CTKB Cytek Biosciences, Inc.
Nasdaq · SEC CIK 1831915 · EDGAR
- Bought, last 12 months
- $0 0 purchases by 0 insiders
- Sold, last 12 months
- $0 0 sales by 0 insiders
- Filings on record
- 272 since 2021-07-26, latest 2026-08-20 16:35
BoughtSold
Most active insiders, 12 months
| Insider | Title | Bought | Sold |
|---|---|---|---|
| Busque Philippe | SVP, Gbl SALES AND SERVICES | — | — |
| Imper Vera | Dir | — | — |
| McCombe William D. | CFO | — | — |
| Yan Ming | CTO, Dir | — | — |
| Barnett Valerie | CLO | — | — |
| Ball Jack | Dir | — | — |
| Jiang Wenbin | Pres AND CEO, Dir | — | — |
| Holder Michael | Dir | — | — |
| Chin Richard | Dir | — | — |
| NEFF DEBORAH J | Dir | — | — |
Transactions 338
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DM | 2023-08-21 | 2023-08-18 | CTKB | Yan Ming | CTO, Dir | M - OptEx | — | +9,344 | 7.84M | +0.1% | — |
| DM | 2023-08-21 | 2023-08-18 | CTKB | Yan Ming | CTO, Dir | F - Tax | $8.46 | -3,640 | 7.84M | -0.0% | -$30.8K |
| D | 2023-08-21 | 2023-08-21 | CTKB | Yan Ming | CTO, Dir | S - Sale+OE | $8.07 | -20.0K | 7.82M | -0.3% | -$161.4K |
| DM | 2023-08-21 | 2023-08-18 | CTKB | Garland Jonathan Todd | Chief Commercial Off | F - Tax | $8.46 | -1,836 | 7,078 | -21% | -$15.5K |
| DM | 2023-08-21 | 2023-08-18 | CTKB | Garland Jonathan Todd | Chief Commercial Off | M - OptEx | — | +4,712 | 9,839 | +92% | — |
| DM | 2023-08-21 | 2023-08-18 | CTKB | Jiang Wenbin | Pres, CEO, Dir | M - OptEx | — | +18.5K | 7.62M | +0.2% | — |
| DM | 2023-08-21 | 2023-08-18 | CTKB | Jiang Wenbin | Pres, CEO, Dir | F - Tax | $8.46 | -6,210 | 7.62M | -0.1% | -$52.5K |
| 2023-08-08 | 2023-08-07 | CTKB | Jiang Wenbin | Pres, CEO, Dir | S - Sale | $9.04 | -20.0K | 7.61M | -0.3% | -$180.8K | |
| 2023-07-25 | 2023-07-24 | CTKB | Jeanmonod Patrik | CFO | S - Sale | $9.17 | +3,000 | 101.8K | +3% | +$27.5K | |
| 2023-07-20 | 2023-07-19 | CTKB | Yan Ming | CTO, Dir | S - Sale | $8.76 | -20.0K | 7.83M | -0.3% | -$175.2K | |
| 2023-07-07 | 2023-07-07 | CTKB | Jiang Wenbin | Pres, CEO, Dir | S - Sale | $8.48 | -20.0K | 7.63M | -0.3% | -$169.6K | |
| 2023-06-27 | 2023-06-26 | CTKB | Jeanmonod Patrik | CFO | S - Sale | $7.96 | -3,000 | 104.8K | -3% | -$23.9K | |
| 2023-06-21 | 2023-06-20 | CTKB | Yan Ming | CTO, Dir | S - Sale | $8.18 | -20.0K | 7.85M | -0.3% | -$163.6K | |
| 2023-06-07 | 2023-06-07 | CTKB | Jiang Wenbin | Pres, CEO, Dir | S - Sale | $8.23 | -20.0K | 7.65M | -0.3% | -$164.6K | |
| 2023-05-25 | 2023-05-24 | CTKB | Jeanmonod Patrik | CFO | S - Sale | $7.76 | -3,000 | 107.8K | -3% | -$23.3K | |
| DM | 2023-05-19 | 2023-05-18 | CTKB | Jeanmonod Patrik | CFO | M - OptEx | — | +4,206 | 111.7K | +4% | — |
| DM | 2023-05-19 | 2023-05-18 | CTKB | Jeanmonod Patrik | CFO | F - Tax | $6.69 | -1,639 | 109.3K | -1% | -$11.0K |
| D | 2023-05-19 | 2023-05-18 | CTKB | Williams Paul Christopher | COO | F - Tax | $6.69 | -239 | 374 | -39% | -$1,599 |
| D | 2023-05-19 | 2023-05-18 | CTKB | Williams Paul Christopher | COO | M - OptEx | — | +613 | 613 | New | — |
| DM | 2023-05-19 | 2023-05-18 | CTKB | Poirson Allen | SVP Bus, Corp. Dev | F - Tax | $6.69 | -959 | 43.2K | -2% | -$6,416 |
| DM | 2023-05-19 | 2023-05-18 | CTKB | Poirson Allen | SVP Bus, Corp. Dev | M - OptEx | — | +2,459 | 43.5K | +6% | — |
| DM | 2023-05-19 | 2023-05-18 | CTKB | Jiang Wenbin | Pres, CEO, Dir | M - OptEx | — | +14.6K | 7.67M | +0.2% | — |
| DM | 2023-05-19 | 2023-05-18 | CTKB | Jiang Wenbin | Pres, CEO, Dir | F - Tax | $6.69 | -5,584 | 7.67M | -0.1% | -$37.4K |
| DM | 2023-05-19 | 2023-05-18 | CTKB | Garland Jonathan Todd | Chief Commercial Off | F - Tax | $6.69 | -3,757 | 4,764 | -44% | -$25.1K |
| DM | 2023-05-19 | 2023-05-18 | CTKB | Garland Jonathan Todd | Chief Commercial Off | M - OptEx | — | +9,644 | 6,604 | New | — |
| DM | 2023-05-19 | 2023-05-18 | CTKB | Barnett Valerie | GC | M - OptEx | — | +4,470 | 22.4K | +25% | — |
| DM | 2023-05-19 | 2023-05-18 | CTKB | Barnett Valerie | GC | F - Tax | $6.69 | -1,742 | 21.6K | -7% | -$11.7K |
| DM | 2023-05-19 | 2023-05-18 | CTKB | Yan Ming | CTO, Dir | F - Tax | $6.69 | -2,684 | 7.89M | -0.0% | -$18.0K |
| DM | 2023-05-19 | 2023-05-18 | CTKB | Yan Ming | CTO, Dir | M - OptEx | — | +6,889 | 7.89M | +0.1% | — |
| D | 2023-05-19 | 2023-05-19 | CTKB | Yan Ming | CTO, Dir | S - Sale+OE | $7.19 | -20.0K | 7.87M | -0.3% | -$143.8K |
| 2023-05-10 | 2023-05-08 | CTKB | Jiang Wenbin | Pres, CEO, Dir | S - Sale | $11.55 | -20.0K | 7.66M | -0.3% | -$231.0K | |
| 2023-04-25 | 2023-04-24 | CTKB | Jeanmonod Patrik | CFO | S - Sale | $10.24 | -3,000 | 108.2K | -3% | -$30.7K | |
| 2023-04-20 | 2023-04-19 | CTKB | Yan Ming | CTO, Dir | S - Sale | $9.71 | -20.0K | 7.89M | -0.3% | -$194.2K | |
| 2023-04-11 | 2023-04-10 | CTKB | Jiang Wenbin | Pres, CEO, Dir | S - Sale | $8.88 | -20.0K | 7.68M | -0.3% | -$177.6K | |
| 2023-03-24 | 2023-03-24 | CTKB | Jeanmonod Patrik | CFO | S - Sale | $8.33 | -3,000 | 111.2K | -3% | -$25.0K | |
| 2023-03-21 | 2023-03-20 | CTKB | Yan Ming | CTO, Dir | S - Sale | $9.29 | -20.0K | 7.91M | -0.3% | -$185.8K | |
| D | 2023-03-07 | 2023-03-07 | CTKB | Jiang Wenbin | Pres, CEO, Dir | S - Sale | $10.13 | -20.0K | 7.70M | -0.3% | -$202.6K |
| 2023-02-28 | 2023-02-24 | CTKB | Jeanmonod Patrik | CFO | S - Sale | $11.05 | -3,000 | 114.2K | -3% | -$33.1K | |
| D | 2023-02-23 | 2023-02-21 | CTKB | Jeanmonod Patrik | CFO | M - OptEx | — | +1,752 | 117.9K | +2% | — |
| D | 2023-02-23 | 2023-02-21 | CTKB | Jeanmonod Patrik | CFO | F - Tax | $10.97 | -683 | 117.2K | -0.6% | -$7,493 |
| D | 2023-02-23 | 2023-02-21 | CTKB | Jiang Wenbin | Pres, CEO, Dir | M - OptEx | — | +6,758 | 7.73M | +0.1% | — |
| D | 2023-02-23 | 2023-02-21 | CTKB | Jiang Wenbin | Pres, CEO, Dir | F - Tax | $10.97 | -2,633 | 7.72M | -0.0% | -$28.9K |
| D | 2023-02-23 | 2023-02-21 | CTKB | Yan Ming | CTO, Dir | S - Sale+OE | $10.94 | -20.0K | 7.93M | -0.3% | -$218.8K |
| D | 2023-02-23 | 2023-02-21 | CTKB | Yan Ming | CTO, Dir | F - Tax | $10.97 | -772 | 7.95M | -0.0% | -$8,469 |
| D | 2023-02-23 | 2023-02-21 | CTKB | Yan Ming | CTO, Dir | M - OptEx | — | +1,981 | 7.95M | +0.0% | — |
| D | 2023-02-23 | 2023-02-21 | CTKB | Barnett Valerie | GC | M - OptEx | — | +2,016 | 21.1K | +11% | — |
| D | 2023-02-23 | 2023-02-21 | CTKB | Barnett Valerie | GC | F - Tax | $10.97 | -786 | 20.3K | -4% | -$8,622 |
| D | 2023-02-23 | 2022-09-08 | CTKB | Jeanmonod Patrik | CFO | M - OptEx | $0.4 | +40.0K | 116.1K | +53% | +$16.0K |
| D | 2023-02-23 | 2023-02-21 | CTKB | Poirson Allen | SVP Bus, Corp. Dev | M - OptEx | — | +790 | 43.0K | +2% | — |
| D | 2023-02-23 | 2023-02-21 | CTKB | Poirson Allen | SVP Bus, Corp. Dev | F - Tax | $10.97 | -308 | 42.7K | -0.7% | -$3,379 |
| 2023-02-10 | 2023-02-08 | CTKB | Yan Ming | CTO, Dir | S - Sale | $13.53 | -897 | 7.94M | -0.0% | -$12.1K | |
| 2023-02-08 | 2023-02-07 | CTKB | Jiang Wenbin | Pres, CEO, Dir | S - Sale | $13.19 | -20.0K | 7.72M | -0.3% | -$263.8K | |
| M | 2023-02-07 | 2023-02-03 | CTKB | Yan Ming | CTO, Dir | S - Sale | $13.50 | -1,092 | 7.95M | -0.0% | -$14.7K |
| 2023-01-25 | 2023-01-24 | CTKB | Jeanmonod Patrik | CFO | S - Sale | $11.05 | -3,500 | 76.1K | -4% | -$38.7K | |
| 2023-01-20 | 2023-01-19 | CTKB | Yan Ming | CTO, Dir | S - Sale | $11.03 | -20.0K | 7.95M | -0.3% | -$220.6K | |
| 2023-01-10 | 2023-01-09 | CTKB | Jiang Wenbin | Pres, CEO, Dir | S - Sale | $10.66 | -20.0K | 7.74M | -0.3% | -$213.2K | |
| 2022-12-29 | 2022-12-27 | CTKB | Jeanmonod Patrik | CFO | S - Sale | $9.77 | -3,500 | 79.6K | -4% | -$34.2K | |
| 2022-12-20 | 2022-12-19 | CTKB | Yan Ming | CTO, Dir | S - Sale | $10.38 | -20.0K | 7.97M | -0.3% | -$207.6K | |
| 2022-12-09 | 2022-11-29 | CTKB | Jiang Wenbin | Pres, CEO, Dir | G - Gift | $0.00 | -10.0K | 7.78M | -0.1% | $0 | |
| 2022-12-09 | 2022-12-07 | CTKB | Jiang Wenbin | Pres, CEO, Dir | S - Sale | $11.86 | -20.0K | 7.76M | -0.3% | -$237.2K | |
| DM | 2022-11-30 | 2022-11-29 | CTKB | Ball Jack | Dir | M - OptEx | $0.6889 | +24.0K | 13.7K | New | +$16.5K |
| 2022-11-28 | 2022-11-25 | CTKB | Jeanmonod Patrik | CFO | S - Sale | $14.30 | -3,500 | 83.1K | -4% | -$50.0K | |
| D | 2022-11-22 | 2022-11-18 | CTKB | Yan Ming | CTO, Dir | M - OptEx | — | +1,981 | 8.01M | +0.0% | — |
| D | 2022-11-22 | 2022-11-18 | CTKB | Yan Ming | CTO, Dir | F - Tax | $14.75 | -772 | 8.01M | -0.0% | -$11.4K |
| D | 2022-11-22 | 2022-11-21 | CTKB | Yan Ming | CTO, Dir | S - Sale+OE | $14.66 | -20.0K | 7.99M | -0.2% | -$293.2K |
| D | 2022-11-22 | 2022-11-18 | CTKB | Barnett Valerie | GC | F - Tax | $14.75 | -786 | 19.1K | -4% | -$11.6K |
| D | 2022-11-22 | 2022-11-18 | CTKB | Barnett Valerie | GC | M - OptEx | — | +2,016 | 19.9K | +11% | — |
| D | 2022-11-22 | 2022-11-18 | CTKB | Jiang Wenbin | Pres, CEO, Dir | M - OptEx | — | +6,758 | 7.79M | +0.1% | — |
| D | 2022-11-22 | 2022-11-18 | CTKB | Jiang Wenbin | Pres, CEO, Dir | F - Tax | $14.75 | -2,264 | 7.79M | -0.0% | -$33.4K |
| D | 2022-11-22 | 2022-11-18 | CTKB | Poirson Allen | SVP Bus, Corp. Dev | F - Tax | $14.75 | -308 | 42.0K | -0.7% | -$4,543 |
| D | 2022-11-22 | 2022-11-18 | CTKB | Poirson Allen | SVP Bus, Corp. Dev | M - OptEx | — | +790 | 42.3K | +2% | — |
| D | 2022-11-22 | 2022-11-18 | CTKB | Jeanmonod Patrik | CFO | M - OptEx | — | +1,752 | 87.3K | +2% | — |
| D | 2022-11-22 | 2022-11-18 | CTKB | Jeanmonod Patrik | CFO | F - Tax | $14.75 | -683 | 86.6K | -0.8% | -$10.1K |
| D | 2022-11-16 | 2022-11-14 | CTKB | Ball Jack | Dir | M - OptEx | $0.4 | +16.0K | 19.0K | +533% | +$6,400 |
| D | 2022-11-16 | 2022-11-14 | CTKB | Ball Jack | Dir | S - Sale+OE | $14.69 | -16.0K | 3,000 | -84% | -$235.0K |
| 2022-11-08 | 2022-11-07 | CTKB | Jiang Wenbin | Pres, CEO, Dir | S - Sale | $14.76 | -20.0K | 7.79M | -0.3% | -$295.2K | |
| 2022-10-25 | 2022-10-24 | CTKB | Jeanmonod Patrik | CFO | S - Sale | $15.16 | -3,500 | 85.6K | -4% | -$53.1K | |
| 2022-10-20 | 2022-10-19 | CTKB | Yan Ming | CTO, Dir | S - Sale | $14.42 | -20.0K | 8.01M | -0.2% | -$288.4K | |
| 2022-10-11 | 2022-10-07 | CTKB | Jiang Wenbin | Pres, CEO, Dir | S - Sale | $14.79 | -20.0K | 7.81M | -0.3% | -$295.8K | |
| 2022-09-28 | 2022-09-26 | CTKB | Jeanmonod Patrik | CFO | S - Sale | $12.63 | -3,500 | 89.1K | -4% | -$44.2K | |
| 2022-09-20 | 2022-09-19 | CTKB | Yan Ming | CTO, Dir | S - Sale | $12.42 | -20.0K | 8.03M | -0.2% | -$248.4K | |
| 2022-09-09 | 2022-09-07 | CTKB | Jiang Wenbin | Pres, CEO, Dir | S - Sale | $12.89 | -20.0K | 7.83M | -0.3% | -$257.8K | |
| 2022-08-25 | 2022-08-24 | CTKB | Jeanmonod Patrik | CFO | S - Sale | $13.45 | -3,500 | 92.6K | -4% | -$47.1K | |
| D | 2022-08-19 | 2022-08-18 | CTKB | Yan Ming | CTO, Dir | M - OptEx | — | +1,981 | 8.07M | +0.0% | — |
| D | 2022-08-19 | 2022-08-19 | CTKB | Yan Ming | CTO, Dir | S - Sale+OE | $13.62 | -20.0K | 8.05M | -0.2% | -$272.4K |
| D | 2022-08-19 | 2022-08-18 | CTKB | Yan Ming | CTO, Dir | F - Tax | $14.06 | -772 | 8.07M | -0.0% | -$10.9K |
| D | 2022-08-19 | 2022-08-18 | CTKB | Poirson Allen | SVP Marketing, Corp. Dev | F - Tax | $14.06 | -308 | 41.5K | -0.7% | -$4,330 |
| D | 2022-08-19 | 2022-08-18 | CTKB | Poirson Allen | SVP Marketing, Corp. Dev | M - OptEx | — | +790 | 41.8K | +2% | — |
| D | 2022-08-19 | 2022-08-18 | CTKB | Barnett Valerie | GC | M - OptEx | — | +2,016 | 18.7K | +12% | — |
| D | 2022-08-19 | 2022-08-18 | CTKB | Barnett Valerie | GC | F - Tax | $14.06 | -786 | 17.9K | -4% | -$11.1K |
| D | 2022-08-19 | 2022-08-18 | CTKB | Jeanmonod Patrik | CFO | F - Tax | $14.06 | -683 | 96.1K | -0.7% | -$9,603 |
| D | 2022-08-19 | 2022-08-18 | CTKB | Jeanmonod Patrik | CFO | M - OptEx | — | +1,752 | 96.7K | +2% | — |
| D | 2022-08-19 | 2022-08-18 | CTKB | Jiang Wenbin | Pres, CEO, Dir | F - Tax | $14.06 | -2,479 | 7.85M | -0.0% | -$34.9K |
| D | 2022-08-19 | 2022-08-18 | CTKB | Jiang Wenbin | Pres, CEO, Dir | M - OptEx | — | +6,758 | 7.85M | +0.1% | — |
| 2022-08-10 | 2022-08-08 | CTKB | Jiang Wenbin | Pres, CEO, Dir | S - Sale | $15.09 | -20.0K | 7.84M | -0.3% | -$301.8K | |
| 2022-08-03 | 2022-08-01 | CTKB | Jeanmonod Patrik | CFO | S - Sale | $12.80 | -3,500 | 95.0K | -4% | -$44.8K | |
| 2022-07-20 | 2022-07-19 | CTKB | Yan Ming | CTO, Dir | S - Sale | $11.83 | -20.0K | 8.06M | -0.2% | -$236.6K | |
| 2022-07-08 | 2022-07-07 | CTKB | Jiang Wenbin | Pres, CEO, Dir | S - Sale | $11.19 | -20.0K | 7.86M | -0.3% | -$223.8K | |
| 2022-06-22 | 2022-06-21 | CTKB | Yan Ming | CTO, Dir | S - Sale | $10.06 | -20.0K | 8.08M | -0.2% | -$201.2K | |
| 2022-06-09 | 2022-06-07 | CTKB | Jiang Wenbin | Pres, CEO, Dir | S - Sale | $10.75 | -20.0K | 7.88M | -0.3% | -$215.0K |
Purchase Sale Sale after option exercise All abbreviations