Allen Poirson - Feb 21, 2023 Form 4 Insider Report for Cytek Biosciences, Inc. (CTKB)

Role
SVP Bus. and Corp. Dev.
Signature
/s/ Valerie Barnett, Attorney-in-Fact for Allen Poirson
Stock symbol
CTKB
Transactions as of
Feb 21, 2023
Transactions value $
-$3,379
Form type
4
Date filed
2/23/2023, 05:45 PM
Previous filing
Nov 22, 2022
Next filing
Mar 7, 2023

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction CTKB Common Stock Options Exercise +790 +1.87% 43K Feb 21, 2023 Direct F1, F2
transaction CTKB Common Stock Tax liability -$3.38K -308 -0.72% $10.97 42.7K Feb 21, 2023 Direct F3

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction CTKB Restricted Stock Units Options Exercise $0 -790 -7.89% $0.00 9.22K Feb 21, 2023 Common Stock 790 Direct F1, F4
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
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.
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.
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.