Insider Transactions
Showing insider trading activity for Bender Mark Steven.
Insider Trading Activity Chart
Visualizing insider transactions on stock price candles
Transaction Type
Insider Role
Min Transaction Value
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Recent Filings
| Symbol | Name | Filed | Transaction | Type | Role | Shares |
|---|---|---|---|---|---|---|
| WLK | Bender Mark Steven | 14 May 2026 | 12 May 2026 | M-Exempt | EVP & CFO | 13,164 |
| WLK | Bender Mark Steven | 14 May 2026 | 13 May 2026 | F-InKind | EVP & CFO | 5,284 |
| WLK | Bender Mark Steven | 14 May 2026 | 12 May 2026 | M-Exempt | EVP & CFO | 13,164 |
| WLK | Bender Mark Steven | 30 Mar 2026 | 27 Mar 2026 | S-Sale | EVP & CFO | 16,413 |
| WLK | Bender Mark Steven | 6 Mar 2026 | 16 Feb 2022 | F-InKind | EVP & CFO | 1,171 |
| WLK | Bender Mark Steven | 2 Mar 2026 | 27 Feb 2026 | S-Sale | EVP & CFO | 421 |
| WLK | Bender Mark Steven | 2 Mar 2026 | 27 Feb 2026 | M-Exempt | EVP & CFO | 6,199 |
| WLK | Bender Mark Steven | 2 Mar 2026 | 27 Feb 2026 | M-Exempt | EVP & CFO | 6,494 |
| WLK | Bender Mark Steven | 2 Mar 2026 | 27 Feb 2026 | M-Exempt | EVP & CFO | 6,199 |
| WLK | Bender Mark Steven | 2 Mar 2026 | 27 Feb 2026 | D-Return | EVP & CFO | 12,693 |
| WLK | Bender Mark Steven | 2 Mar 2026 | 27 Feb 2026 | S-Sale | EVP & CFO | 16,988 |
| WLK | Bender Mark Steven | 2 Mar 2026 | 27 Feb 2026 | M-Exempt | EVP & CFO | 6,494 |
| WLK | Bender Mark Steven | 23 Feb 2026 | 20 Feb 2026 | F-InKind | EVP & CFO | 445 |
| WLK | Bender Mark Steven | 23 Feb 2026 | 20 Feb 2026 | A-Award | EVP & CFO | 28,389 |
| WLK | Bender Mark Steven | 23 Feb 2026 | 20 Feb 2026 | A-Award | EVP & CFO | 7,747 |
| WLK | Bender Mark Steven | 23 Feb 2026 | 19 Feb 2026 | A-Award | EVP & CFO | 1,777 |
| WLK | Bender Mark Steven | 19 Feb 2026 | 17 Feb 2026 | M-Exempt | EVP & CFO | 4,751 |
| WLK | Bender Mark Steven | 19 Feb 2026 | 17 Feb 2026 | M-Exempt | EVP & CFO | 4,751 |
| WLK | Bender Mark Steven | 19 Feb 2026 | 18 Feb 2026 | F-InKind | EVP & CFO | 1,209 |
| WLK | Bender Mark Steven | 24 Feb 2025 | 20 Feb 2025 | A-Award | EVP & CFO | 8,819 |