Ming Yan - Mar 4, 2025 Form 4 Insider Report for Cytek Biosciences, Inc. (CTKB)

Role
CHIEF TECHNOLOGY OFFICER, Director
Signature
/s/ Valerie Barnett, Attorney-in-Fact
Stock symbol
CTKB
Transactions as of
Mar 4, 2025
Transactions value $
$0
Form type
4
Date filed
3/6/2025, 05:58 PM
Previous filing
Feb 20, 2025
Next filing
Mar 12, 2025
SEC
View on sec.gov

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 Employee Stock Option (right to buy) Award $0 +156K $0.00 156K Mar 4, 2025 Common Stock 156K $4.31 Direct F1
transaction CTKB Restricted Stock Units Award $0 +98.6K $0.00 98.6K Mar 4, 2025 Common Stock 98.6K Direct F2, F3
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The shares subject to the option shall vest over 4 years with 1/48 of the total shares underlying the option vesting on April 4, 2025 and each month thereafter until fully vested.
F2 Each Restricted Stock Unit (the "RSU Award") represents a contingent right to receive one share of the Issuer's common stock.
F3 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, 2025 and each May 18 thereafter; 3/48 of the total shares underlying the RSU Award vesting on August 18, 2025 and each August 18 thereafter; 3/48 of the total shares underlying the RSU Award vesting on November 18, 2025 and each November 18 thereafter; and 4/48 of the total shares underlying the RSU Award vesting each March 10, 2026 and each March 10 thereafter, until fully vested.