Masterbeef Group (NASDAQ: MB) director discloses 9,016,875-share stake

Rhea-AI Filing Summary

MASTERBEEF GROUP director and large shareholder reports indirect holdings. Director and 10% owner Chau Oi Wai has filed an initial ownership statement showing indirect beneficial ownership of 9,016,875 Ordinary Shares of MASTERBEEF GROUP. These shares are held by Galaxy Shine Company Limited, where Chau Oi Wai owns about 27.27% of the ordinary shares and serves on its board, giving shared voting and investment power over this stake.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Chau Oi Wai

Role Director, 10% Owner

Type	Security	Shares	Price	Value
holding	Ordinary Shares, par value $0.0005	--	--	--

Holdings After Transaction: Ordinary Shares, par value $0.0005 — 9,016,875 shares (Indirect, See Footnote No.)

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

OMB APPROVAL

OMB Number:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

Chau Oi Wai

(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)
03/18/2026

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 Wai	03/24/2026
	** 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 MASTERBEEF GROUP (MB) Form 3 filing disclose?

The Form 3 discloses that director and 10% owner Chau Oi Wai indirectly holds 9,016,875 Ordinary Shares of MASTERBEEF GROUP through Galaxy Shine Company Limited, establishing initial beneficial ownership with shared voting and investment power over this significant stake.

How many MASTERBEEF GROUP (MB) shares are reported in this Form 3?

The filing reports indirect beneficial ownership of 9,016,875 Ordinary Shares. These shares are not held personally by Chau Oi Wai, but through Galaxy Shine Company Limited, a British Virgin Islands company in which Chau Oi Wai owns approximately 27.27% of the ordinary shares.

How does Chau Oi Wai hold MASTERBEEF GROUP (MB) shares indirectly?

The shares are held by Galaxy Shine Company Limited, a British Virgin Islands entity. Chau Oi Wai owns about 27.27% of Galaxy Shine’s ordinary shares and serves on its board, which leads to deemed shared voting and investment power over MASTERBEEF GROUP shares held by Galaxy Shine.

Is there any buy or sell transaction in this MASTERBEEF GROUP (MB) Form 3?

No specific buy or sell transaction is reported. The Form 3 functions as an initial statement of beneficial ownership, showing an existing indirect holding of 9,016,875 Ordinary Shares rather than documenting a new purchase, sale, or option exercise.

What insider role does Chau Oi Wai have at MASTERBEEF GROUP (MB)?

Chau Oi Wai is identified as both a director and a 10% owner of MASTERBEEF GROUP. This dual status triggers the Form 3 reporting obligation, requiring disclosure of indirect holdings in the company’s Ordinary Shares through Galaxy Shine Company Limited.

What is Galaxy Shine Company Limited’s role in MASTERBEEF GROUP (MB) ownership?

Galaxy Shine Company Limited holds the 9,016,875 MASTERBEEF GROUP Ordinary Shares reported. Because Chau Oi Wai owns about 27.27% of Galaxy Shine’s ordinary shares and sits on its board, they are deemed to share voting and investment power over this indirect stake.