Paul Christopher Williams - May 20, 2024 Form 4 Insider Report for Cytek Biosciences, Inc. (CTKB)

Role
CHIEF OPERATING OFFICER
Signature
/s/ Valerie Barnett, Attorney-in-Fact
Stock symbol
CTKB
Transactions as of
May 20, 2024
Transactions value $
-$17,445
Form type
4
Date filed
5/22/2024, 06:34 PM
Previous filing
Mar 13, 2024
Next filing
Aug 21, 2024

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction CTKB Common Stock Options Exercise +1.01K +18.92% 6.32K May 20, 2024 Direct F1
transaction CTKB Common Stock Tax liability -$2.34K -392 -6.2% $5.96 5.93K May 20, 2024 Direct F2
transaction CTKB Common Stock Options Exercise +613 +10.34% 6.54K May 20, 2024 Direct F1
transaction CTKB Common Stock Tax liability -$1.42K -239 -3.65% $5.96 6.31K May 20, 2024 Direct
transaction CTKB Common Stock Options Exercise +5.89K +93.47% 12.2K May 20, 2024 Direct F1
transaction CTKB Common Stock Tax liability -$13.7K -2.3K -18.82% $5.96 9.9K May 20, 2024 Direct F2

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 -1.01K -9.08% $0.00 10.1K May 20, 2024 Common Stock 1.01K Direct F1, F3
transaction CTKB Restricted Stock Units Options Exercise $0 -613 -5.55% $0.00 10.4K May 20, 2024 Common Stock 613 Direct F1, F4
transaction CTKB Restricted Stock Units Options Exercise $0 -5.89K -4.17% $0.00 136K May 20, 2024 Common Stock 5.89K 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 Represents the number of shares withheld by and surrendered to the Issuer on May 20, 2024, to satisfy tax withholding obligations that arose in connection with the vesting of the RSU Award.
F3 The shares subject to the RSU Award shall vest over 4 years with 12/48 of the total shares underlying the RSU Award vesting on November 18, 2023 and 3/48 of the total shares underlying the RSU Award vesting each subsequent quarter thereafter on February 18, May 18, August 18 and November 18.
F4 The shares subject to the RSU Award shall vest over 4 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.
F5 The shares subject to the RSU Award shall vest over 4 years with 2/48 of the total shares underlying the RSU Award vesting on May 18, 2024 and each May 18 thereafter; 3/48 of the total shares underlying the RSU Award vesting on August 18, 2024 and each August 18 thereafter; 3/48 of the total shares underlying the RSU Award vesting on November 18, 2024 and each November 18 thereafter; and 4/48 of the total shares underlying the RSU Award vesting each March 10, 2025 and each March 10 thereafter.