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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 October 20265

Commission File Number 001-38370

CollPlant Biotechnologies Ltd.

(Exact name of registrant as specified in its charter)

4 Oppenheimer St, Weizmann Science Park

Rehovot 7670104, Israel

(Address of principal executive office)

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

Form 20-F ☒ \nForm 40-F ☐

This Form 6-K including\nthe press release attached hereto (other than the third paragraph of the press release) is hereby incorporated by reference into the registrant’s\nRegistration Statements on Form S-8 (File No. 333-229163,\n333-248479,\n333-263842,\n333-271320\nand 333-279791)\nand Form F-3 (File No. 333-238731,\n333-292640\nand 333-297347),\nto be a part thereof from the date on which this report is submitted, to the extent not superseded by documents or reports subsequently\nfiled or furnished.

On October 9, 2026, CollPlant Biotechnologies Ltd. issued a press\nrelease entitled “Collplant Announces a $3.7 Million Private Placement”. A copy of the press release is attached hereto as\nExhibit 99.1 and is incorporated herein by reference.

Attached hereto and incorporated by reference herein are the following\nexhibits:

\n \n \n \n \n

99.1

Press Release, dated October 9, 2026.

SIGNATURES

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

\n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n

	COLLPLANT BIOTECHNOLOGIES LTD.

Date: October 9, 2026	By:	/s/ Eran Rotem
		Name:	Eran Rotem
		Title:	Deputy CEO and Chief Financial Officer

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