ABCM Abcam PLC

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K/A

(Amendment No. 1)

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of June 2023

Commission File Number: 001-39633

Abcam plc

(Translation of registrant’s name into English)

Discovery Drive

Cambridge Biomedical Campus

Cambridge, CB2 0AX

United Kingdom

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F  ☒                Form 40-F  ☐

EXPLANATORY NOTE

This Amendment No. 1 (the “Amendment”) to the Report on Form 6-K originally furnished by Abcam plc (the “Company”) with the Securities and Exchange Commission on June 26, 2023 (the “Original 6-K”) is being filed solely to (i) correct references to the issuance of a press release related to the mailing of a letter to the Company’s shareholders and (ii) furnish a corrected version of Exhibit 99.2. This Amendment amends and restates the disclosures under the heading “Information Contained in this Report on Form 6-K” in the Original 6-K.