| Symbol | Company | Owner | Relationship | Date | Transaction | Cost | # Shares | Value ($) | Total Shares | Filing | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| WLK | WESTLAKE CORP | Bender Mark Steven | EVP & CFO | May 03, 2024 | Sale | $152.19 | 4,950 | 753,341 | 40,356 | May 06, 2024, 09:21 AM | |
| WLK | WESTLAKE CORP | Bender Mark Steven | EVP & CFO | Mar 06, 2024 | Sale | $141.02 | 4,804 | 677,455 | 45,306 | Mar 07, 2024, 08:32 AM | |
| WLK | WESTLAKE CORP | Bender Mark Steven | EVP & CFO | Feb 26, 2024 | Sale | $137.57 | 4,854 | 667,765 | 50,110 | Feb 28, 2024, 12:04 PM | |
| WLK | WESTLAKE CORP | Bender Mark Steven | EVP & CFO | Feb 20, 2024 | Option Exercise | $130.70 | 6,144 | 803,017 | 55,511 | Feb 21, 2024, 10:25 AM | |
| WLK | WESTLAKE CORP | Bender Mark Steven | EVP & CFO | Aug 07, 2023 | Option Exercise | $133.43 | 24,639 | 3,287,616 | 66,623 | Aug 09, 2023, 12:02 PM | |
| WLK | WESTLAKE CORP | Bender Mark Steven | EVP & CFO | Aug 07, 2023 | Option Exercise | $96.90 | 24,639 | 2,387,453 | 69,039 | Aug 09, 2023, 12:02 PM | |
| WLK | WESTLAKE CORP | Bender Mark Steven | EVP & CFO | May 08, 2023 | Option Exercise | $120.03 | 1,084 | 130,109 | 44,400 | May 10, 2023, 07:42 AM | |
| WLK | WESTLAKE CORP | Bender Mark Steven | EVP & CFO | May 08, 2023 | Option Exercise | $65.81 | 1,084 | 71,341 | 45,484 | May 10, 2023, 07:42 AM | |
| WLK | WESTLAKE CORP | Bender Mark Steven | EVP & CFO | Mar 13, 2023 | Option Exercise | $104.34 | 6,032 | 629,392 | 44,704 | Mar 15, 2023, 03:16 PM | |
| WLK | WESTLAKE CORP | Bender Mark Steven | EVP and CFO | Feb 27, 2023 | Option Exercise | $120.50 | 3,000 | 361,500 | 50,432 | Feb 28, 2023, 09:50 AM | |
| WLK | WESTLAKE CORP | Bender Mark Steven | EVP and CFO | Feb 27, 2023 | Option Exercise | $65.81 | 3,000 | 197,438 | 53,432 | Feb 28, 2023, 09:50 AM | |
| WLK | WESTLAKE CORP | Bender Mark Steven | EVP and CFO | Feb 15, 2023 | Option Exercise | $121.87 | 1,785 | 217,538 | 36,115 | Feb 16, 2023, 11:37 AM | |
| WLK | WESTLAKE CORP | Bender Mark Steven | EVP and CFO | Mar 31, 2022 | Option Exercise | $70.61 | 6,021 | 425,147 | 36,746 | Apr 01, 2022, 02:10 PM | |
| WLK | WESTLAKE CORP | Bender Mark Steven | EVP and CFO | Mar 31, 2022 | Sale | $124.35 | 6,021 | 748,734 | 30,825 | Apr 01, 2022, 02:10 PM | |
| WLK | WESTLAKE CORP | Bender Mark Steven | EVP and CFO | Mar 30, 2022 | Option Exercise | $72.82 | 6,000 | 436,928 | 36,725 | Mar 31, 2022, 11:18 AM | |
| WLK | WESTLAKE CORP | Bender Mark Steven | EVP and CFO | Mar 30, 2022 | Sale | $124.80 | 6,000 | 748,810 | 33,787 | Mar 31, 2022, 11:18 AM | |
| WLK | WESTLAKE CORP | Bender Mark Steven | EVP and CFO | Mar 29, 2022 | Sale | $122.44 | 4,000 | 489,748 | 30,725 | Mar 30, 2022, 12:04 PM | |
| WLK | WESTLAKE CORP | Bender Mark Steven | EVP and CFO | Mar 29, 2022 | Option Exercise | $72.82 | 4,000 | 291,285 | 34,725 | Mar 30, 2022, 12:04 PM | |
| WLK | WESTLAKE CORP | Bender Mark Steven | EVP and CFO | Mar 25, 2022 | Option Exercise | $72.82 | 8,000 | 582,570 | 38,725 | Mar 28, 2022, 01:48 PM | |
| WLK | WESTLAKE CORP | Bender Mark Steven | EVP and CFO | Mar 25, 2022 | Sale | $125.34 | 8,000 | 1,002,724 | 33,672 | Mar 28, 2022, 01:48 PM | |
| WLK | WESTLAKE CORP | Bender Mark Steven | EVP and CFO | Mar 24, 2022 | Option Exercise | $65.81 | 4,000 | 263,250 | 38,725 | Mar 25, 2022, 10:14 AM | |
| WLK | WESTLAKE CORP | Bender Mark Steven | EVP and CFO | Mar 24, 2022 | Sale | $125.38 | 8,000 | 1,003,072 | 30,725 | Mar 25, 2022, 10:14 AM | |
| WLK | WESTLAKE CORP | Bender Mark Steven | EVP and CFO | Mar 24, 2021 | Option Exercise | $79.83 | 4,000 | 319,320 | 34,725 | Mar 25, 2022, 10:14 AM | |
| WLK | WESTLAKE CORP | Bender Mark Steven | EVP and CFO | Mar 23, 2021 | Option Exercise | $79.83 | 3,000 | 239,490 | 33,725 | Mar 24, 2022, 12:19 PM | |
| WLK | WESTLAKE CORP | Bender Mark Steven | EVP and CFO | Mar 23, 2022 | Option Exercise | $65.81 | 3,000 | 197,438 | 36,725 | Mar 24, 2022, 12:19 PM | |
| WLK | WESTLAKE CORP | Bender Mark Steven | EVP and CFO | Mar 23, 2022 | Sale | $125.17 | 6,000 | 751,011 | 31,069 | Mar 24, 2022, 12:19 PM | |
| WLK | WESTLAKE CORP | Bender Mark Steven | EVP and CFO | Mar 14, 2022 | Option Exercise | $118.51 | 2,810 | 333,013 | 30,725 | Mar 15, 2022, 03:59 PM | |
| WLK | WESTLAKE CORP | Bender Mark Steven | EVP and CFO | Feb 16, 2022 | Option Exercise | $104.96 | 1,166 | 122,383 | 25,613 | Feb 17, 2022, 10:33 AM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | EVP and CFO | Nov 11, 2021 | Sale | $101.57 | 2,369 | 240,619 | 22,024 | Nov 15, 2021, 10:23 AM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | EVP and CFO | Nov 08, 2021 | Sale | $100.77 | 631 | 63,587 | 24,393 | Nov 10, 2021, 12:25 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | EVP and CFO | Nov 05, 2021 | Sale | $98.80 | 6,356 | 627,947 | 25,024 | Nov 08, 2021, 12:27 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | EVP and CFO | Mar 12, 2021 | Option Exercise | $50.83 | 15,740 | 800,116 | 47,120 | Mar 15, 2021, 08:19 AM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | EVP and CFO | Mar 12, 2021 | Sale | $94.70 | 15,740 | 1,490,587 | 37,200 | Mar 15, 2021, 08:19 AM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | EVP and CFO | Mar 09, 2021 | Option Exercise | $62.67 | 25,811 | 1,617,534 | 57,191 | Mar 10, 2021, 08:33 AM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | EVP and CFO | Mar 09, 2021 | Sale | $92.27 | 25,811 | 2,381,630 | 31,380 | Mar 10, 2021, 08:33 AM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | EVP and CFO | Feb 18, 2021 | Option Exercise | $85.08 | 808 | 68,746 | 31,380 | Feb 18, 2021, 05:32 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | EVP and CFO | Feb 16, 2021 | Option Exercise | $85.75 | 402 | 34,470 | 28,962 | Feb 17, 2021, 03:10 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | EVP and CFO | Feb 16, 2021 | Option Exercise | $85.75 | 402 | 34,470 | 28,962 | Feb 17, 2021, 03:00 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | EVP and CFO | Nov 06, 2020 | Sale | $74.79 | 1,600 | 119,671 | 27,882 | Nov 10, 2020, 07:01 AM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | EVP and CFO | Nov 05, 2020 | Option Exercise | $44.42 | 24,996 | 1,110,322 | 54,478 | Nov 06, 2020, 11:54 AM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | EVP and CFO | Nov 05, 2020 | Sale | $73.99 | 24,996 | 1,849,439 | 29,902 | Nov 06, 2020, 11:54 AM | |
| WLKP | Westlake Chemical Partners LP | Bender Mark Steven | SVP, CFO | Mar 12, 2020 | Buy | $15.07 | 1,000 | 15,073 | 13,000 | Mar 16, 2020, 07:14 AM | |
| WLKP | Westlake Chemical Partners LP | Bender Mark Steven | SVP, CFO | Mar 13, 2020 | Buy | $14.91 | 1,000 | 14,914 | 14,000 | Mar 16, 2020, 07:14 AM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | EVP and CFO | Feb 18, 2020 | Option Exercise | $60.52 | 1,457 | 88,176 | 29,482 | Feb 19, 2020, 03:31 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | EVP and CFO | Dec 03, 2019 | Option Exercise | $67.01 | 3,374 | 226,081 | 25,564 | Dec 03, 2019, 01:56 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | EVP and CFO | Feb 19, 2019 | Option Exercise | $73.51 | 1,762 | 129,523 | 20,766 | Feb 20, 2019, 01:44 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | EVP and CFO | May 21, 2018 | Option Exercise | $68.09 | 12,066 | 821,574 | 27,876 | May 22, 2018, 12:18 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | EVP and CFO | May 21, 2018 | Sale | $122.83 | 12,066 | 1,482,122 | 25,576 | May 22, 2018, 12:18 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | EVP and CFO | May 11, 2018 | Option Exercise | $28.02 | 23,506 | 658,736 | 39,316 | May 14, 2018, 09:38 AM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | EVP and CFO | May 11, 2018 | Sale | $117.33 | 23,506 | 2,757,959 | 15,810 | May 14, 2018, 09:38 AM | |
| WLKP | Westlake Chemical Partners LP | Bender Mark Steven | SVP, CFO and Treasurer | Feb 27, 2018 | Buy | $23.77 | 2,000 | 47,535 | 12,000 | Feb 27, 2018, 01:26 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | EVP and CFO | Feb 26, 2018 | Sale | $111.69 | 5,000 | 558,470 | 19,310 | Feb 27, 2018, 11:23 AM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | EVP and CFO | Feb 22, 2018 | Sale | $110.64 | 2,000 | 221,270 | 20,810 | Feb 26, 2018, 11:54 AM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | EVP and CFO | Feb 22, 2018 | Sale | $110.97 | 4,000 | 443,880 | 22,810 | Feb 23, 2018, 12:45 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | EVP and CFO | Feb 21, 2018 | Option Exercise | $106.98 | 876 | 93,714 | 26,810 | Feb 22, 2018, 09:28 AM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | EVP and CFO | Nov 26, 2012 | Option Exercise | $14.24 | 4,407 | 62,756 | 40,688 | Dec 19, 2017, 03:21 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | EVP and CFO | Nov 26, 2012 | Sale | $75.00 | 4,407 | 330,525 | 36,281 | Dec 19, 2017, 03:21 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | EVP and CFO | Dec 04, 2017 | Option Exercise | $22.92 | 6,500 | 148,948 | 30,567 | Dec 05, 2017, 01:08 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | EVP and CFO | Dec 04, 2017 | Sale | $97.83 | 6,500 | 635,902 | 24,067 | Dec 05, 2017, 01:08 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | EVP and CFO | Nov 21, 2017 | Sale | $94.26 | 20,382 | 1,921,309 | 24,067 | Nov 22, 2017, 10:50 AM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | EVP and CFO | Nov 13, 2017 | Option Exercise | $10.26 | 29,804 | 305,864 | 74,253 | Nov 15, 2017, 10:25 AM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | EVP and CFO | Nov 13, 2017 | Sale | $94.02 | 29,804 | 2,802,082 | 45,049 | Nov 15, 2017, 10:25 AM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | Executive VP & CFO | Aug 15, 2017 | Sale | $70.22 | 13,794 | 968,620 | 44,449 | Aug 16, 2017, 04:56 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | Sr VP, CFO and Treasurer | Mar 10, 2017 | Sale | $64.32 | 12,000 | 771,785 | 58,243 | Mar 13, 2017, 04:01 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | Sr VP, CFO and Treasurer | Feb 15, 2017 | Option Exercise | $64.01 | 909 | 58,185 | 70,243 | Feb 16, 2017, 04:17 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | Sr VP, CFO and Treasurer | Aug 23, 2016 | Option Exercise | $15.81 | 30,714 | 485,435 | 74,749 | Aug 25, 2016, 04:28 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | Sr VP, CFO and Treasurer | Aug 24, 2016 | Option Exercise | $51.93 | 6,749 | 350,476 | 68,000 | Aug 25, 2016, 04:28 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | Sr VP, CFO and Treasurer | Feb 17, 2016 | Option Exercise | $43.52 | 1,172 | 51,005 | 44,035 | Feb 18, 2016, 04:02 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | Sr VP, CFO and Treasurer | Feb 18, 2015 | Option Exercise | $66.79 | 1,823 | 121,753 | 41,167 | Feb 20, 2015, 04:06 PM | |
| WLKP | Westlake Chemical Partners LP | Bender Mark Steven | Sr VP, CFO | Aug 04, 2014 | Buy | $24.00 | 10,000 | 240,000 | 10,000 | Aug 06, 2014, 04:11 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | Sr VP, CFO and Treasurer | Mar 03, 2014 | Option Exercise | $31.61 | 17,721 | 560,161 | 39,216 | Mar 04, 2014, 04:04 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | Sr VP, CFO and Treasurer | Mar 03, 2014 | Sale | $133.60 | 17,721 | 2,367,526 | 21,495 | Mar 04, 2014, 04:04 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | Sr VP, CFO and Treasurer | Feb 19, 2014 | Option Exercise | $129.00 | 1,190 | 153,513 | 22,679 | Feb 21, 2014, 07:11 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | Sr VP, CFO and Treasurer | Aug 12, 2013 | Sale | $101.00 | 2,930 | 295,930 | 22,685 | Aug 14, 2013, 05:46 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | Sr VP, CFO and Treasurer | Aug 08, 2013 | Sale | $101.00 | 3,000 | 303,000 | 25,615 | Aug 12, 2013, 04:13 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | Sr VP, CFO and Treasurer | Mar 25, 2013 | Option Exercise | $27.74 | 4,429 | 122,855 | 33,044 | Mar 26, 2013, 06:12 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | Sr VP, CFO and Treasurer | Mar 25, 2013 | Sale | $95.00 | 4,429 | 420,755 | 28,615 | Mar 26, 2013, 06:12 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | Sr VP, CFO and Treasurer | Feb 28, 2013 | Option Exercise | $84.10 | 1,583 | 133,124 | 28,631 | Mar 04, 2013, 04:44 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | Sr VP, CFO and Treasurer | Dec 03, 2012 | Sale | $73.25 | 6,083 | 445,580 | 33,239 | Dec 05, 2012, 03:51 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | Sr VP, CFO and Treasurer | Nov 26, 2012 | Option Exercise | $14.23 | 4,407 | 62,734 | 40,688 | Nov 28, 2012, 04:36 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | Sr VP, CFO and Treasurer | Nov 26, 2012 | Sale | $74.86 | 4,407 | 329,887 | 37,306 | Nov 28, 2012, 04:36 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | Sr VP, CFO and Treasurer | Nov 23, 2012 | Option Exercise | $14.23 | 1,220 | 17,367 | 37,501 | Nov 27, 2012, 04:38 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | Sr VP, CFO and Treasurer | Nov 23, 2012 | Sale | $75.95 | 1,220 | 92,659 | 36,281 | Nov 27, 2012, 04:38 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | Sr VP, CFO and Treasurer | Feb 24, 2012 | Option Exercise | $57.50 | 2,900 | 166,753 | 36,292 | Feb 28, 2012, 04:41 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | Sr V P, CFO & Treasurer | Feb 25, 2011 | Option Exercise | $19.29 | 7,767 | 149,825 | 68,148 | Feb 22, 2012, 04:09 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | Sr V P, CFO & Treasurer | Feb 25, 2011 | Sale | $46.47 | 27,833 | 1,293,496 | 66,148 | Feb 22, 2012, 04:09 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | Sr VP, CFO and Treasurer | Feb 14, 2012 | Option Exercise | $57.12 | 4,408 | 251,768 | 36,073 | Feb 16, 2012, 02:57 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | Sr Vice President & CFO | Feb 25, 2011 | Option Exercise | $15.65 | 27,833 | 435,465 | 68,148 | Feb 28, 2011, 04:47 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | Sr Vice President & CFO | Feb 25, 2011 | Sale | $46.47 | 27,833 | 1,293,496 | 66,148 | Feb 28, 2011, 04:47 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | Sr VP and CFO | Feb 17, 2011 | Option Exercise | $43.41 | 928 | 40,287 | 37,567 | Feb 22, 2011, 06:58 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | Sr VP, CFO and Treasurer | Jan 03, 2011 | Option Exercise | $43.92 | 116 | 5,095 | 38,479 | Jan 05, 2011, 04:05 PM | |
| WLK | WESTLAKE CHEMICAL CORP | Bender Mark Steven | Sr VP, CFO and Treasurer | Aug 09, 2010 | Sale | $28.17 | 1,000 | 28,170 | 38,595 | Aug 10, 2010, 04:35 PM |
Menu