Yan Ming
SEC CIK 1874041 · EDGAR
BoughtSold
Companies
| Ticker | Company | Title | Holding | Bought | Sold | Trades | First | Last |
|---|---|---|---|---|---|---|---|---|
| CTKB | Cytek Biosciences, Inc. | CTO, Dir | 4.83M | — | $5.38M | 75 | 2022-02-10 | 2026-08-18 |
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 75
| X | Filed | Traded | Ticker | Company | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| DM | 2026-08-20 16:22 | 2026-08-18 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | M - OptEx | — | +33.3K | 4.83M | +0.7% | — |
| DM | 2026-08-20 16:22 | 2026-08-18 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | F - Tax | $4.67 | -8,088 | 4.82M | -0.2% | -$37.8K |
| 2026-06-16 16:59 | 2026-06-12 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | G - Gift | $0.00 | -135.9K | 4.80M | -3% | $0 | |
| DM | 2026-05-20 17:56 | 2026-05-18 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | M - OptEx | — | +22.2K | 4.93M | +0.5% | — |
| DM | 2026-05-20 17:56 | 2026-05-18 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | F - Tax | $3.55 | -5,532 | 4.93M | -0.1% | -$19.6K |
| 2026-03-13 | 2026-03-13 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | G - Gift | $0.00 | -1.18M | 4.92M | -19% | $0 | |
| DM | 2026-03-12 | 2026-03-10 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | F - Tax | $4.23 | -7,731 | 6.09M | -0.1% | -$32.7K |
| DM | 2026-03-12 | 2026-03-10 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | M - OptEx | — | +25.4K | 6.09M | +0.4% | — |
| D | 2026-02-20 | 2026-02-18 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | M - OptEx | — | +1,332 | 6.07M | +0.0% | — |
| D | 2026-02-20 | 2026-02-18 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | F - Tax | $4.20 | -395 | 6.07M | -0.0% | -$1,659 |
| DM | 2025-11-20 | 2025-11-18 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | F - Tax | $5.53 | -5,123 | 6.06M | -0.1% | -$28.3K |
| DM | 2025-11-20 | 2025-11-18 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | M - OptEx | — | +21.0K | 6.07M | +0.3% | — |
| DM | 2025-08-20 | 2025-08-18 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | F - Tax | $4.06 | -5,738 | 6.05M | -0.1% | -$23.3K |
| DM | 2025-08-20 | 2025-08-18 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | M - OptEx | — | +21.0K | 6.05M | +0.3% | — |
| DM | 2025-05-21 | 2025-05-19 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | F - Tax | $2.69 | -4,356 | 6.04M | -0.1% | -$11.7K |
| DM | 2025-05-21 | 2025-05-19 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | M - OptEx | — | +14.7K | 6.04M | +0.2% | — |
| DM | 2025-03-12 | 2025-03-10 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | F - Tax | $4.36 | -5,096 | 6.03M | -0.1% | -$22.2K |
| DM | 2025-03-12 | 2025-03-10 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | M - OptEx | — | +17.2K | 6.03M | +0.3% | — |
| D | 2025-02-20 | 2025-02-18 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | F - Tax | $5.31 | -588 | 6.02M | -0.0% | -$3,122 |
| D | 2025-02-20 | 2025-02-18 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | M - OptEx | — | +1,981 | 6.02M | +0.0% | — |
| DM | 2024-11-20 | 2024-11-18 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | M - OptEx | — | +14.9K | 6.02M | +0.2% | — |
| DM | 2024-11-20 | 2024-11-18 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | F - Tax | $6.03 | -3,622 | 6.01M | -0.1% | -$21.8K |
| DM | 2024-08-21 | 2024-08-19 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | M - OptEx | — | +14.9K | 6.00M | +0.2% | — |
| DM | 2024-08-21 | 2024-08-19 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | F - Tax | $5.53 | -3,731 | 6.00M | -0.1% | -$20.6K |
| DM | 2024-05-22 | 2024-05-20 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | M - OptEx | — | +10.6K | 5.99M | +0.2% | — |
| DM | 2024-05-22 | 2024-05-20 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | F - Tax | $5.96 | -3,137 | 5.99M | -0.1% | -$18.7K |
| 2024-04-23 | 2024-04-19 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | S - Sale | $5.87 | -20.0K | 5.99M | -0.3% | -$117.4K | |
| M | 2024-04-11 | 2024-04-09 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | S - Sale | $7.00 | -1,900 | 6.01M | -0.0% | -$13.3K |
| M | 2024-03-19 | 2024-03-18+ | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | S - Sale | $6.74 | -40.0K | 6.01M | -0.7% | -$269.6K |
| D | 2024-03-13 | 2024-03-11 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | F - Tax | $7.22 | -2,911 | 6.05M | -0.0% | -$21.0K |
| D | 2024-03-13 | 2024-03-11 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | M - OptEx | — | +9,817 | 6.05M | +0.2% | — |
| D | 2024-02-22 | 2024-02-20 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | M - OptEx | — | +1,981 | 6.04M | +0.0% | — |
| D | 2024-02-22 | 2024-02-20 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | F - Tax | $8.38 | -588 | 6.04M | -0.0% | -$4,927 |
| 2023-12-21 | 2023-12-19 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | S - Sale | $9.43 | -20.0K | 6.04M | -0.3% | -$188.6K | |
| 2023-11-27 | 2023-11-14 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | G - Gift | $0.00 | -1.70M | 6.06M | -22% | $0 | |
| DM | 2023-11-21 | 2023-11-18 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | F - Tax | $5.98 | -3,203 | 7.78M | -0.0% | -$19.2K |
| DM | 2023-11-21 | 2023-11-18 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | M - OptEx | — | +9,344 | 7.78M | +0.1% | — |
| D | 2023-11-21 | 2023-11-20 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | S - Sale+OE | $6.03 | -20.0K | 7.76M | -0.3% | -$120.6K |
| 2023-10-23 | 2023-10-19 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | S - Sale | $4.80 | -20.0K | 7.78M | -0.3% | -$96.0K | |
| 2023-09-20 | 2023-09-19 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | S - Sale | $6.49 | -20.0K | 7.80M | -0.3% | -$129.8K | |
| DM | 2023-08-21 | 2023-08-18 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | M - OptEx | — | +9,344 | 7.84M | +0.1% | — |
| DM | 2023-08-21 | 2023-08-18 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | F - Tax | $8.46 | -3,640 | 7.84M | -0.0% | -$30.8K |
| D | 2023-08-21 | 2023-08-21 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | S - Sale+OE | $8.07 | -20.0K | 7.82M | -0.3% | -$161.4K |
| 2023-07-20 | 2023-07-19 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | S - Sale | $8.76 | -20.0K | 7.83M | -0.3% | -$175.2K | |
| 2023-06-21 | 2023-06-20 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | S - Sale | $8.18 | -20.0K | 7.85M | -0.3% | -$163.6K | |
| DM | 2023-05-19 | 2023-05-18 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | F - Tax | $6.69 | -2,684 | 7.89M | -0.0% | -$18.0K |
| DM | 2023-05-19 | 2023-05-18 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | M - OptEx | — | +6,889 | 7.89M | +0.1% | — |
| D | 2023-05-19 | 2023-05-19 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | S - Sale+OE | $7.19 | -20.0K | 7.87M | -0.3% | -$143.8K |
| 2023-04-20 | 2023-04-19 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | S - Sale | $9.71 | -20.0K | 7.89M | -0.3% | -$194.2K | |
| 2023-03-21 | 2023-03-20 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | S - Sale | $9.29 | -20.0K | 7.91M | -0.3% | -$185.8K | |
| D | 2023-02-23 | 2023-02-21 | CTKB | Cytek Biosciences, Inc. | 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 | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | F - Tax | $10.97 | -772 | 7.95M | -0.0% | -$8,469 |
| D | 2023-02-23 | 2023-02-21 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | M - OptEx | — | +1,981 | 7.95M | +0.0% | — |
| 2023-02-10 | 2023-02-08 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | S - Sale | $13.53 | -897 | 7.94M | -0.0% | -$12.1K | |
| M | 2023-02-07 | 2023-02-03 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | S - Sale | $13.50 | -1,092 | 7.95M | -0.0% | -$14.7K |
| 2023-01-20 | 2023-01-19 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | S - Sale | $11.03 | -20.0K | 7.95M | -0.3% | -$220.6K | |
| 2022-12-20 | 2022-12-19 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | S - Sale | $10.38 | -20.0K | 7.97M | -0.3% | -$207.6K | |
| D | 2022-11-22 | 2022-11-18 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | M - OptEx | — | +1,981 | 8.01M | +0.0% | — |
| D | 2022-11-22 | 2022-11-18 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | F - Tax | $14.75 | -772 | 8.01M | -0.0% | -$11.4K |
| D | 2022-11-22 | 2022-11-21 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | S - Sale+OE | $14.66 | -20.0K | 7.99M | -0.2% | -$293.2K |
| 2022-10-20 | 2022-10-19 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | S - Sale | $14.42 | -20.0K | 8.01M | -0.2% | -$288.4K | |
| 2022-09-20 | 2022-09-19 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | S - Sale | $12.42 | -20.0K | 8.03M | -0.2% | -$248.4K | |
| D | 2022-08-19 | 2022-08-18 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | M - OptEx | — | +1,981 | 8.07M | +0.0% | — |
| D | 2022-08-19 | 2022-08-19 | CTKB | Cytek Biosciences, Inc. | 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 | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | F - Tax | $14.06 | -772 | 8.07M | -0.0% | -$10.9K |
| 2022-07-20 | 2022-07-19 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | S - Sale | $11.83 | -20.0K | 8.06M | -0.2% | -$236.6K | |
| 2022-06-22 | 2022-06-21 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | S - Sale | $10.06 | -20.0K | 8.08M | -0.2% | -$201.2K | |
| D | 2022-05-20 | 2022-05-18 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | M - OptEx | — | +2,642 | 8.13M | +0.0% | — |
| D | 2022-05-20 | 2022-05-19 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | S - Sale+OE | $9.92 | -20.0K | 8.10M | -0.2% | -$198.4K |
| D | 2022-05-20 | 2022-05-18 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | F - Tax | $9.65 | -1,030 | 8.12M | -0.0% | -$9,940 |
| 2022-04-21 | 2022-04-19 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | S - Sale | $10.34 | -20.0K | 8.12M | -0.2% | -$206.8K | |
| 2022-03-23 | 2022-03-21 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | S - Sale | $11.64 | -20.0K | 8.14M | -0.2% | -$232.8K | |
| DM | 2022-03-08 | 2022-03-07 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | M - OptEx | $0.3469 | +73.0K | 8.16M | +0.9% | +$25.3K |
| 2022-02-24 | 2022-02-22 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | S - Sale | $13.44 | -20.0K | 8.09M | -0.2% | -$268.8K | |
| M | 2022-02-14 | 2022-02-10 | CTKB | Cytek Biosciences, Inc. | Yan Ming | CTO, Dir | S - Sale | $15.11 | -20.0K | 8.12M | -0.2% | -$302.1K |
Purchase Sale Sale after option exercise All abbreviations