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Cytek Biosciences, Inc.

For the period ended Jun 30, 2026. Filed Aug 5, 2026.

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About this filing

A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.

Jun 30, 2026 · Filed Aug 5, 2026

CTKB$5.89+1.0%Stored close · as of Nov 9, 2026

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Item 6. Exhibits

Incorporated by Reference
NumberExhibit TitleFormFile No.ExhibitFilingDateFiledHerewith
3.1Amended and Restated Certificate of Incorporation8-K001-406323.107/27/2021
3.2Amended and Restated Bylaws8-K001-406323.207/27/2021
10.1Severance Agreement and Consulting Agreement by and between Cytek Biosciences, Inc. and Valerie Barnett, dated July 9 and July 10, 2026.X
31.1Certification of Principal Executive Officer required by Rules 13a-14(a) and 15d-14(a) under the Securities Exchange Act of 1934, as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.X
31.2Certification of Principal Financial Officer required by Rule 13a-14(a) or Rule 15d-14(a) of the Securities Exchange Act of 1934, as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002.X
32.1*Certification of Chief Executive Officer pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002.*X
32.2*Certification of Chief Financial Officer pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002.*X
101.INSInline XBRL Instance Document – the instance document does not appear in the Interactive Data File because XBRL tags are embedded within the Inline XBRL document.X
101.SCHInline XBRL Taxonomy Extension Schema Document.X
101.CALInline XBRL Taxonomy Extension Calculation Linkbase Document.X
101.DEFInline XBRL Taxonomy Extension Definition Linkbase Document.X
101.LABInline XBRL Taxonomy Extension Label Linkbase Document.X
101.PREInline XBRL Taxonomy Extension Presentation Linkbase Document.X
104Cover Page Interactive Data File (formatted as inline XBRL and contained in Exhibits 101).X

*As contemplated by SEC Release No. 33-8212, these exhibits are furnished with this Quarterly Report on Form 10-Q and are not deemed filed with the SEC and are not incorporated by reference in any filing of Cytek Biosciences, Inc. under the Securities Act of 1933, as amended, or the Securities Exchange Act of 1934, as amended, whether made before or after the date hereof and irrespective of any general incorporation language contained in such filings.

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The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.