UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, DC 20549

Form 6-K

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 2018

Commission File Number 001-38370

CollPlant Holdings Ltd.

(Exact name of registrant as specified in its charter)

3 Sapir Street, Weizmann Science Park

Ness Ziona 74140, Israel

(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 ☐

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulations S-T Rule 101(b)(1): ☐

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulations S-T Rule 101(b)(7): ☐

Attached hereto as Exhibit 99.1 and incorporated by reference herein is a press release issued by the Registrant entitled “CollPlant Receives Research and Development Project Approval from the Israel Innovation Authority to Advance its Collagen-Based BioInk for 3D Printing of Tissues and Organs”.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

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