InsiderTrades

Form 4 for CTKB Cytek Biosciences, Inc.

Accepted 2026-06-16 16:59:02 ET · period of report 2026-06-12 · accession 0001874041-26-000007 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
2026-06-16 16:59 2026-06-12 CTKB Yan Ming CTO, Dir G - Gift $0.00 -135.9K 4.80M -3% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-06-12 G D 135,892 $0.00 4,796,688 D — —