Form 4 filings across 1 company. Net figures count open-market buys and sales only. EDGAR profile ↗
Lifetime net: $0
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 8 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 76 most recent Form 4 transactions.
| Aug 18 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 5,525 | — | — | — | Open the original filing on SEC.gov |
| Aug 18 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 7,363 | — | — | — | Open the original filing on SEC.gov |
| Aug 18 | CTKB | Cytek Biosciences, Inc. | FTAX | 3,463 | $4.67 | $16.2K | <0.1% | Open the original filing on SEC.gov |
| Aug 18 | CTKB | Cytek Biosciences, Inc. | MEXER | 14,220 | — | — | +0.3% | Open the original filing on SEC.gov |
| Aug 18 | CTKB | Cytek Biosciences, Inc. | FTAX | 1,501 | $4.67 | $7K | <0.1% | Open the original filing on SEC.gov |
| Aug 18 | CTKB | Cytek Biosciences, Inc. | MEXER | 6,162 | — | — | +0.1% | Open the original filing on SEC.gov |
| Aug 18 | CTKB | Cytek Biosciences, Inc. | FTAX | 1,346 | $4.67 | $6.3K | <0.1% | Open the original filing on SEC.gov |
| Aug 18 | CTKB | Cytek Biosciences, Inc. | MEXER | 5,525 | — | — | +0.1% | Open the original filing on SEC.gov |
| Aug 18 | CTKB | Cytek Biosciences, Inc. | FTAX | 1,778 | $4.67 | $8.3K | <0.1% | Open the original filing on SEC.gov |
| Aug 18 | CTKB | Cytek Biosciences, Inc. | MEXER | 7,363 | — | — | +0.1% | Open the original filing on SEC.gov |
| Jun 12 | CTKB | Cytek Biosciences, Inc. | GGIFT | 135,892 | — | — | -2.8% | Open the original filing on SEC.gov |
| May 18 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 9,480 | — | — | — | Open the original filing on SEC.gov |
| May 18 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 4,108 | — | — | — | Open the original filing on SEC.gov |
| May 18 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 3,683 | — | — | — | Open the original filing on SEC.gov |
| May 18 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 4,908 | — | — | — | Open the original filing on SEC.gov |
| May 18 | CTKB | Cytek Biosciences, Inc. | FTAX | 2,364 | $3.55 | $8.4K | <0.1% | Open the original filing on SEC.gov |
| May 18 | CTKB | Cytek Biosciences, Inc. | MEXER | 9,480 | — | — | +0.2% | Open the original filing on SEC.gov |
| May 18 | CTKB | Cytek Biosciences, Inc. | FTAX | 1,025 | $3.55 | $3.6K | <0.1% | Open the original filing on SEC.gov |
| May 18 | CTKB | Cytek Biosciences, Inc. | MEXER | 4,108 | — | — | +<0.1% | Open the original filing on SEC.gov |
| May 18 | CTKB | Cytek Biosciences, Inc. | FTAX | 919 | $3.55 | $3.3K | <0.1% | Open the original filing on SEC.gov |
| May 18 | CTKB | Cytek Biosciences, Inc. | MEXER | 3,683 | — | — | +<0.1% | Open the original filing on SEC.gov |
| May 18 | CTKB | Cytek Biosciences, Inc. | FTAX | 1,224 | $3.55 | $4.3K | <0.1% | Open the original filing on SEC.gov |
| May 18 | CTKB | Cytek Biosciences, Inc. | MEXER | 4,908 | — | — | +0.1% | Open the original filing on SEC.gov |
| Mar 13 | CTKB | Cytek Biosciences, Inc. | GGIFT | 1.2M | — | — | -19.3% | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 8,217 | — | — | — | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 7,366 | — | — | — | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 9,817 | — | — | — | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | AGRANT◆ | 227,535 | — | — | — | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | AGRANT◆ | 120,688 | — | — | — | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | FTAX | 2,397 | $4.23 | $10.1K | <0.1% | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | MEXER | 8,217 | — | — | +0.1% | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | FTAX | 2,287 | $4.23 | $9.7K | <0.1% | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | MEXER | 7,366 | — | — | +0.1% | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | FTAX | 3,047 | $4.23 | $12.9K | <0.1% | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | MEXER | 9,817 | — | — | +0.2% | Open the original filing on SEC.gov |
| Feb 18 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 1,332 | — | — | — | Open the original filing on SEC.gov |
| Feb 18 | CTKB | Cytek Biosciences, Inc. | FTAX | 395 | $4.20 | $1.7K | <0.1% | Open the original filing on SEC.gov |
| Feb 18 | CTKB | Cytek Biosciences, Inc. | MEXER | 1,332 | — | — | +<0.1% | Open the original filing on SEC.gov |
| Nov 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 6,162 | — | — | — | Open the original filing on SEC.gov |
| Nov 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 5,525 | — | — | — | Open the original filing on SEC.gov |
| Nov 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 7,363 | — | — | — | Open the original filing on SEC.gov |
| Nov 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 1,981 | — | — | — | Open the original filing on SEC.gov |
| Nov 18, 2025 | CTKB | Cytek Biosciences, Inc. | FTAX | 1,501 | $5.53 | $8.3K | <0.1% | Open the original filing on SEC.gov |
| Nov 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER | 6,162 | — | — | +0.1% | Open the original filing on SEC.gov |
| Nov 18, 2025 | CTKB | Cytek Biosciences, Inc. | FTAX | 1,346 | $5.53 | $7.4K | <0.1% | Open the original filing on SEC.gov |
| Nov 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER | 5,525 | — | — | +<0.1% | Open the original filing on SEC.gov |
| Nov 18, 2025 | CTKB | Cytek Biosciences, Inc. | FTAX | 1,793 | $5.53 | $9.9K | <0.1% | Open the original filing on SEC.gov |
| Nov 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER | 7,363 | — | — | +0.1% | Open the original filing on SEC.gov |
| Nov 18, 2025 | CTKB | Cytek Biosciences, Inc. | FTAX | 483 | $5.53 | $2.7K | <0.1% | Open the original filing on SEC.gov |
| Nov 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER | 1,981 | — | — | +<0.1% | Open the original filing on SEC.gov |
| Aug 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 6,162 | — | — | — | Open the original filing on SEC.gov |
| Aug 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 5,525 | — | — | — | Open the original filing on SEC.gov |
| Aug 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 7,363 | — | — | — | Open the original filing on SEC.gov |
| Aug 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 1,981 | — | — | — | Open the original filing on SEC.gov |
| Aug 18, 2025 | CTKB | Cytek Biosciences, Inc. | FTAX | 1,468 | $4.06 | $6K | <0.1% | Open the original filing on SEC.gov |
| Aug 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER | 6,162 | — | — | +0.1% | Open the original filing on SEC.gov |
| Aug 18, 2025 | CTKB | Cytek Biosciences, Inc. | FTAX | 1,498 | $4.06 | $6.1K | <0.1% | Open the original filing on SEC.gov |
| Aug 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER | 5,525 | — | — | +<0.1% | Open the original filing on SEC.gov |
| Aug 18, 2025 | CTKB | Cytek Biosciences, Inc. | FTAX | 2,184 | $4.06 | $8.9K | <0.1% | Open the original filing on SEC.gov |
| Aug 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER | 7,363 | — | — | +0.1% | Open the original filing on SEC.gov |
| Aug 18, 2025 | CTKB | Cytek Biosciences, Inc. | FTAX | 588 | $4.06 | $2.4K | <0.1% | Open the original filing on SEC.gov |
| Aug 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER | 1,981 | — | — | +<0.1% | Open the original filing on SEC.gov |
| May 19, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 4,108 | — | — | — | Open the original filing on SEC.gov |
| May 19, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 3,683 | — | — | — | Open the original filing on SEC.gov |
| May 19, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 4,908 | — | — | — | Open the original filing on SEC.gov |
| May 19, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 1,981 | — | — | — | Open the original filing on SEC.gov |
| May 19, 2025 | CTKB | Cytek Biosciences, Inc. | FTAX | 1,219 | $2.69 | $3.3K | <0.1% | Open the original filing on SEC.gov |
| May 19, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER | 4,108 | — | — | +<0.1% | Open the original filing on SEC.gov |
| May 19, 2025 | CTKB | Cytek Biosciences, Inc. | FTAX | 1,093 | $2.69 | $2.9K | <0.1% | Open the original filing on SEC.gov |
| May 19, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER | 3,683 | — | — | +<0.1% | Open the original filing on SEC.gov |
| May 19, 2025 | CTKB | Cytek Biosciences, Inc. | FTAX | 1,456 | $2.69 | $3.9K | <0.1% | Open the original filing on SEC.gov |
| May 19, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER | 4,908 | — | — | +<0.1% | Open the original filing on SEC.gov |
| May 19, 2025 | CTKB | Cytek Biosciences, Inc. | FTAX | 588 | $2.69 | $1.6K | <0.1% | Open the original filing on SEC.gov |
| May 19, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER | 1,981 | — | — | +<0.1% | Open the original filing on SEC.gov |