[Form 3] MASTERBEEF GROUP Initial Statement of Beneficial Ownership

Rhea-AI Filing Summary

MASTERBEEF GROUP director and 10% owner Chau Oi Yee filed an initial Form 3 disclosing indirect beneficial ownership of 9,016,875 Ordinary Shares. These shares are held by Galaxy Shine Company Limited, a British Virgin Islands company in which Chau Oi Yee holds approximately 27.27% of the ordinary shares and serves on the board, and is therefore deemed to share voting and investment power over Masterbeef Group shares held by Galaxy Shine.

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^*

Chau Oi Yee

(Last) (First) (Middle)

UNIT 1509-10, TOWER 1,

EVER GAIN PLAZA 88 CONTAINER PORT ROAD

(Street)

KWAI CHUNG, NEW TERRITORIES, 0000

(City) (State) (Zip)

HONG KONG

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
03/19/2026

3. Issuer Name and Ticker or Trading Symbol
MASTERBEEF GROUP [ MB ]

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

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)
Ordinary Shares, par value $0.0005	9,016,875(1)	I	See Footnote No.(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. Represents the Ordinary Shares held by Galaxy Shine Company Limited, a British Virgin Islands company. The Reporting Person holds of record approximately 27.27% of the ordinary shares of Galaxy Shine Company Limited. The Reporting Person, among others, is also a member of the board of directors of Galaxy Shine Company Limited and hence is deemed to have shared voting and investment power over the Ordinary Shares of the Issuer held by Galaxy Shine Company Limited.

	/s/ Chau Oi Yee	03/19/2026
	** 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)