| Name of Company | Name of Management | Relationship to Management | Types of Securities | Transaction Date | Amount | Average Price (baht) | The methods of Acquisition/Disposition | Remark |
|---|
| DIAMOND BUILDING PRODUCTS PUBLIC COMPANY LIMITED (DRT) | Miss PEACHAYANANT LORVORALAK | Reporter | Common Share | 11/02/2020 | 5,000 | 6.40 | Purchase | Link |
| DIAMOND BUILDING PRODUCTS PUBLIC COMPANY LIMITED (DRT) | Miss PEACHAYANANT LORVORALAK | Reporter | Common Share | 23/03/2020 | 9,000 | 4.44 | Purchase | Link |
| DIAMOND BUILDING PRODUCTS PUBLIC COMPANY LIMITED (DRT) | Miss PEACHAYANANT LORVORALAK | Reporter | Common Share | 22/06/2020 | 11,000 | 5.45 | Purchase | Link |
| DIAMOND BUILDING PRODUCTS PUBLIC COMPANY LIMITED (DRT) | Mr. CHAIYUT SRIVIKORN | Reporter | Common Share | 13/08/2021 | 26,400 | 7.20 | Purchase | Link |
| DIAMOND BUILDING PRODUCTS PUBLIC COMPANY LIMITED (DRT) | Mr. CHAIYUT SRIVIKORN | Reporter | Common Share | 24/08/2021 | 4,585,500 | - | Acceptance of Transfer | Link |
| DIAMOND BUILDING PRODUCTS PUBLIC COMPANY LIMITED (DRT) | Mr. CHAIYUT SRIVIKORN | Reporter | Common Share | 25/10/2021 | 1,054,200 | - | Acceptance of Transfer | Link |
| DIAMOND BUILDING PRODUCTS PUBLIC COMPANY LIMITED (DRT) | Mr. MAITREE TAWONATIWASNA | Spouse / Cohabiting Couple (Mrs.Pranee Tawonatiwasna) | Common Share | 02/03/2020 | 100,000 | 5.85 | Purchase | Link |
| DIAMOND BUILDING PRODUCTS PUBLIC COMPANY LIMITED (DRT) | Mr. MAITREE TAWONATIWASNA | Spouse / Cohabiting Couple (Mrs.Pranee Tawonatiwasna) | Common Share | 03/03/2020 | 2,100 | 5.95 | Purchase | Link |
| DIAMOND BUILDING PRODUCTS PUBLIC COMPANY LIMITED (DRT) | Mr. MAITREE TAWONATIWASNA | Spouse / Cohabiting Couple (Mrs.Pranee Tawonatiwasna) | Common Share | 04/03/2020 | 43,900 | 5.95 | Purchase | Link |
| DIAMOND BUILDING PRODUCTS PUBLIC COMPANY LIMITED (DRT) | Mr. MAITREE TAWONATIWASNA | Spouse / Cohabiting Couple (Mrs.Pranee Tawonatiwasna) | Common Share | 04/03/2020 | 4,000 | 6.00 | Purchase | Link |
| DIAMOND BUILDING PRODUCTS PUBLIC COMPANY LIMITED (DRT) | Mr. MAITREE TAWONATIWASNA | Spouse / Cohabiting Couple (Mrs.Pranee Tawonatiwasna) | Common Share | 09/03/2020 | 100,000 | 5.55 | Purchase | Link |
| DIAMOND BUILDING PRODUCTS PUBLIC COMPANY LIMITED (DRT) | Mr. MAITREE TAWONATIWASNA | Spouse / Cohabiting Couple (Mrs.Pranee Tawonatiwasna) | Common Share | 24/03/2020 | 50,000 | 4.57 | Purchase | Link |
| DIAMOND BUILDING PRODUCTS PUBLIC COMPANY LIMITED (DRT) | Mr. MAITREE TAWONATIWASNA | Spouse / Cohabiting Couple (Mrs.Pranee Tawonatiwasna) | Common Share | 23/06/2020 | 100,000 | 5.44 | Purchase | Link |
| DIAMOND BUILDING PRODUCTS PUBLIC COMPANY LIMITED (DRT) | Mr. MAITREE TAWONATIWASNA | Spouse / Cohabiting Couple (Mrs.Pranee Tawonatiwasna) | Common Share | 20/09/2021 | 155,000 | 7.33 | Purchase | Link |
| DIAMOND BUILDING PRODUCTS PUBLIC COMPANY LIMITED (DRT) | Mr. MAITREE TAWONATIWASNA | Spouse / Cohabiting Couple (Mrs.Pranee Tawonatiwasna) | Common Share | 21/09/2021 | 45,000 | 7.30 | Purchase | Link |
| DIAMOND BUILDING PRODUCTS PUBLIC COMPANY LIMITED (DRT) | Mr. PRAKIT PRADIPASEN | Spouse / Cohabiting Couple (Mrs.Satri Pradipasen ) | Common Share | 04/10/2019 | 80,000 | 5.98 | Purchase | Link |
| DIAMOND BUILDING PRODUCTS PUBLIC COMPANY LIMITED (DRT) | Mr. PRAKIT PRADIPASEN | Spouse / Cohabiting Couple (Mrs.Satri Pradipasen ) | Common Share | 26/03/2020 | 20,000 | 4.90 | Purchase | Link |
| DIAMOND BUILDING PRODUCTS PUBLIC COMPANY LIMITED (DRT) | Mr. PRAKIT PRADIPASEN | Spouse / Cohabiting Couple (Mrs.Satri Pradipasen ) | Common Share | 11/08/2020 | 100,000 | 6.35 | Purchase | Link |
| DIAMOND BUILDING PRODUCTS PUBLIC COMPANY LIMITED (DRT) | Mr. PRAKIT PRADIPASEN | Spouse / Cohabiting Couple (Mrs.Satri Pradipasen ) | Common Share | 18/05/2021 | 50,000 | 7.15 | Purchase | Link |
| DIAMOND BUILDING PRODUCTS PUBLIC COMPANY LIMITED (DRT) | Mr. PRAKIT PRADIPASEN | Spouse / Cohabiting Couple (Mrs.Satri Pradipasen ) | Common Share | 14/09/2021 | 20,000 | 7.35 | Purchase | Link |
| DIAMOND BUILDING PRODUCTS PUBLIC COMPANY LIMITED (DRT) | Mr. SATID SUDBUNTAD | Reporter | Common Share | 02/06/2020 | 211,300 | 5.40 | Purchase | Link |
| DIAMOND BUILDING PRODUCTS PUBLIC COMPANY LIMITED (DRT) | Mr. SATID SUDBUNTAD | Reporter | Common Share | 04/06/2020 | 288,700 | 5.50 | Purchase | Link |
| DIAMOND BUILDING PRODUCTS PUBLIC COMPANY LIMITED (DRT) | Mr. SATID SUDBUNTAD | Reporter | Common Share | 12/06/2020 | 500,000 | 5.46 | Purchase | Link |
| DIAMOND BUILDING PRODUCTS PUBLIC COMPANY LIMITED (DRT) | Mr. SUNTHORN SUWANNAJADE | Reporter | Common Share | 09/03/2020 | 150,000 | 5.55 | Purchase | Link |
| DIAMOND BUILDING PRODUCTS PUBLIC COMPANY LIMITED (DRT) | Mr. WARAYU PRADIPASEN | Reporter | Common Share | 11/08/2020 | 25,000 | 6.35 | Purchase | Link |
| DIAMOND BUILDING PRODUCTS PUBLIC COMPANY LIMITED (DRT) | Mr. WARAYU PRADIPASEN | Reporter | Common Share | 18/11/2020 | 25,000 | 5.90 | Purchase | Link |
| DIAMOND BUILDING PRODUCTS PUBLIC COMPANY LIMITED (DRT) | Mr. WARAYU PRADIPASEN | Reporter | Common Share | 22/12/2020 | 10,000 | 5.70 | Purchase | Link |
