Philippe Busque serves as Executive at Cytek Biosciences, Inc., where they oversee executive responsibilities. Since joining the company, Philippe Busque has executed 22 insider transactions totaling $0, demonstrating a balanced approach to their equity position. Their most recent transaction on Nov 18, 2025 involved exercising options for 1,536 shares valued at $0.
Philippe Busque currently holds 24,952 shares of Cytek Biosciences, Inc. (CTKB), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Philippe Busque has been a net neutral trader of CTKB stock. They have purchased $0 and sold $0 worth of shares.
Philippe Busque's most recent insider trade was on Nov 18, 2025, when they sold 1,536 shares at $0.00 per share.
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| $5.53 |
| Discretionary |
| Nov 18, 2025 | CTKB | $0 | Option Exercise | 2,210 | $N/A | Discretionary |
| Nov 18, 2025 | CTKB | $3.1K | Payment | 565 | $5.53 | Discretionary |
| Nov 18, 2025 | CTKB | $0 | Option Exercise | 3,625 | $N/A | Discretionary |
| Nov 18, 2025 | CTKB | $5.1K | Payment | 927 | $5.53 | Discretionary |
| Aug 18, 2025 | CTKB | $0 | Option Exercise | 2,210 | $N/A | Discretionary |
| Aug 18, 2025 | CTKB | $0 | Option Exercise | 3,625 | $N/A | Discretionary |
| Aug 18, 2025 | CTKB | $3.5K | Payment | 861 | $4.06 | Discretionary |
| Aug 18, 2025 | CTKB | $5.7K | Payment | 1,412 | $4.06 | Discretionary |
| Aug 18, 2025 | CTKB | $2.4K | Payment | 599 | $4.06 | Discretionary |
| Aug 18, 2025 | CTKB | $0 | Option Exercise | 1,536 | $N/A | Discretionary |
| Aug 19, 2024 | CTKB | $4.8K | Payment | 861 | $5.53 | Discretionary |
| Aug 19, 2024 | CTKB | $0 | Option Exercise | 2,210 | $N/A | Discretionary |
| Aug 19, 2024 | CTKB | $3.3K | Payment | 599 | $5.53 | Discretionary |
| Aug 19, 2024 | CTKB | $0 | Option Exercise | 1,536 | $N/A | Discretionary |
| May 20, 2024 | CTKB | $15.5K | Payment | 2,594 | $5.96 | Discretionary |
| May 20, 2024 | CTKB | $0 | Option Exercise | 6,659 | $N/A | Discretionary |
| May 20, 2024 | CTKB | $3.4K | Payment | 574 | $5.96 | Discretionary |
| May 20, 2024 | CTKB | $0 | Option Exercise | 1,473 | $N/A | Discretionary |
| Mar 20, 2024 | CTKB | $14.3K | Payment | 2,129 | $6.70 | Discretionary |
| Mar 20, 2024 | CTKB | $0 | Option Exercise | 5,464 | $N/A | Discretionary |