Amber International (AMBR) CPO discloses 4,177,360 indirect share holdings

Rhea-AI Filing Summary

Amber International Holding Ltd director and Chief Product Officer BAO YI CAIUS has filed an initial ownership report on Form 3. The filing shows indirect beneficial ownership of 4,177,360 Class A ordinary shares, par value $0.001 per share. These shares are registered in the name of Purplestone Wealth LLC, with Pioneer Revolution Holding Limited as Purplestone’s sole member and manager, and Pioneer wholly owned by the reporting person. The Form 3 does not report any recent share purchases or sales, but establishes the scale and structure of the insider’s existing stake through affiliated entities.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider BAO YI CAIUS

Role Chief Product Officer

Type	Security	Shares	Price	Value
holding	Class A ordinary shares, par value $0.001 per share	--	--	--

Holdings After Transaction: Class A ordinary shares, par value $0.001 per share — 4,177,360 shares (Indirect, See Footnote)

Footnotes (1)

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Understanding Insider Trading Forms →

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person^*

BAO YI CAIUS

(Last) (First) (Middle)

#30-02, GUOCO TOWER

1 WALLICH STREET

(Street)

SINGAPORE 078881

(City) (State) (Zip)

SINGAPORE

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
03/18/2026

3. Issuer Name and Ticker or Trading Symbol
Amber International Holding Ltd [ AMBR ]

3a. Foreign Trading Symbol

5. If Amendment, Date of Original Filed (Month/Day/Year)

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Product Officer

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Class A ordinary shares, par value $0.001 per share	4,177,360	I	See Footnote(1)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Purplestone Wealth LLC ("Purplestone") is the record holder of the Class A ordinary shares reported herein. Pioneer Revolution Holding Limited is the sole member and manager of Purplestone and is wholly owned by the Reporting Person.

Remarks:

Exhibit 24 - Power of Attorney

	/s/ Yi Bao	03/18/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 3: SEC 1473 (03-26)

FAQ

What does the Amber International (AMBR) Form 3 filing by BAO YI CAIUS show?

The Form 3 shows BAO YI CAIUS indirectly owns 4,177,360 Class A ordinary shares of Amber International. This is an initial ownership report, establishing his existing stake as a director and Chief Product Officer, without indicating any recent share purchases or sales.

How many Amber International (AMBR) shares are reported as indirectly owned?

The filing reports indirect beneficial ownership of 4,177,360 Class A ordinary shares. These shares are not held directly by BAO YI CAIUS but through an entity structure, clarifying how his economic interest in Amber International is organized for disclosure purposes.

Who is the record holder of the AMBR shares in this Form 3 filing?

Purplestone Wealth LLC is the record holder of the Class A ordinary shares. Pioneer Revolution Holding Limited is the sole member and manager of Purplestone, and Pioneer is wholly owned by BAO YI CAIUS, linking his beneficial ownership to these indirectly held shares.

Does the Amber International (AMBR) Form 3 indicate any recent insider buying or selling?

No recent buying or selling activity is indicated in this Form 3. It functions as an initial statement of beneficial ownership, listing 4,177,360 indirectly held shares rather than documenting a new transaction in Amber International stock.

What is BAO YI CAIUS’s role at Amber International (AMBR) according to the Form 3?

BAO YI CAIUS is identified as both a director and an officer, serving as Chief Product Officer. The Form 3 links this leadership role with indirect beneficial ownership of 4,177,360 Class A ordinary shares in Amber International Holding Ltd.

How is the ownership structure of AMBR shares described in the Form 3 footnote?

The footnote explains Purplestone Wealth LLC holds the reported shares, with Pioneer Revolution Holding Limited as Purplestone’s sole member and manager. Pioneer is wholly owned by BAO YI CAIUS, clarifying his indirect beneficial ownership through these related entities.