Top ten largest shareholders of STA according to the book closure date as of 03 March 2025, are as follows:
| No. | Name | No. of Shares | % |
| 1. | SRI TRANG HOLDINGS CO., LTD | 344,190,629 | 22.41 |
| 2. | Mr. Viyavood Sincharoenkul | 132,987,509 | 8.66 |
| 3. | Thai NVDR Co., Ltd | 120,473,997 | 7.84 |
| 4. | THE CENTRAL DEPOSITORY(PTE)LIMITED-LISTED SECURITIES | 57,842,206 | 3.77 |
| 5. | Mrs. Promsuk Sinchareonkul | 47,160,000 | 3.07 |
| 6. | LGT BANK (SINGAPORE) LTD | 38,915,640 | 2.53 |
| 7. | Mr. Vitchaphol Sincharoenkul | 34,100,000 | 2.22 |
| 8. | Mr. Vitanath Sincharoenkul | 28,530,000 | 1.86 |
| 9. | SOUTH EAST ASIA UK (TYPE C) NOMINEES LIMITED | 27,934,019 | 1.82 |
| 10. | นาย สมภพ ติงธนาธิกุล | 25,000,000 | 1.63 |