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 5 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 50 most recent Form 4 transactions.
| May 18 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 1,473 | — | — | — | Open the original filing on SEC.gov |
| May 18 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 1,024 | — | — | — | Open the original filing on SEC.gov |
| May 18 | CTKB | Cytek Biosciences, Inc. | FTAX | 1,424 | $3.55 | $5.1K | -3.2% | Open the original filing on SEC.gov |
| May 18 | CTKB | Cytek Biosciences, Inc. | MEXER | 5,551 | — | — | +14.1% | Open the original filing on SEC.gov |
| May 18 | CTKB | Cytek Biosciences, Inc. | FTAX | 620 | $3.55 | $2.2K | -1.6% | Open the original filing on SEC.gov |
| May 18 | CTKB | Cytek Biosciences, Inc. | MEXER | 2,416 | — | — | +6.4% | Open the original filing on SEC.gov |
| May 18 | CTKB | Cytek Biosciences, Inc. | FTAX | 378 | $3.55 | $1.3K | -1.0% | Open the original filing on SEC.gov |
| May 18 | CTKB | Cytek Biosciences, Inc. | MEXER | 1,473 | — | — | +4.0% | Open the original filing on SEC.gov |
| May 18 | CTKB | Cytek Biosciences, Inc. | FTAX | 263 | $3.55 | $934 | -0.7% | Open the original filing on SEC.gov |
| May 18 | CTKB | Cytek Biosciences, Inc. | MEXER | 1,024 | — | — | +2.9% | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 4,833 | — | — | — | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 2,946 | — | — | — | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 2,049 | — | — | — | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | AGRANT◆ | 133,226 | — | — | — | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | AGRANT◆ | 70,665 | — | — | — | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | FTAX | 1,496 | $4.23 | $6.3K | -4.0% | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | MEXER | 4,833 | — | — | +14.9% | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | FTAX | 912 | $4.23 | $3.9K | -2.7% | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | MEXER | 2,946 | — | — | +9.7% | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | FTAX | 635 | $4.23 | $2.7K | -2.1% | Open the original filing on SEC.gov |
| Mar 10 | CTKB | Cytek Biosciences, Inc. | MEXER | 2,049 | — | — | +7.1% | Open the original filing on SEC.gov |
| Nov 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 3,625 | — | — | — | Open the original filing on SEC.gov |
| Nov 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 2,210 | — | — | — | Open the original filing on SEC.gov |
| Nov 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 1,536 | — | — | — | Open the original filing on SEC.gov |
| Nov 18, 2025 | CTKB | Cytek Biosciences, Inc. | FTAX | 927 | $5.53 | $5.1K | -3.1% | Open the original filing on SEC.gov |
| Nov 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER | 3,625 | — | — | +13.8% | Open the original filing on SEC.gov |
| Nov 18, 2025 | CTKB | Cytek Biosciences, Inc. | FTAX | 565 | $5.53 | $3.1K | -2.1% | Open the original filing on SEC.gov |
| Nov 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER | 2,210 | — | — | +9.0% | Open the original filing on SEC.gov |
| Nov 18, 2025 | CTKB | Cytek Biosciences, Inc. | FTAX | 393 | $5.53 | $2.2K | -1.6% | Open the original filing on SEC.gov |
| Nov 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER | 1,536 | — | — | +6.6% | Open the original filing on SEC.gov |
| Aug 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 3,625 | — | — | — | Open the original filing on SEC.gov |
| Aug 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 2,210 | — | — | — | Open the original filing on SEC.gov |
| Aug 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 1,536 | — | — | — | Open the original filing on SEC.gov |
| Aug 18, 2025 | CTKB | Cytek Biosciences, Inc. | FTAX | 1,412 | $4.06 | $5.7K | -5.7% | Open the original filing on SEC.gov |
| Aug 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER | 3,625 | — | — | +17.1% | Open the original filing on SEC.gov |
| Aug 18, 2025 | CTKB | Cytek Biosciences, Inc. | FTAX | 861 | $4.06 | $3.5K | -3.9% | Open the original filing on SEC.gov |
| Aug 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER | 2,210 | — | — | +11.1% | Open the original filing on SEC.gov |
| Aug 18, 2025 | CTKB | Cytek Biosciences, Inc. | FTAX | 599 | $4.06 | $2.4K | -2.9% | Open the original filing on SEC.gov |
| Aug 18, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER | 1,536 | — | — | +8.1% | Open the original filing on SEC.gov |
| May 19, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 2,416 | — | — | — | Open the original filing on SEC.gov |
| May 19, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 1,473 | — | — | — | Open the original filing on SEC.gov |
| May 19, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER◆ | 1,024 | — | — | — | Open the original filing on SEC.gov |
| May 19, 2025 | CTKB | Cytek Biosciences, Inc. | FTAX | 942 | $2.69 | $2.5K | -4.7% | Open the original filing on SEC.gov |
| May 19, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER | 2,416 | — | — | +13.9% | Open the original filing on SEC.gov |
| May 19, 2025 | CTKB | Cytek Biosciences, Inc. | FTAX | 574 | $2.69 | $1.5K | -3.2% | Open the original filing on SEC.gov |
| May 19, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER | 1,473 | — | — | +8.9% | Open the original filing on SEC.gov |
| May 19, 2025 | CTKB | Cytek Biosciences, Inc. | FTAX | 399 | $2.69 | $1.1K | -2.4% | Open the original filing on SEC.gov |
| May 19, 2025 | CTKB | Cytek Biosciences, Inc. | MEXER | 1,024 | — | — | +6.4% | Open the original filing on SEC.gov |