SGI: Report on ownership changes of major shareholders holding 5% or more shares

1. Name of individual: Mr. Mach Quoc Phong
2. Name of organization: Hung Phuc Investment Joint Stock Company
- Current position in the public company: Major shareholders
- Relationship with the individual/organization: Mr. Mach Quoc Phong is the Manager of Hung Phuc Investment Joint Stock Company
2.2. Name of affiliated individual: Ms. To My Phan
- Current position in the public company: None
- Relationship with the individual/organization: Spouse of Mr. Mach Quoc Phong
3. Stock code: SGI
4. Number of shares held before the transaction: 0 shares (0%)
5. Number of shares bought: 2,100,802 shares
6. Number of shares held after the transaction: 2,100,802 shares (2.78%)
7. Number of shares held by affiliated person:
- Hung Phuc Investment Joint Stock Company: 13,944,429 shares (18.48%)
- Ms. To My Phan: 713,133 shares (0.94%)
8. Number of shares held affiliated person after the transaction: 16,757,644 shares (22.2%)
9. Reason for change: Portfolio structure
10. Trading date: 10/05/2023 (May 10, 2023)