The following table details the insider trading activities
(stock purchases, stock sales, and stock option exercises) of Bender Mark Steven since 2010.
This trader's CIK number is 1330417.
At the time of last reporting, Bender Mark Steven was the EVP & CFO of Westlake Corp. (stock ticker symbol WLK).
Also see all insider trading activities at Westlake Corp.
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2020 | WLKP | 2,000 | $29,987 | 0 | $0 | 0 | $0 |
| 2018 | WLKP | 2,000 | $47,536 | 0 | $0 | 0 | $0 |
| 2014 | WLKP | 10,000 | $240,000 | 0 | $0 | 0 | $0 |
| Insider Buying | Insider Sales | Option Exercises | |||||
|---|---|---|---|---|---|---|---|
| Year | Symbol | Shares | Value | Shares | Value | Shares | Value |
| 2025 | WLK | 0 | $0 | 0 | $0 | 13,987 | $0 |
| 2024 | WLK | 0 | $0 | 14,608 | $2,098,559 | 8,496 | $0 |
| 2023 | WLK | 0 | $0 | 0 | $0 | 35,873 | $2,662,311 |
| 2022 | WLK | 0 | $0 | 38,021 | $4,748,080 | 42,776 | $2,768,734 |
| 2021 | WLK | 0 | $0 | 50,907 | $4,806,094 | 47,737 | $2,470,565 |
| 2020 | WLK | 0 | $0 | 26,596 | $1,975,872 | 30,371 | $1,110,322 |
| 2019 | WLK | 0 | $0 | 0 | $0 | 14,890 | $0 |
| 2018 | WLK | 0 | $0 | 46,572 | $5,462,581 | 39,191 | $1,444,105 |
| 2017 | WLK | 0 | $0 | 82,480 | $7,108,210 | 39,456 | $454,825 |
| 2016 | WLK | 0 | $0 | 0 | $0 | 34,754 | $485,434 |
| 2014 | WLK | 0 | $0 | 17,721 | $2,367,525 | 17,721 | $560,160 |
| 2013 | WLK | 0 | $0 | 7,429 | $723,755 | 4,429 | $131,009 |
| 2012 | WLK | 0 | $0 | 39,543 | $2,162,177 | 13,394 | $229,924 |
| 2010 | WLK | 0 | $0 | 1,000 | $28,170 | 0 | $0 |
1. Westlake Chemical Partners Lp (WLKP)
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2020-03-12 | WLKP | Buy | 1,000 | 15.07 | 15,073 |
| 2020-03-13 | WLKP | Buy | 1,000 | 14.91 | 14,914 |
| 2018-02-27 | WLKP | Buy | 2,000 | 23.77 | 47,536 |
| 2014-08-04 | WLKP | Buy | 10,000 | 24.00 | 240,000 |
| Trade Date | Symbol | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2025-02-18 | WLK | Option Ex | 13,987 | .00 | 0 |
| 2024-08-13 | WLK | Option Ex | 2,938 | .00 | 0 |
| 2024-05-03 | WLK | Sale | 4,950 | 152.19 | 753,340 |
| 2024-03-06 | WLK | Sale | 4,804 | 141.02 | 677,455 |
| 2024-02-26 | WLK | Sale | 4,854 | 137.57 | 667,764 |
| 2024-02-19 | WLK | Option Ex | 5,558 | .00 | 0 |
| 2023-08-07 | WLK | Option Ex | 24,639 | 97.14 | 2,393,531 |
| 2023-05-08 | WLK | Option Ex | 1,084 | 65.81 | 71,341 |
| 2023-02-27 | WLK | Option Ex | 3,000 | 65.81 | 197,439 |
| 2023-02-14 | WLK | Option Ex | 7,150 | .00 | 0 |
| 2022-03-31 | WLK | Sale | 6,021 | 124.67 | 750,620 |
| 2022-03-31 | WLK | Option Ex | 6,021 | 72.82 | 438,455 |
| 2022-03-30 | WLK | Option Ex | 6,000 | 72.82 | 436,926 |
| 2022-03-30 | WLK | Sale | 6,000 | 124.80 | 748,776 |
| 2022-03-29 | WLK | Option Ex | 4,000 | 72.82 | 291,284 |
| 2022-03-29 | WLK | Sale | 4,000 | 122.44 | 489,748 |
| 2022-03-25 | WLK | Option Ex | 8,000 | 72.82 | 582,568 |
| 2022-03-25 | WLK | Sale | 8,000 | 125.42 | 1,003,392 |
| 2022-03-24 | WLK | Option Ex | 4,000 | 65.81 | 263,252 |
| 2022-03-24 | WLK | Sale | 8,000 | 125.38 | 1,003,072 |
| 2021-03-24 | WLK | Option Ex | 4,000 | 79.83 | 319,320 |
| 2022-03-23 | WLK | Option Ex | 3,000 | 65.81 | 197,439 |
| 2021-03-23 | WLK | Option Ex | 3,000 | 79.83 | 239,490 |
| 2022-03-23 | WLK | Sale | 6,000 | 125.41 | 752,472 |
| 2022-02-15 | WLK | Option Ex | 4,755 | .00 | 0 |
| 2021-11-11 | WLK | Sale | 2,369 | 101.57 | 240,619 |
| 2021-11-08 | WLK | Sale | 631 | 100.77 | 63,587 |
| 2021-11-05 | WLK | Sale | 6,356 | 98.80 | 627,947 |
| 2021-03-12 | WLK | Sale | 15,740 | 94.81 | 1,492,309 |
| 2021-03-12 | WLK | Option Ex | 15,740 | 53.78 | 846,512 |
| 2021-03-09 | WLK | Option Ex | 25,811 | 62.92 | 1,624,053 |
| 2021-03-09 | WLK | Sale | 25,811 | 92.27 | 2,381,632 |
| 2021-02-16 | WLK | Option Ex | 3,230 | .00 | 0 |
| 2021-02-14 | WLK | Option Ex | 1,478 | .00 | 0 |
| 2021-02-14 | WLK | Option Ex | 1,478 | .00 | 0 |
| 2020-11-06 | WLK | Sale | 1,600 | 74.79 | 119,670 |
| 2020-11-05 | WLK | Option Ex | 24,996 | 44.42 | 1,110,322 |
| 2020-11-05 | WLK | Sale | 24,996 | 74.26 | 1,856,202 |
| 2020-02-17 | WLK | Option Ex | 5,375 | .00 | 0 |
| 2019-12-01 | WLK | Option Ex | 8,324 | .00 | 0 |
| 2019-02-18 | WLK | Option Ex | 6,566 | .00 | 0 |
| 2018-05-21 | WLK | Option Ex | 12,066 | 68.09 | 821,573 |
| 2018-05-21 | WLK | Sale | 12,066 | 122.84 | 1,482,223 |
| 2018-05-11 | WLK | Sale | 23,506 | 117.33 | 2,757,958 |
| 2018-05-11 | WLK | Option Ex | 23,506 | 26.48 | 622,532 |
| 2018-02-26 | WLK | Sale | 5,000 | 111.45 | 557,250 |
| 2018-02-22 | WLK | Sale | 2,000 | 110.64 | 221,270 |
| 2018-02-22 | WLK | Sale | 4,000 | 110.97 | 443,880 |
| 2018-02-20 | WLK | Option Ex | 3,619 | .00 | 0 |
| 2017-12-04 | WLK | Sale | 6,500 | 97.83 | 635,901 |
| 2017-12-04 | WLK | Option Ex | 6,500 | 22.91 | 148,947 |
| 2017-11-21 | WLK | Sale | 20,382 | 94.27 | 1,921,309 |
| 2017-11-13 | WLK | Option Ex | 29,804 | 10.26 | 305,878 |
| 2017-11-13 | WLK | Sale | 29,804 | 94.30 | 2,810,606 |
| 2017-08-15 | WLK | Sale | 13,794 | 70.22 | 968,614 |
| 2017-03-10 | WLK | Sale | 12,000 | 64.31 | 771,780 |
| 2017-02-14 | WLK | Option Ex | 3,152 | .00 | 0 |
| 2016-08-23 | WLK | Option Ex | 30,714 | 15.80 | 485,434 |
| 2016-02-15 | WLK | Option Ex | 4,040 | .00 | 0 |
| 2014-03-03 | WLK | Option Ex | 17,721 | 31.61 | 560,160 |
| 2014-03-03 | WLK | Sale | 17,721 | 133.60 | 2,367,525 |
| 2013-08-08 | WLK | Sale | 3,000 | 101.00 | 303,000 |
| 2013-03-25 | WLK | Sale | 4,429 | 95.00 | 420,755 |
| 2013-03-25 | WLK | Option Ex | 4,429 | 29.58 | 131,009 |
| 2012-12-03 | WLK | Sale | 6,083 | 73.38 | 446,340 |
| 2012-11-26 | WLK | Option Ex | 4,407 | 14.23 | 62,733 |
| 2012-11-26 | WLK | Sale | 4,407 | 74.89 | 330,057 |
| 2012-11-23 | WLK | Option Ex | 1,220 | 14.23 | 17,366 |
| 2012-11-23 | WLK | Sale | 1,220 | 75.95 | 92,659 |
| 2011-02-25 | WLK | Option Ex | 7,767 | 19.29 | 149,825 |
| 2011-02-25 | WLK | Sale | 27,833 | 46.46 | 1,293,121 |
| 2010-08-09 | WLK | Sale | 1,000 | 28.17 | 28,170 |
Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Bender Mark Steven (EVP & CFO of Westlake Corp at the time of this reporting) see the Securities and Exchange Commission (SEC) website.