Albert Cha's Insider Trades & SAST Disclosures

Albert Cha's most recent trade in Westlake Corporation was a trade of 37,172 Employee Option (right to buy) done . Disclosure was reported to the exchange on Feb. 20, 2025.

Stock Client Name Client Category Action Reported to Exchange Quantity Post Transaction Holding Traded % Avg. Price Value Security Type
Westlake Corporation
Albert Y. Chao Director, Executive Chairman Grant, award, or other acquisition of securities at price $ 0.00 per share. 20 Feb 2025 37,172 37,172 - - Employee Option (right to buy)
Westlake Corporation
Albert Y. Chao Director, Executive Chairman Grant, award, or other acquisition of securities at price $ 0.00 per share. 20 Feb 2025 33,456 600,275 (0%) 0% 0 Common Stock
Westlake Corporation
Albert Y. Chao Director, Executive Chairman Payment of exercise price or tax liability using portion of securities received from the company at price $ 110.54 per share. 20 Feb 2025 13,390 586,885 (0%) 0% 110.5 1,480,131 Common Stock
Westlake Corporation
Albert Y. Chao Director, Executive Chairman Grant, award, or other acquisition of securities at price $ 0.00 per share. 20 Feb 2025 12,322 12,322 - - Restricted Stock Units
Westlake Corporation
Albert Y. Chao Director, Executive Chairman Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 18 Feb 2025 17,972 0 - - Restricted Stock Units
Westlake Corporation
Albert Y. Chao Director, Executive Chairman Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 18 Feb 2025 17,972 572,888 (0%) 0% 0 Common Stock
Westlake Corporation
Albert Y. Chao Director, Executive Chairman Payment of exercise price or tax liability using portion of securities received from the company at price $ 111.46 per share. 18 Feb 2025 5,820 567,068 (0%) 0% 111.5 648,697 Common Stock
Westlake Corporation
Albert Y. Chao Director, Executive Chairman Payment of exercise price or tax liability using portion of securities received from the company at price $ 112.73 per share. 18 Feb 2025 249 566,819 (0%) 0% 112.7 28,070 Common Stock
Westlake Corporation
Albert Y. Chao Director, Executive Chairman Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 16 Aug 2024 45,298 0 - - Employee Option (right to buy)
Westlake Corporation
Albert Y. Chao Director, Executive Chairman Exercise or conversion of derivative security received from the company (such as an option) at price $ 68.09 per share. 16 Aug 2024 45,298 600,214 (0%) 0% 68.1 3,084,341 Common Stock
Westlake Corporation
Albert Y. Chao Director, Executive Chairman Sale or transfer of securities back to the company at price $ 146.61 per share. 16 Aug 2024 45,291 554,923 (0%) 0% 146.6 6,640,249 Common Stock
Westlake Corporation
Albert Y. Chao Director, Executive Chairman Sale or transfer of securities back to the company at price $ 147.00 per share. 16 Aug 2024 7 554,916 (0%) 0% 147 1,029 Common Stock
Westlake Corporation
Chao Albert Y. Director, President & CEO Grant, award, or other acquisition of securities at price $ 0.00 per share. 16 Feb 2024 44,324 44,324 - - Employee Option (right to buy)
Westlake Corporation
Y. Chao Albert Director, President & CEO Grant, award, or other acquisition of securities at price $ 0.00 per share. 16 Feb 2024 39,738 559,886 (0%) 0% 0 Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO Payment of exercise price or tax liability using portion of securities received from the company at price $ 129.92 per share. 16 Feb 2024 22,561 557,135 (0%) 0% 129.9 2,931,125 Common Stock
Westlake Corporation
Albert Chao Y. Director, President & CEO Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 16 Feb 2024 19,810 0 - - Restricted Stock Units
Westlake Corporation
Y. Chao Albert Director, President & CEO Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 16 Feb 2024 19,810 579,696 (0%) 0% 0 Common Stock
Westlake Corporation
Chao Albert Y. Director, President & CEO Grant, award, or other acquisition of securities at price $ 0.00 per share. 16 Feb 2024 16,010 16,010 - - Restricted Stock Units
Westlake Corporation
Y. Albert Chao Director, President & CEO Payment of exercise price or tax liability using portion of securities received from the company at price $ 137.37 per share. 16 Feb 2024 2,207 554,916 (0%) 0% 137.4 303,173 Common Stock
Westlake Corporation
Albert Chao Y. Director, President & CEO Payment of exercise price or tax liability using portion of securities received from the company at price $ 135.42 per share. 16 Feb 2024 12 557,123 (0%) 0% 135.4 1,625 Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Exercise or conversion of derivative security received from the company (such as an option) at price $ 63.98 per share. 31 Aug 2023 19,988 540,136 (0%) 0% 64.0 1,278,782 Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 31 Aug 2023 19,988 0 - - Employee Option (right to buy)
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Sale or transfer of securities back to the company at price $ 131.20 per share. 31 Aug 2023 11,274 528,862 (0%) 0% 131.2 1,479,104 Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Sale or transfer of securities back to the company at price $ 131.94 per share. 31 Aug 2023 8,397 520,465 (0%) 0% 131.9 1,107,875 Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Sale or transfer of securities back to the company at price $ 132.67 per share. 31 Aug 2023 317 520,148 (0%) 0% 132.7 42,055 Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Exercise or conversion of derivative security received from the company (such as an option) at price $ 63.98 per share. 30 Aug 2023 20,000 540,148 (0%) 0% 64.0 1,279,550 Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 30 Aug 2023 20,000 19,988 - - Employee Option (right to buy)
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Sale or transfer of securities back to the company at price $ 134.09 per share. 30 Aug 2023 17,685 522,463 (0%) 0% 134.1 2,371,364 Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Sale or transfer of securities back to the company at price $ 134.60 per share. 30 Aug 2023 2,315 520 (0%) 0% 134.6 311,604 Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Grant, award, or other acquisition of securities at price $ 0.00 per share. 17 Feb 2023 52,252 542,124 (0%) 0% 0 Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Grant, award, or other acquisition of securities at price $ 0.00 per share. 17 Feb 2023 45,196 45,196 - - Employee Option (right to buy)
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Payment of exercise price or tax liability using portion of securities received from the company at price $ 104.32 per share. 17 Feb 2023 20,867 521,257 (0%) 0% 104.3 2,176,845 Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Grant, award, or other acquisition of securities at price $ 0.00 per share. 17 Feb 2023 16,555 16,555 - - Restricted Stock Units
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Payment of exercise price or tax liability using portion of securities received from the company at price $ 104.70 per share. 17 Feb 2023 1,109 520,148 (0%) 0% 104.7 116,112 Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 14 Feb 2023 26,048 0 - - Restricted Stock Units
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 14 Feb 2023 26,048 499,031 (0%) 0% - Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Payment of exercise price or tax liability using portion of securities received from the company at price $ 121.86 per share. 14 Feb 2023 9,032 489,999 (0%) 0% 121.9 1,100,640 Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Payment of exercise price or tax liability using portion of securities received from the company at price $ 122.57 per share. 14 Feb 2023 127 489,872 (0%) 0% 122.6 15,566 Common Stock
KalVista Pharmaceuticals Inc
Albert Cha Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 13 Oct 2022 10,000 10,000 - - Employee Stock Option (right to buy)
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Exercise or conversion of derivative security received from the company (such as an option) at price $ 45.70 per share. 19 May 2022 37,876 510,859 (0%) 0% 45.7 1,730,839 Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 19 May 2022 37,876 0 - - Employee Option (right to buy)
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 130.20 per share. 19 May 2022 20,815 478,028 (0%) 0% 130.2 2,710,019 Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 131.11 per share. 19 May 2022 12,016 498,843 (0%) 0% 131.1 1,575,450 Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 129.38 per share. 19 May 2022 5,045 472,983 (0%) 0% 129.4 652,712 Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Grant, award, or other acquisition of securities at price $ 0.00 per share. 18 Feb 2022 56,819 56,819 - - Employee Option (right to buy)
Westlake Corporation
Albert Y. Chao Director, President and CEO, Ten Percent Owner Grant, award, or other acquisition of securities at price $ 0.00 per share. 18 Feb 2022 30,577 485,121 (0%) 0% 0 Common Stock
Westlake Corporation
Albert Y. Chao Director, President and CEO, Ten Percent Owner Grant, award, or other acquisition of securities at price $ 0.00 per share. 18 Feb 2022 30,577 485,121 (0%) 0% 0 Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Grant, award, or other acquisition of securities at price $ 0.00 per share. 18 Feb 2022 17,972 17,972 - - Restricted Stock Units
Westlake Corporation
Albert Y. Chao Director, President and CEO, Ten Percent Owner Payment of exercise price or tax liability using portion of securities received from the company at price $ 118.51 per share. 18 Feb 2022 12,138 472,983 (0%) 0% 118.5 1,438,474 Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 15 Feb 2022 18,354 460,293 (0%) 0% - Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 15 Feb 2022 18,354 0 - - Restricted Stock Units
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Payment of exercise price or tax liability using portion of securities received from the company at price $ 104.96 per share. 15 Feb 2022 5,722 454,571 (0%) 0% 105.0 600,581 Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Payment of exercise price or tax liability using portion of securities received from the company at price $ 105.96 per share. 15 Feb 2022 27 454,544 (0%) 0% 106.0 2,861 Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Exercise or conversion of derivative security received from the company (such as an option) at price $ 30.05 per share. 02 Dec 2021 30,787 472,726 (0%) 0% 30.1 925,226 Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 02 Dec 2021 30,787 0 - - Employee Option (right to buy)
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 92.29 per share. 02 Dec 2021 20,327 441,939 (0%) 0% 92.3 1,875,979 Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 91.52 per share. 02 Dec 2021 7,585 462,266 (0%) 0% 91.5 694,179 Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 89.25 per share. 02 Dec 2021 1,700 471,026 (0%) 0% 89.3 151,725 Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 90.12 per share. 02 Dec 2021 1,175 469,851 (0%) 0% 90.1 105,891 Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Exercise or conversion of derivative security received from the company (such as an option) at price $ 30.05 per share. 01 Dec 2021 30,787 472,726 (0%) 0% 30.1 925,226 Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 01 Dec 2021 30,787 30,787 - - Employee Option (right to buy)
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 89.47 per share. 01 Dec 2021 9,656 463,070 (0%) 0% 89.5 863,922 Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 91.83 per share. 01 Dec 2021 5,842 454,228 (0%) 0% 91.8 536,471 Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 93.98 per share. 01 Dec 2021 4,300 445,728 (0%) 0% 94.0 404,114 Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 92.78 per share. 01 Dec 2021 4,200 450,028 (0%) 0% 92.8 389,676 Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 94.80 per share. 01 Dec 2021 3,789 441,939 (0%) 0% 94.8 359,197 Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 90.47 per share. 01 Dec 2021 3,000 460,070 (0%) 0% 90.5 271,410 Common Stock
KalVista Pharmaceuticals Inc
Albert Cha Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 30 Sep 2021 10,000 10,000 - - Director Stock Option (Right to Buy)
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Purchase of securities on an exchange or from another person at price $ 86.21 per share. 11 Aug 2021 3,000 441,939 (0%) 0% 86.2 258,630 Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Grant, award, or other acquisition of securities at price $ 0.00 per share. 19 Feb 2021 68,074 68,074 - - Employee Option (right to buy)
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Grant, award, or other acquisition of securities at price $ 0.00 per share. 19 Feb 2021 19,810 19,810 - - Restricted Stock Units
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 16 Feb 2021 11,983 0 - - Restricted Stock Units
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 16 Feb 2021 11,983 442,624 (0%) 0% - Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Payment of exercise price or tax liability using portion of securities received from the company at price $ 85.08 per share. 16 Feb 2021 3,685 438,939 (0%) 0% 85.1 313,516 Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 14 Feb 2021 3,966 431,622 (0%) 0% - Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 14 Feb 2021 3,966 0 - - Restricted Stock Units
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 14 Feb 2021 3,966 431,622 (0%) 0% - Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 14 Feb 2021 3,966 0 - - Restricted Stock Units
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Payment of exercise price or tax liability using portion of securities received from the company at price $ 85.73 per share. 14 Feb 2021 971 430,641 (0%) 0% 85.7 83,244 Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Payment of exercise price or tax liability using portion of securities received from the company at price $ 85.73 per share. 14 Feb 2021 971 430,641 (0%) 0% 85.7 83,244 Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Payment of exercise price or tax liability using portion of securities received from the company at price $ 87.70 per share. 14 Feb 2021 10 431,612 (0%) 0% 87.7 877 Common Stock
Westlake Corporation
Albert Y. Chao Director, President & CEO, Ten Percent Owner Payment of exercise price or tax liability using portion of securities received from the company at price $ 87.70 per share. 14 Feb 2021 10 431,612 (0%) 0% 87.7 877 Common Stock
Westlake Corporation
Albert Chao Director, President & CEO, Ten Percent Owner Exercise or conversion of derivative security received from the company (such as an option) at price $ 22.91 per share. 06 Nov 2020 55,148 482,804 (0%) 0% 22.9 1,263,716 Common Stock
Westlake Corporation
Albert Chao Director, President & CEO, Ten Percent Owner Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 06 Nov 2020 55,148 0 - - Employee Option (right to buy)
Westlake Corporation
Albert Chao Director, President & CEO, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 72.08 per share. 06 Nov 2020 28,638 454,166 (0%) 0% 72.1 2,064,227 Common Stock
Westlake Corporation
Albert Chao Director, President & CEO, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 73.30 per share. 06 Nov 2020 11,978 442,188 (0%) 0% 73.3 877,987 Common Stock
Westlake Corporation
Albert Chao Director, President & CEO, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 74.29 per share. 06 Nov 2020 10,334 431,854 (0%) 0% 74.3 767,713 Common Stock
Westlake Corporation
Albert Chao Director, President & CEO, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 75.12 per share. 06 Nov 2020 4,198 427,656 (0%) 0% 75.1 315,354 Common Stock
KalVista Pharmaceuticals Inc
Albert Cha Director Purchase of securities on an exchange or from another person at price $ 17.17 per share. 30 Oct 2020 68,255 1,090,748 (6%) 0% 17.2 1,171,809 Common Stock
KalVista Pharmaceuticals Inc
Albert Cha Director Purchase of securities on an exchange or from another person at price $ 17.34 per share. 30 Oct 2020 47,431 1,138,179 (6%) 0% 17.3 822,259 Common Stock
KalVista Pharmaceuticals Inc
Albert Cha Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 01 Oct 2020 7,000 7,000 - - Director Stock Option (right to buy)
Westlake Chemical Partners...
Albert Chao Director, President & CEO, Ten Percent Owner Purchase of securities on an exchange or from another person at price $ 13.46 per share. 24 Mar 2020 3,200 164,856 (0%) 0% 13.5 43,072 Common Units (Limited Partner Interests)
Westlake Chemical Partners...
Albert Chao Director, President & CEO, Ten Percent Owner Purchase of securities on an exchange or from another person at price $ 14.18 per share. 24 Mar 2020 1,579 166,435 (0%) 0% 14.2 22,390 Common Units (Limited Partner Interests)
Westlake Chemical Partners...
Albert Chao Director, President & CEO, Ten Percent Owner Purchase of securities on an exchange or from another person at price $ 13.12 per share. 23 Mar 2020 4,780 161,656 (0%) 0% 13.1 62,714 Common Units (Limited Partner Interests)
*All Values are in $ Million
Client Category: Promoter/ KMP/ Director / Immediate Relatives / Employee / etc  
Security Type: Share/ Warrants / Convertible Debentures
Data as reported to USA Exchanges
View All The Insider Trades