InsiderTrades

Form 4 for CTKB Cytek Biosciences, Inc.

Accepted 2023-02-23 00:00:00 ET · period of report 2023-02-21 · accession 0001209191-23-012357 · 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
D 2023-02-23 2023-02-21 CTKB Poirson Allen SVP Bus, Corp. Dev M - OptEx — +790 43.0K +2% —
D 2023-02-23 2023-02-21 CTKB Poirson Allen SVP Bus, Corp. Dev F - Tax $10.97 -308 42.7K -0.7% -$3,379
D 2023-02-23 2023-02-21 CTKB Poirson Allen SVP Bus, Corp. Dev M - OptEx $0.00 -790 9,223 -8% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2023-02-21 M A 790 — 43,016 D — — (F1) Each Restricted Stock Unit (the "RSU Award") represents a contingent right to receive one share of the Issuer's common stock. (F2) Includes 237 shares acquired by the Reporting Person under the Issuer's 2021 Employee Stock Purchase Plan on November 30, 2022.
2 Common Common Stock 2023-02-21 F D 308 $10.97 42,708 D — — (F3) Represents the number of shares withheld by and surrendered to the Issuer on February 21, 2023, to satisfy tax withholding obligations that arose in connection with the vesting of the RSU Award.
3 Derivative Restricted Stock Units 2023-02-21 M D 790 $0.00 9,223 D — · — to — 790 Common Stock (F1) Each Restricted Stock Unit (the "RSU Award") represents a contingent right to receive one share of the Issuer's common stock. (F4) The shares subject to the RSU Award shall vest quarterly over four years, with 4/48th of the total shares underlying the RSU Award vesting on May 18, 2022 and 3/48th of the total shares underlying the RSU Award vesting each subsequent quarter thereafter on August 18, November 18, February 18 and May 18.