Data from SET website as at August 16, 2021
| No. | Shareholders | No. of ordinary shares | Percent of total shares |
| 1. | HIS MAJESTY KING MAHA VAJIRALONGKORN PHRA VAJIRAKLAOCHAOYUHUA | 403,647,840 | 33.64 |
| 2. | THAI NVDR COMPANY LIMITED | 134,791,774 | 11.23 |
| 3. | SOCIAL SECURITY OFFICE | 48,146,150 | 4.01 |
| 4. | SOUTH EAST ASIA UK (TYPE C) NOMINEES LIMITED | 33,082,900 | 2.76 |
| 5. | STATE STREET EUROPE LIMITED | 29,269,264 | 2.44 |
| 6. | RANDERY BARAH MAKAN CO., LTD | 15,205,600 | 1.27 |
| 7. | SCG FOUNDATION | 13,347,300 | 1.11 |
| 8. | THE BANK OF NEW YORK MELLON | 10,941,896 | 0.91 |
| 9. | SIAM CEMENT GENERAL MANAGER FOUNDATION | 7,647,800 | 0.64 |
| 10. | นาย ศักดิ์ นานา | 7,502,400 | 0.63 |