As of 22 March 2019, the list of company of shareholders as appearing in the registration book of shareholders is as follows:
| No. | Shareholder Name |
No. of Shares |
% |
|---|---|---|---|
| 1. | Toyota @ United Company Limited | 181,500,000 | 25.00 |
| 2. | At Holding Company Limited | 181,500,000 | 25.00 |
| 3. | Mrs. Parinda Vongvitavat | 65,133,900 | 8.97 |
| 4. | Mr. Songvit Titipunya | 53,900,000 | 7.42 |
| 5. | Thai NVDR Company Limited | 41,329,860 | 5.69 |
| 6. | Mr.Piriyarat Pattarakitkasam | 21,208,900 | 2.92 |
| 7. | Mr.Taweechat Jurangkul | 20,066,000 | 2.76 |
| 8. | N.C.B.TRUST LIMITED-NORGES BANK 5 | 12,827,000 | 1.77 |
| 9. | Krungsri Financial Focus Dividend Fund | 8,583,800 | 1.18 |
| 10. | Mr.Yol Phokasub | 4,950,000 | 0.68 |
| 11. | นายธีรวัฒน์ ตั้งเฉลิมกุล | 4,050,000 | 0.56 |
| 12. | Mr.Porntap Somboonlap | 3,641,000 | 0.50 |