 | 12,838 | — | $0 | 0 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise | 2017-02-14 | 2017-02-16 | 12,838 | — | $0 | 277,540 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2016-11-17 | 2016-11-18 | 9,700 | $53.82 | $522.1K | 300 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2016-11-17 | 2016-11-18 | 300 | $54.57 | $16.4K | 0 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2016-11-16 | 2016-11-18 | 10,000 | $54.45 | $544.5K | 10,000 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2016-11-15 | 2016-11-16 | 10,000 | $53.06 | $530.6K | 20,000 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2016-11-14 | 2016-11-16 | 10,000 | $52.84 | $528.4K | 30,000 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | A Award deriv | 2016-02-18 | 2016-02-22 | 21,454 | — | $0 | 21,454 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | A Award deriv | 2016-02-18 | 2016-02-22 | 81,673 | — | $0 | 81,673 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | F Tax w/h | 2016-02-17 | 2016-02-18 | 3,931 | $43.52 | $171.1K | 264,702 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise deriv | 2016-02-15 | 2016-02-18 | 14,246 | — | $0 | 0 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise | 2016-02-15 | 2016-02-18 | 14,246 | — | $0 | 268,633 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | A Award deriv | 2015-02-20 | 2015-02-24 | 13,585 | — | $0 | 13,585 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | A Award deriv | 2015-02-20 | 2015-02-24 | 45,298 | — | $0 | 45,298 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | F Tax w/h | 2015-02-18 | 2015-02-20 | 7,821 | $66.79 | $522.4K | 254,387 | SEC↗ |
| WLKP Westlake Chemical Partners | P Buy | 2014-08-04 | 2014-08-06 | 45,000 | $24.00 | $1.08M | 45,000 | SEC↗ |
| WLKP Westlake Chemical Partners | P Buy | 2014-08-04 | 2014-08-06 | 1,436,115 | — | $0 | 1,436,115 | SEC↗ |
| WLKP Westlake Chemical Partners | P Buy | 2014-08-04 | 2014-08-06 | 45,000 | $24.00 | $1.08M | 45,000 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | F Tax w/h | 2014-02-19 | 2014-02-21 | 4,879 | $129.00 | $629.4K | 131,104 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | F Tax w/h | 2014-02-19 | 2014-02-21 | 25 | $129.58 | $3.2K | 135,983 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | A Award deriv | 2014-02-14 | 2014-02-19 | 6,419 | — | $0 | 6,419 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | A Award deriv | 2014-02-14 | 2014-02-19 | 19,994 | — | $0 | 19,994 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | F Tax w/h | 2013-02-28 | 2013-03-04 | 104 | $84.71 | $8.8K | 136,008 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | F Tax w/h | 2013-02-28 | 2013-03-04 | 10,320 | $84.09 | $867.8K | 136,112 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | A Award deriv | 2013-02-15 | 2013-02-20 | 18,938 | — | $0 | 18,938 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | A Award deriv | 2013-02-15 | 2013-02-20 | 7,123 | — | $0 | 7,123 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-12-07 | 2012-12-11 | 300 | $73.78 | $22.1K | 146,432 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-12-07 | 2012-12-11 | 300 | $73.77 | $22.1K | 146,732 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-12-07 | 2012-12-11 | 200 | $73.76 | $14.8K | 147,032 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-12-07 | 2012-12-11 | 2,808 | $73.75 | $207.1K | 147,232 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-12-06 | 2012-12-10 | 500 | $72.80 | $36.4K | 150,550 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-12-06 | 2012-12-10 | 500 | $72.74 | $36.4K | 151,250 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-12-06 | 2012-12-10 | 30 | $72.73 | $2.2K | 151,750 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-12-06 | 2012-12-10 | 2,000 | $72.71 | $145.4K | 151,780 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-12-06 | 2012-12-10 | 100 | $72.70 | $7.3K | 153,780 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-12-06 | 2012-12-10 | 300 | $72.69 | $21.8K | 153,880 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-12-06 | 2012-12-10 | 200 | $72.67 | $14.5K | 154,180 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-12-06 | 2012-12-10 | 800 | $72.66 | $58.1K | 154,380 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-12-06 | 2012-12-10 | 100 | $72.64 | $7.3K | 155,180 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-12-06 | 2012-12-10 | 302 | $72.61 | $21.9K | 155,280 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-12-06 | 2012-12-10 | 3,098 | $72.60 | $224.9K | 155,582 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-12-06 | 2012-12-10 | 101 | $72.56 | $7.3K | 158,680 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-12-06 | 2012-12-10 | 129 | $72.55 | $9.4K | 158,781 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-12-06 | 2012-12-10 | 25,392 | $72.50 | $1.84M | 158,910 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-12-06 | 2012-12-10 | 410 | $72.90 | $29.9K | 150,040 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-12-06 | 2012-12-10 | 100 | $72.86 | $7.3K | 150,450 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-12-06 | 2012-12-10 | 100 | $72.76 | $7.3K | 151,150 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-12-06 | 2012-12-10 | 100 | $72.79 | $7.3K | 151,050 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise deriv | 2012-11-26 | 2012-11-28 | 4,514 | — | $0 | 0 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise deriv | 2012-11-26 | 2012-11-28 | 42,579 | — | $0 | 77,946 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise deriv | 2012-11-26 | 2012-11-28 | 35,400 | — | $0 | 0 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise deriv | 2012-11-26 | 2012-11-28 | 8,547 | — | $0 | 0 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-11-26 | 2012-11-28 | 1,160 | $75.63 | $87.7K | 190,456 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-11-26 | 2012-11-28 | 600 | $75.63 | $45.4K | 191,616 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-11-26 | 2012-11-28 | 2,000 | $75.50 | $151.0K | 192,216 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-11-26 | 2012-11-28 | 100 | $75.43 | $7.5K | 194,216 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-11-26 | 2012-11-28 | 900 | $75.41 | $67.9K | 194,316 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-11-26 | 2012-11-28 | 100 | $75.40 | $7.5K | 195,216 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-11-26 | 2012-11-28 | 100 | $75.35 | $7.5K | 195,316 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-11-26 | 2012-11-28 | 3,800 | $75.30 | $286.1K | 195,416 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-11-26 | 2012-11-28 | 100 | $75.10 | $7.5K | 199,216 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-11-26 | 2012-11-28 | 21 | $75.03 | $1.6K | 199,316 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-11-26 | 2012-11-28 | 879 | $75.02 | $65.9K | 199,337 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-11-26 | 2012-11-28 | 30,699 | $75.00 | $2.30M | 200,216 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise | 2012-11-26 | 2012-11-28 | 42,579 | $14.24 | $606.3K | 230,915 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise | 2012-11-26 | 2012-11-28 | 4,514 | $36.10 | $163.0K | 188,336 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise | 2012-11-26 | 2012-11-28 | 8,547 | $27.22 | $232.6K | 183,822 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise | 2012-11-26 | 2012-11-28 | 35,400 | $14.50 | $513.3K | 175,275 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-11-26 | 2012-11-28 | 200 | $75.92 | $15.2K | 184,302 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-11-26 | 2012-11-28 | 100 | $75.89 | $7.6K | 184,502 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-11-26 | 2012-11-28 | 300 | $75.88 | $22.8K | 184,602 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-11-26 | 2012-11-28 | 4,314 | $75.87 | $327.3K | 184,902 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-11-26 | 2012-11-28 | 100 | $75.83 | $7.6K | 189,216 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-11-26 | 2012-11-28 | 30 | $75.80 | $2.3K | 189,316 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-11-26 | 2012-11-28 | 400 | $75.79 | $30.3K | 189,346 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-11-26 | 2012-11-28 | 300 | $75.73 | $22.7K | 189,746 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-11-26 | 2012-11-28 | 100 | $75.72 | $7.6K | 190,046 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-11-26 | 2012-11-28 | 210 | $75.66 | $15.9K | 190,146 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-11-26 | 2012-11-28 | 100 | $75.66 | $7.6K | 190,356 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise deriv | 2012-11-23 | 2012-11-27 | 5,000 | — | $0 | 8,547 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise deriv | 2012-11-23 | 2012-11-27 | 5,000 | — | $0 | 4,514 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise deriv | 2012-11-23 | 2012-11-27 | 20,000 | — | $0 | 120,525 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise deriv | 2012-11-23 | 2012-11-27 | 9,000 | — | $0 | 35,400 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-11-23 | 2012-11-27 | 4,299 | $76.01 | $326.8K | 151,826 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-11-23 | 2012-11-27 | 3,750 | $76.00 | $285.0K | 156,125 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise | 2012-11-23 | 2012-11-27 | 20,000 | $14.24 | $284.8K | 159,875 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise | 2012-11-23 | 2012-11-27 | 5,000 | $36.10 | $180.5K | 139,875 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise | 2012-11-23 | 2012-11-27 | 5,000 | $27.22 | $136.1K | 134,875 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | M Exercise | 2012-11-23 | 2012-11-27 | 9,000 | $14.50 | $130.5K | 129,875 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-11-23 | 2012-11-27 | 1,600 | $76.49 | $122.4K | 139,875 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-11-23 | 2012-11-27 | 400 | $76.49 | $30.6K | 141,475 | SEC↗ |
| WLK WESTLAKE CHEMICAL CORP | S Sale | 2012-11-23 | 2012-11-27 | 300 | $76.47 | $22.9K | 141,875 | SEC↗ |