UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 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 April 2025

Commission File Number: 001-36582

Altamira Therapeutics Ltd.

(Translation of registrant’s name into English)

Clarendon House, 2 Church Street

Hamilton HM 11, Bermuda

(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 ☐

EXHIBIT INDEX

Exhibit Number		Description

99.1		Press release, dated as of April 30, 2025

SIGNATURE

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.

Altamira Therapeutics Ltd.

By:	/s/ Thomas Meyer
	Name:	Thomas Meyer
	Title:	Chief Executive Officer

Date: April 30, 2025

Altamira Therapeutics Ltd. 6-K