McCombe William D.
SEC CIK 1878824 · EDGAR
BoughtSold
Most active insiders at CTKB, 12 months
| # | Insider | Title | Bought | Sold |
|---|---|---|---|---|
| 1 | Busque Philippe | SVP, Gbl SALES AND SERVICES | — | — |
| 2 | Imper Vera | Dir | — | — |
| 3 | McCombe William D. | CFO | — | — |
| 4 | Yan Ming | CTO, Dir | — | — |
| 5 | Barnett Valerie | CLO | — | — |
| 6 | Ball Jack | Dir | — | — |
| 7 | Jiang Wenbin | Pres AND CEO, Dir | — | — |
| 8 | Holder Michael | Dir | — | — |
| 9 | Chin Richard | Dir | — | — |
| 10 | NEFF DEBORAH J | Dir | — | — |
Transactions 22
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| DM | 2026-08-20 16:34 | 2026-08-18 | CTKB | Cytek Biosciences, Inc. | McCombe William D. | CFO | M - OptEx | — | +35.4K | 140.1K | +34% | — |
| DM | 2026-08-20 16:34 | 2026-08-18 | CTKB | Cytek Biosciences, Inc. | McCombe William D. | CFO | F - Tax | $4.67 | -11.9K | 134.7K | -8% | -$55.6K |
| DM | 2026-05-20 17:48 | 2026-05-18 | CTKB | Cytek Biosciences, Inc. | McCombe William D. | CFO | M - OptEx | — | +25.7K | 115.0K | +29% | — |
| DM | 2026-05-20 17:48 | 2026-05-18 | CTKB | Cytek Biosciences, Inc. | McCombe William D. | CFO | F - Tax | $3.55 | -9,229 | 111.2K | -8% | -$32.8K |
| DM | 2026-03-12 | 2026-03-10 | CTKB | Cytek Biosciences, Inc. | McCombe William D. | CFO | M - OptEx | — | +23.7K | 87.0K | +37% | — |
| DM | 2026-03-12 | 2026-03-10 | CTKB | Cytek Biosciences, Inc. | McCombe William D. | CFO | F - Tax | $4.23 | -9,748 | 94.7K | -9% | -$41.2K |
| DM | 2025-11-20 | 2025-11-18 | CTKB | Cytek Biosciences, Inc. | McCombe William D. | CFO | M - OptEx | — | +19.4K | 84.9K | +30% | — |
| DM | 2025-11-20 | 2025-11-18 | CTKB | Cytek Biosciences, Inc. | McCombe William D. | CFO | F - Tax | $5.53 | -6,228 | 80.7K | -7% | -$34.4K |
| DM | 2025-08-20 | 2025-08-18 | CTKB | Cytek Biosciences, Inc. | McCombe William D. | CFO | F - Tax | $4.06 | -7,546 | 67.6K | -10% | -$30.6K |
| DM | 2025-08-20 | 2025-08-18 | CTKB | Cytek Biosciences, Inc. | McCombe William D. | CFO | M - OptEx | — | +19.4K | 72.7K | +36% | — |
| 2025-06-03 | 2025-06-02 | CTKB | Cytek Biosciences, Inc. | McCombe William D. | CFO | P - Purchase | $2.78 | +35.0K | 55.7K | +169% | +$97.3K | |
| DM | 2025-05-21 | 2025-05-19 | CTKB | Cytek Biosciences, Inc. | McCombe William D. | CFO | F - Tax | $2.69 | -13.2K | 15.4K | -46% | -$35.6K |
| DM | 2025-05-21 | 2025-05-19 | CTKB | Cytek Biosciences, Inc. | McCombe William D. | CFO | M - OptEx | — | +34.0K | 24.1K | New | — |
| D | 2023-08-23 | 2023-08-21 | VELO | Velo3D, Inc. | McCombe William D. | CFO, Dir | S - Sale+OE | $1.49 | -11.2K | 170.0K | -6% | -$16.7K |
| DM | 2023-08-23 | 2023-08-15 | VELO | Velo3D, Inc. | McCombe William D. | CFO, Dir | M - OptEx | — | +30.7K | 160.4K | +24% | — |
| DM | 2023-05-16 | 2023-05-15 | VELO | Velo3D, Inc. | McCombe William D. | CFO, Dir | M - OptEx | — | +30.7K | 140.9K | +28% | — |
| D | 2023-05-16 | 2023-05-15 | VELO | Velo3D, Inc. | McCombe William D. | CFO, Dir | S - Sale+OE | $1.86 | -11.2K | 150.5K | -7% | -$20.8K |
| D | 2023-02-17 | 2023-02-15 | VELO | Velo3D, Inc. | McCombe William D. | CFO, Dir | M - OptEx | — | +9,935 | 135.2K | +8% | — |
| D | 2023-02-17 | 2023-02-15 | VELO | Velo3D, Inc. | McCombe William D. | CFO, Dir | S - Sale+OE | $3.62 | -4,268 | 130.9K | -3% | -$15.5K |
| D | 2022-12-14 | 2022-11-16 | VELO | Velo3D, Inc. | McCombe William D. | CFO, Dir | S - Sale+OE | $2.61 | -14.5K | 125.3K | -10% | -$37.8K |
| D | 2022-12-14 | 2022-11-15 | VELO | Velo3D, Inc. | McCombe William D. | CFO, Dir | M - OptEx | — | +39.7K | 139.7K | +40% | — |
| D | 2022-05-18 | 2022-05-16 | VELO | Velo3D, Inc. | McCombe William D. | CFO, Dir | M - OptEx | $0.18 | +100.0K | 100.0K | New | +$18.0K |
Purchase Sale Sale after option exercise All abbreviations