Allen Poirson - Aug 18, 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
Aug 18, 2023
Transactions value $
-$10,854
Form type
4
Date filed
8/21/2023, 08:12 PM
Previous filing
May 19, 2023
Next filing
Nov 21, 2023

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction CTKB Common Stock Options Exercise +790 +1.77% 45.3K Aug 18, 2023 Direct F1, F2
transaction CTKB Common Stock Tax liability -$2.61K -308 -0.68% $8.46 45K Aug 18, 2023 Direct F3
transaction CTKB Common Stock Options Exercise +2.5K +5.56% 47.5K Aug 18, 2023 Direct F1
transaction CTKB Common Stock Tax liability -$8.25K -975 -2.05% $8.46 46.5K Aug 18, 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 -9.37% $0.00 7.64K Aug 18, 2023 Common Stock 790 Direct F1, F4
transaction CTKB Restricted Stock Units Options Exercise $0 -2.5K -6.52% $0.00 35.9K Aug 18, 2023 Common Stock 2.5K Direct F1, F5
* 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 308 share acquired by the Reporting Person under the Issuer's 2021 Employee Stock Purchase Plan on May 31, 2023.
F3 Represents the number of shares withheld by and surrendered to the Issuer on August 18, 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.
F5 The shares subject to the RSU Award shall vest over four years with 2/48 of the total shares underlying the RSU Award vesting on May 18, 2023 and each May 18 thereafter; 3/48 of the total shares underlying the RSU Award vesting on August 18, 2023 and each August 18 thereafter; 3/48 of the total shares underlying the RSU Award vesting on November 18, 2023 and each November 18 thereafter; and 4/48 of the total shares underlying the RSU Award vesting each March 10, 2024 and each March 10 thereafter, until fully vested.