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 August 2025

Commission File Number: 001-38313

Amber International Holding Limited

(Registrant’s name)

1 Wallich Street, #30-02 Guoco Tower, Singapore 078881

Tel: +65 60220228

(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 x Form 40-F ¨

TABLE OF CONTENTS

Exhibit 99.1 Amber International Holding Limited Announces New Directors and Executive Officers

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.

		Amber International Holding Limited

	By:	/s/ Josephine Ngai
	Name:	Josephine Ngai
	Title:	Chief Financial Officer

Date: August 21, 2025

Amber International Holding Ltd 6-K