Vanderhook Christopher
Insider transactions at 1 company
This page shows all SEC Form 4 filings attributed to Vanderhook Christopher. 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 |
|---|---|---|---|---|---|---|
| DSP | Chief Operating Officer | Sale | 2,500 | $11.79 | $29,475 | Dec 19, 2025 |
| DSP | Chief Operating Officer | Sale | 5,000 | $11.74 | $58,700 | Dec 16, 2025 |
| DSP | Chief Operating Officer | Disposition | 313,926 | $9.56 | $3,001,133 | Sep 15, 2025 |
| DSP | Chief Operating Officer | Sale | 8,960 | $13.08 | $117,197 | Jun 13, 2025 |
| DSP | Chief Operating Officer | Disposition | 92,204 | $13.32 | $1,228,157 | Mar 10, 2025 |
| DSP | Chief Operating Officer | Gift | 31,556 | — | — | Dec 19, 2024 |
| DSP | Chief Operating Officer | Disposition | 8,636 | $21.37 | $184,551 | Dec 10, 2024 |
| DSP | Chief Operating Officer | Disposition | 8,636 | $10.07 | $86,965 | Sep 10, 2024 |
| DSP | Chief Operating Officer | Disposition | 8,529 | $9.23 | $78,723 | Jun 10, 2024 |
| DSP | Chief Operating Officer | Award / Grant | 194,384 | — | — | Mar 15, 2024 |
| DSP | Chief Operating Officer | Disposition | 82,534 | $10.13 | $836,069 | Mar 10, 2024 |
| DSP | Chief Operating Officer | Award / Grant | 180,180 | — | — | Mar 10, 2023 |
| DSP | Chief Operating Officer | Award / Grant | 266,667 | — | — | Mar 15, 2022 |
| DSP | Chief Operating Officer | Option Exercise | 250,625 | — | — | Feb 10, 2021 |