Form 4 filings across 1 company. Net figures count open-market buys and sales only. EDGAR profile ↗
Lifetime net: +$97.3K
Reported holding is the most recent post-transaction share count on a Table I row.
How quickly this filer reports. Section 16 allows two business days from the transaction.
All 7 filings we hold were filed within the two-business-day deadline.
Counted in business days from the transaction date, or the deemed execution date where the filing reports one, excluding weekends and federal holidays. How this is measured · All late filings
The 45 most recent Form 4 transactions.
| Aug 18 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 6,320 | — | — | — | Open the original filing on SEC.gov |
| Aug 18 | CTKB | Cytek Biosciences, Inc. | FTAX | 5,401 | $4.67 | $25.2K | -3.9% | Open the original filing on SEC.gov |
| Aug 18 | CTKB | Cytek Biosciences, Inc. | MEXER | 16,049 | — | — | +12.9% | Open the original filing on SEC.gov |
| Aug 18 | CTKB | Cytek Biosciences, Inc. | FTAX | 4,392 | $4.67 | $20.5K | -3.4% | Open the original filing on SEC.gov |
| Aug 18 | CTKB | Cytek Biosciences, Inc. | MEXER | 13,051 | — | — | +11.3% | Open the original filing on SEC.gov |
| Aug 18 | CTKB | Cytek Biosciences, Inc. | FTAX | 2,111 | $4.67 | $9.9K | -1.8% | Open the original filing on SEC.gov |
| Aug 18 | CTKB | Cytek Biosciences, Inc. | MEXER | 6,320 | — | — | +5.7% | Open the original filing on SEC.gov |
| May 18 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 10,699 | — | — | — | Open the original filing on SEC.gov |
| May 18 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 8,700 | — | — | — | Open the original filing on SEC.gov |
| May 18 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 6,320 | — | — | — | Open the original filing on SEC.gov |
| May 18 | CTKB | Cytek Biosciences, Inc. | FTAX | 3,839 | $3.55 | $13.6K | -3.3% | Open the original filing on SEC.gov |
| May 18 | CTKB | Cytek Biosciences, Inc. | MEXER | 10,699 | — | — | +10.3% | Open the original filing on SEC.gov |
| May 18 | CTKB | Cytek Biosciences, Inc. | FTAX | 3,122 | $3.55 | $11.1K | -2.9% | Open the original filing on SEC.gov |
| May 18 | CTKB | Cytek Biosciences, Inc. | MEXER | 8,700 | — | — | +8.8% | Open the original filing on SEC.gov |
| May 18 | CTKB | Cytek Biosciences, Inc. | FTAX | 2,268 | $3.55 | $8.1K | -2.3% | Open the original filing on SEC.gov |
| May 18 | CTKB | Cytek Biosciences, Inc. | MEXER | 6,320 | — | — | +6.7% | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 17,401 | — | — | — | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 6,320 | — | — | — | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | AGRANT◆ | 256,790 | — | — | — | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | AGRANT◆ | 136,205 | — | — | — | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | FTAX | 7,145 | $4.23 | $30.2K | -7.0% | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | MEXER | 17,401 | — | — | +20.6% | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | FTAX | 2,603 | $4.23 | $11K | -3.0% | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | MEXER | 6,320 | — | — | +7.8% | Open the original filing on SEC.gov |
| Nov 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 13,051 | — | — | — | Open the original filing on SEC.gov |
| Nov 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 6,320 | — | — | — | Open the original filing on SEC.gov |
| Nov 18, 2025 | CTKB | Cytek Biosciences, Inc. | FTAX | 4,196 | $5.53 | $23.2K | -4.9% | Open the original filing on SEC.gov |
| Nov 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER | 13,051 | — | — | +18.2% | Open the original filing on SEC.gov |
| Nov 18, 2025 | CTKB | Cytek Biosciences, Inc. | FTAX | 2,032 | $5.53 | $11.2K | -2.8% | Open the original filing on SEC.gov |
| Nov 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER | 6,320 | — | — | +9.3% | Open the original filing on SEC.gov |
| Aug 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 13,051 | — | — | — | Open the original filing on SEC.gov |
| Aug 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 6,320 | — | — | — | Open the original filing on SEC.gov |
| Aug 18, 2025 | CTKB | Cytek Biosciences, Inc. | FTAX | 5,084 | $4.06 | $20.6K | -7.0% | Open the original filing on SEC.gov |
| Aug 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER | 13,051 | — | — | +21.9% | Open the original filing on SEC.gov |
| Aug 18, 2025 | CTKB | Cytek Biosciences, Inc. | FTAX | 2,462 | $4.06 | $10K | -4.0% | Open the original filing on SEC.gov |
| Aug 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER | 6,320 | — | — | +11.3% | Open the original filing on SEC.gov |
| Jun 2, 2025 | CTKB | Cytek Biosciences, Inc. | PBUY | 35,000 | $2.78 | $97.3K | +168.7% | Open the original filing on SEC.gov |
| May 19, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 8,700 | — | — | — | Open the original filing on SEC.gov |
| May 19, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 25,283 | — | — | — | Open the original filing on SEC.gov |
| May 19, 2025 | CTKB | Cytek Biosciences, Inc. | FTAX | 3,389 | $2.69 | $9.1K | -14.0% | Open the original filing on SEC.gov |
| May 19, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER | 8,700 | — | — | +56.4% | Open the original filing on SEC.gov |
| May 19, 2025 | CTKB | Cytek Biosciences, Inc. | FTAX | 9,848 | $2.69 | $26.5K | -39.0% | Open the original filing on SEC.gov |
| May 19, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER | 25,283 | — | — | — | Open the original filing on SEC.gov |