UNITED STATES SECURITIES AND EXCHANGE COMMISSION ----------------------
FORM 4 Washington, D.C. 20549 | OMB APPROVAL |
|---------------------|
| OMB Number: |
{} Check this box if STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 3235-0287 |
no longer subject to | Expires: |
Section 16. Form 4 or | November 30, 2011 |
Form 5 obligations may | Estimated average |
continue. See Instruction | burden hours per |
1(b). | response 0.5 |
Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section -----------------------
17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the
(Print or Type Responses) Investment Company Act of 1940
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|1. Name and Address of | 2. Issuer Name and Ticker or Trading Symbol | 5. Relationship of Reporting Person(s) |
| Reporting Person* | | to Issuer (Check all applicable) |
|Barnett Valerie |Cytek Biosciences, Inc. CTKB | _____ Director _____ 10% Owner |
| | | _____ Officer _____ Other |
|--------------------------|---------------------------------------------------|
|(Last) (First) (Middle)|3. Date of Earliest Transaction (Month/Day/Year) | (give title below) (specify below)|
| | 05-20-2024 |CHIEF LEGAL OFFICER |
|C/O CYTEK BIOSCIENCES, INC|---------------------------------------------------| |
|.,47215 LAKEVIEW BOULEVARD| | |
| (Street) |4.If Amendment, Date Original Filed(Month/Day/Year)|-------------------------------------------------|
| | | 6. Individual or Joint/Group Filing |
|FREMONT - CA - 94538 | | (Check Applicable Line) |
| (City) (State) (Zip) | | _X_ Form filed by One Reporting Person |
| | | ___ Form filed by More than One |
| | | Reporting Person |
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Table I -- Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
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| 1. | 2. | 2a. | 3. | 4. | 5. | 6. | 7. |
| Title of | Trans- | Deemed | Transaction | Securities Acquired | Amount of Sec | Ownership | Nature of |
| Security | action | Execut. | Code | (A) or Disposed of (D) | Beneficially | Form: | Indirect |
| (Instr. 3) | Date | Date | (Instr. 8) | (Instr. 3, 4 and 5) |Owned Following| Direct | Beneficial |
| |----------|----------|---------|----|----------|-----|--------| Transaction(s)| (D) or | Ownership |
| | (Month/ | (Month/ | | | | (A) | | | Indirect | (Instr. 4) |
| | Day/ | Day/ | | | | or | | (Instr. 3 and | (I) | |
| | Year) | Year) | Code | V | Amount | (D) | Price | 4) | Instr. 4) | |
---------------------------------------------------------------------------------|-----------------------------------------------
|Common Stock |05-20-2024| |M | |2,016 |A | |38,185 |D | |
| | | | | | | |#1 | | | |
|--------------------------------------------------------------------------------|-----------------------------------------------|
|Common Stock |05-20-2024| |F | |786 |D |$5.96 |37,399 |D | |
| | | | | |#2 | | | | | |
|--------------------------------------------------------------------------------|-----------------------------------------------|
|Common Stock |05-20-2024| |M | |2,454 |A | |39,853 |D | |
| | | | | | | |#1 | | | |
|--------------------------------------------------------------------------------|-----------------------------------------------|
|Common Stock |05-20-2024| |F | |956 |D |$5.96 |38,897 |D | |
| | | | | |#2 | | | | | |
|--------------------------------------------------------------------------------|-----------------------------------------------|
|Common Stock |05-20-2024| |M | |5,156 |A | |44,053 |D | |
| | | | | | | |#1 | | | |
|--------------------------------------------------------------------------------|-----------------------------------------------|
|Common Stock |05-20-2024| |F | |2,009 |D |$5.96 |42,044 |D | |
| | | | | |#2 | | | | | |
|--------------------------------------------------------------------------------|-----------------------------------------------|
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
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|1. |2. | 3. | 3a. |4. | 5. | 6. | 7. |8. |9. |10. |11. |
|Title of|Conver- | Trans- | Deemed |Trans- | Number of | Date | Title and |Price |Number |Owner- |Nature of|
|Deriv- |sion or | action | Execu. |action | Deriv- | Exercisable | Amount of |of |of |ship |Indirect |
|ative |Exercise| Date | Date |Code | ative | and Expira- | Underlying |Deriv- |Deriv- |Form |Benefici.|
|Security|Price of| (Month/ | (Month/ |(Instr.| Securities | tion Date | Securities |ative |ative |of |Ownership|
|(Instr. |Deriv- | Day/ | Day/ |8) | Acquired | (Month/Day/ | (Instr. 3 |Secur- |Secur- |Deriv- |(Instr. 4|
| 3) |ative | Year) | Year) | | (A) or | Year) | and 4) |ity |ities |ative | |
| |Security| | | | Disposed of |----------------|--------------|(Instr.|Bene- |Secur- | |
| | | | |-------| (D) (Instr. | | | | | 5) |ficially|ity | |
| | | | | | | 3, 4 and 5) | | | |Amount | |Owned |Direct | |
| | | | | | |--------------| | | |or | |folowing|(D) or | |
| | | | | | | | |Date |Expira- | |Number | |reported|Indirect| |
| | | | | | | | |Exer- |tion | |of | |tran.(s)|(I) | |
| | | | |Code| V| (A) | (D) |cisable|Date |Title |Shares | |(Inst.4)|Instr. 4| |
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|Restrict| |05-20-202| |M | | |2,016 | | |Common|2,016 |$0 |13,442 |D | |
|ed Stock| |4 | | | | | | | | Stock| | | | | |
| Units | | | | | | | | | | | | | | | |
| |#1 | | | | | | |#3 |#3 | | | | | | |
|--------------------------------------------------------------------------------------------------------------------------------|
|Restrict| |05-20-202| |M | | |2,454 | | |Common|2,454 |$0 |41,728 |D | |
|ed Stock| |4 | | | | | | | | Stock| | | | | |
| Units | | | | | | | | | | | | | | | |
| |#1 | | | | | | |#4 |#4 | | | | | | |
|--------------------------------------------------------------------------------------------------------------------------------|
|Restrict| |05-20-202| |M | | |5,156 | | |Common|5,156 |$0 |118,606 |D | |
|ed Stock| |4 | | | | | | | | Stock| | | | | |
| Units | | | | | | | | | | | | | | | |
| |#1 | | | | | | |#5 |#5 | | | | | | |
|--------------------------------------------------------------------------------------------------------------------------------|
+----------------------------------------------------------------------------------+
| | Relationships |
| Reporting Owner Name / Address +----------+----------+----------+-------- -+
| | Director |10% Owner | Officer | Other |
+--------------------------------------+----------+----------+----------+----------+
|Barnett Valerie | . | . |CHIEF LEGA| |
| | | |L OFFICER | |
|C/O CYTEK BIOSCIENCES, INC. | | | | |
|47215 LAKEVIEW BOULEVARD | | | | |
|FREMONT CA 94538 | | | | |
|--------------------------------------+----------+----------+----------+----------|
Explanation of Responses:
1 Each Restricted Stock Unit (the "RSU Award") represents a contingent right to recei
ve one share of the Issuer's common stock.
2 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 vest
ing of the RSU Award.
3 The shares subject to the RSU Award shall vest quarterly over four years, with 4/48
th 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.
4 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 No
vember 18, 2023 and each November 18 thereafter; and 4/48 of the total shares underly
ing the RSU Award vesting each March 10, 2024 and each March 10 thereafter, until ful
ly vested.
5 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 No
vember 18, 2024 and each November 18 thereafter; and 4/48 of the total shares underly
ing the RSU Award vesting each March 10, 2025 and each March 10 thereafter.
Remarks:
Signatures
/s/ Valerie Barnett / 05-22-2024
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** Signature of Reporting Person Date
* If the form is filed by more than one reporting person, seeInstruction 5(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations.
See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, See Instruction 6 for procedure.
Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.