Buesinger Robert F.
Insider transactions at 1 company
This page shows all SEC Form 4 filings attributed to Buesinger Robert F.. Form 4 disclosures are required whenever a corporate insider — director, officer, or 10%+ shareholder — buys, sells, or receives company stock. Each row represents a separate reported transaction. All data is sourced directly from the SEC EDGAR public database.
| Company | Title | Type | Shares | Price | Value | Date |
|---|---|---|---|---|---|---|
| WLK | EVP, PEM Segment Head | Sale | 83 | $72.70 | $6,034 | Apr 22, 2025 |
| WLK | EVP, HIP, IT & Digital | Tax Withholding | 2,738 | $110.54 | $302,659 | Feb 20, 2025 |
| WLK | EVP, HIP, IT & Digital | Option Exercise | 12,923 | — | — | Feb 19, 2025 |
| WLK | EVP, HIP, IT & Digital | Option Exercise | 7,051 | — | — | Aug 14, 2024 |
| WLK | EVP, HIP, IT & Digital | Sale | 3,500 | $158.50 | $554,750 | May 9, 2024 |
| WLK | EVP, HIP, IT & Digital | Disposition | 3,133 | $157.50 | $493,448 | May 7, 2024 |
| WLK | EVP, HIP, IT & Digital | Sale | 3,878 | $144.50 | $560,371 | Mar 15, 2024 |
| WLK | EVP, HIP, IT & Digital | Sale | 122 | $144.50 | $17,629 | Mar 13, 2024 |
| WLK | EVP, HIP, IT & Digital | Option Exercise | 5,005 | $86.54 | $433,133 | Mar 7, 2024 |
| WLK | EVP, HIP, IT & Digital | Tax Withholding | 4,083 | $129.92 | $530,463 | Feb 16, 2024 |
| WLK | EVP, HIP, IT & Digital | Sale | 4,215 | $130.50 | $550,058 | Nov 15, 2023 |
| WLK | EVP, HIP, IT & Digital | Disposition | 4,857 | $134.47 | $653,121 | Aug 30, 2023 |
| WLK | EVP, HIP, IT & Digital | Disposition | 8,100 | $133.83 | $1,084,023 | Aug 29, 2023 |
| WLK | EVP, HIP, IT & Digital | Tax Withholding | 240 | $105.27 | $25,265 | Mar 13, 2023 |
| WLK | EVP, HIP, IT & Digital | Award / Grant | 11,298 | — | — | Feb 17, 2023 |
| WLK | EVP, HIP, IT & Digital | Option Exercise | 5,632 | — | — | Feb 15, 2023 |
| WLK | EVP, HIP, IT & Digital | Sale | 1,000 | $98.94 | $98,940 | Aug 31, 2022 |
| WLK | EVP, HIP, IT & Digital | Gift | 572 | — | — | Aug 23, 2022 |
| WLK | EVP, HIP, IT & Digital | Option Exercise | 9,571 | $107.75 | $1,031,275 | May 27, 2022 |
| WLK | EVP, HIP, IT & Digital | Gift | 500 | — | — | Mar 15, 2022 |
| WLK | EVP, HIP, IT & Digital | Sale | 22,555 | $117.61 | $2,652,694 | Mar 10, 2022 |
| WLK | EVP, HIP, IT & Digital | Sale | 2,730 | $115.55 | $315,452 | Mar 9, 2022 |
| WLK | EVP, HIP, IT & Digital | Award / Grant | 6,446 | — | — | Feb 18, 2022 |
| WLK | EVP, HIP, IT & Digital | Tax Withholding | 3 | $120.25 | $361 | Feb 18, 2022 |
| WLK | EVP, Vinyl Products | Option Exercise | 3,869 | — | — | Feb 16, 2022 |
| WLK | EVP, Vinyl Products | Sale | 5,000 | $105.00 | $525,000 | May 10, 2021 |
| WLK | EVP, Vinyl Products | Gift | 82 | — | — | Mar 18, 2021 |
| WLK | EVP, Vinyl Products | Option Exercise | 8,652 | $61.87 | $535,299 | Mar 8, 2021 |
| WLK | EVP, Vinyl Products | Option Exercise | 2,569 | — | — | Feb 18, 2021 |
| WLK | EVP, Vinyl Products | Option Exercise | 1,128 | — | — | Feb 16, 2021 |
| WLK | EVP, Vinyl Products | Tax Withholding | 4 | $87.43 | $350 | Feb 16, 2021 |
| WLK | EVP, Vinyl Products | Option Exercise | 4,581 | $44.42 | $203,488 | Nov 24, 2020 |
| WLK | EVP, Vinyl Products | Tax Withholding | 918 | $60.52 | $55,557 | Feb 17, 2020 |
| WLK | EVP, Vinyl Products | Tax Withholding | 2,025 | $67.01 | $135,695 | Dec 1, 2019 |
| WLK | EVP, Vinyl Products | Option Exercise | 3,539 | — | — | Feb 19, 2019 |
| WLK | EVP, Vinyl Products | Sale | 1,447 | $118.88 | $172,019 | May 15, 2018 |
| WLK | EVP, Vinyl Products | Option Exercise | 6,608 | $68.09 | $449,939 | Mar 5, 2018 |
| WLK | EVP, Vinyl Products | Tax Withholding | 494 | $106.98 | $52,848 | Feb 20, 2018 |
| WLK | EVP, Vinyls Products | Sale | 2,674 | $98.50 | $263,389 | Dec 1, 2017 |
| WLK | EVP, Vinyls Products | Option Exercise | 5,214 | $63.98 | $333,592 | Nov 17, 2017 |
| WLK | Sr. Vice President, Vinyls | Sale | 8,193 | $66.25 | $542,786 | Mar 1, 2017 |
| WLK | Sr. Vice President, Vinyls | Tax Withholding | 520 | $64.01 | $33,285 | Feb 14, 2017 |
| WLK | Sr. Vice President, Vinyls | Sale | 2,880 | $54.42 | $156,730 | Nov 10, 2016 |
| WLK | Sr. Vice President, Vinyls | Tax Withholding | 667 | $43.52 | $29,028 | Feb 15, 2016 |
| WLK | Sr. Vice President, Vinyls | Tax Withholding | 964 | $66.79 | $64,386 | Feb 18, 2015 |
| WLK | Sr. Vice President, Vinyls | Sale | 1,872 | $77.36 | $144,818 | May 7, 2014 |
| WLK | Sr. Vice President, Vinyls | Option Exercise | 1,439 | $60.11 | $86,498 | Feb 26, 2014 |
| WLK | Sr. Vice President, Vinyls | Tax Withholding | 1 | $129.58 | $130 | Feb 19, 2014 |
| WLK | Sr. Vice President, Vinyls | Option Exercise | 1,478 | $27.24 | $40,261 | May 8, 2013 |
| WLK | Sr. Vice President, Vinyls | Tax Withholding | 167 | $85.92 | $14,349 | Apr 8, 2013 |