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 6 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 62 most recent Form 4 transactions.
| May 18 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 5,156 | — | — | — | Open the original filing on SEC.gov |
| May 18 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 2,454 | — | — | — | Open the original filing on SEC.gov |
| May 18 | CTKB | Cytek Biosciences, Inc. | FTAX | 3,386 | $3.55 | $12K | -2.2% | Open the original filing on SEC.gov |
| May 18 | CTKB | Cytek Biosciences, Inc. | MEXER | 9,435 | — | — | +6.6% | Open the original filing on SEC.gov |
| May 18 | CTKB | Cytek Biosciences, Inc. | FTAX | 2,602 | $3.55 | $9.2K | -1.8% | Open the original filing on SEC.gov |
| May 18 | CTKB | Cytek Biosciences, Inc. | MEXER | 7,250 | — | — | +5.2% | Open the original filing on SEC.gov |
| May 18 | CTKB | Cytek Biosciences, Inc. | FTAX | 1,850 | $3.55 | $6.6K | -1.3% | Open the original filing on SEC.gov |
| May 18 | CTKB | Cytek Biosciences, Inc. | MEXER | 5,156 | — | — | +3.8% | Open the original filing on SEC.gov |
| May 18 | CTKB | Cytek Biosciences, Inc. | FTAX | 881 | $3.55 | $3.1K | -0.6% | Open the original filing on SEC.gov |
| May 18 | CTKB | Cytek Biosciences, Inc. | MEXER | 2,454 | — | — | +1.8% | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 14,501 | — | — | — | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 10,313 | — | — | — | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 4,908 | — | — | — | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | AGRANT◆ | 226,453 | — | — | — | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | AGRANT◆ | 120,114 | — | — | — | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | FTAX | 5,740 | $4.23 | $24.3K | -4.1% | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | MEXER | 14,501 | — | — | +11.5% | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | FTAX | 4,247 | $4.23 | $18K | -3.3% | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | MEXER | 10,313 | — | — | +8.6% | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | FTAX | 1,761 | $4.23 | $7.4K | -1.5% | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | MEXER | 4,908 | — | — | +4.2% | Open the original filing on SEC.gov |
| Feb 18 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 1,346 | — | — | — | Open the original filing on SEC.gov |
| Feb 18 | CTKB | Cytek Biosciences, Inc. | FTAX | 525 | $4.20 | $2.2K | -0.4% | Open the original filing on SEC.gov |
| Feb 18 | CTKB | Cytek Biosciences, Inc. | MEXER | 1,346 | — | — | +1.2% | Open the original filing on SEC.gov |
| Nov 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 10,875 | — | — | — | Open the original filing on SEC.gov |
| Nov 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 7,735 | — | — | — | Open the original filing on SEC.gov |
| Nov 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 3,681 | — | — | — | Open the original filing on SEC.gov |
| Nov 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 2,016 | — | — | — | Open the original filing on SEC.gov |
| Nov 18, 2025 | CTKB | Cytek Biosciences, Inc. | FTAX | 3,497 | $5.53 | $19.3K | -2.9% | Open the original filing on SEC.gov |
| Nov 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER | 10,875 | — | — | +10.0% | Open the original filing on SEC.gov |
| Nov 18, 2025 | CTKB | Cytek Biosciences, Inc. | FTAX | 2,487 | $5.53 | $13.8K | -2.3% | Open the original filing on SEC.gov |
| Nov 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER | 7,735 | — | — | +7.5% | Open the original filing on SEC.gov |
| Nov 18, 2025 | CTKB | Cytek Biosciences, Inc. | FTAX | 1,184 | $5.53 | $6.5K | -1.1% | Open the original filing on SEC.gov |
| Nov 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER | 3,681 | — | — | +3.7% | Open the original filing on SEC.gov |
| Nov 18, 2025 | CTKB | Cytek Biosciences, Inc. | FTAX | 649 | $5.53 | $3.6K | -0.6% | Open the original filing on SEC.gov |
| Nov 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER | 2,016 | — | — | +2.0% | Open the original filing on SEC.gov |
| Aug 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 10,875 | — | — | — | Open the original filing on SEC.gov |
| Aug 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 7,735 | — | — | — | Open the original filing on SEC.gov |
| Aug 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 3,681 | — | — | — | Open the original filing on SEC.gov |
| Aug 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 2,016 | — | — | — | Open the original filing on SEC.gov |
| Aug 18, 2025 | CTKB | Cytek Biosciences, Inc. | FTAX | 3,609 | $4.06 | $14.7K | -3.5% | Open the original filing on SEC.gov |
| Aug 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER | 10,875 | — | — | +11.8% | Open the original filing on SEC.gov |
| Aug 18, 2025 | CTKB | Cytek Biosciences, Inc. | FTAX | 3,000 | $4.06 | $12.2K | -3.2% | Open the original filing on SEC.gov |
| Aug 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER | 7,735 | — | — | +8.9% | Open the original filing on SEC.gov |
| Aug 18, 2025 | CTKB | Cytek Biosciences, Inc. | FTAX | 1,434 | $4.06 | $5.8K | -1.6% | Open the original filing on SEC.gov |
| Aug 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER | 3,681 | — | — | +4.3% | Open the original filing on SEC.gov |
| Aug 18, 2025 | CTKB | Cytek Biosciences, Inc. | FTAX | 786 | $4.06 | $3.2K | -0.9% | Open the original filing on SEC.gov |
| Aug 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER | 2,016 | — | — | +2.4% | Open the original filing on SEC.gov |
| May 19, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 7,250 | — | — | — | Open the original filing on SEC.gov |
| May 19, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 5,156 | — | — | — | Open the original filing on SEC.gov |
| May 19, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 2,454 | — | — | — | Open the original filing on SEC.gov |
| May 19, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 2,016 | — | — | — | Open the original filing on SEC.gov |
| May 19, 2025 | CTKB | Cytek Biosciences, Inc. | FTAX | 2,824 | $2.69 | $7.6K | -3.3% | Open the original filing on SEC.gov |
| May 19, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER | 7,250 | — | — | +9.2% | Open the original filing on SEC.gov |
| May 19, 2025 | CTKB | Cytek Biosciences, Inc. | FTAX | 2,009 | $2.69 | $5.4K | -2.5% | Open the original filing on SEC.gov |
| May 19, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER | 5,156 | — | — | +6.8% | Open the original filing on SEC.gov |
| May 19, 2025 | CTKB | Cytek Biosciences, Inc. | FTAX | 956 | $2.69 | $2.6K | -1.2% | Open the original filing on SEC.gov |
| May 19, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER | 2,454 | — | — | +3.3% | Open the original filing on SEC.gov |
| May 19, 2025 | CTKB | Cytek Biosciences, Inc. | FTAX | 786 | $2.69 | $2.1K | -1.0% | Open the original filing on SEC.gov |
| May 19, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER | 2,016 | — | — | +2.8% | Open the original filing on SEC.gov |