МХБ-ийн “Үнэт цаасны үнийн индекс тооцоолох журам”-ын дагуу бүртгэлтэй компаниудыг зах зээлийн үнэлгээ, арилжааны өдрийн дундаж гүйлгээ, арилжаанд орсон өдрийн тоо, төвлөрлийн байдал зэрэг үзүүлэлтүүдээр үнэлж, ТОП-20 индексийн багцыг бүрдүүлэх ба багцыг жил бүр шинэчилдэг.
2020 онд дараах үнэт цааснууд ТОП-20 индексийн багцыг бүрдүүлж байна. Үүнд:
| № | Symbol | Company name | Closing price | Market Cap | Business description |
|---|---|---|---|---|---|
| 1 | TTL | Tavantolgoi | 7,045 | 371,026,334,000 | Coal mining |
| 2 | GOV | Gobi | 219 | 170,454,581,250 | Textile production |
| 3 | APU | APU | 608 | 646,576,588,871 | Food production |
| 4 | SUU | Suu | 200 | 68,820,576,981 | Food production |
| 5 | LEND | LendMN | 32 | 24,631,376,821 | Financial services |
| 6 | MNP | Mongolian post | 717 | 71,420,351,953 | Postal service |
| 7 | MBW | Mongol Basalt | 177 | 9,988,065,680 | Building materials |
| 8 | AIC | Ard Insurance | 841 | 21,014,250,000 | Financial services |
| 9 | MNDL | Mandal Insurance | 49 | 30,278,627,600 | Financial services |
| 10 | BDS | B D Sec | 850 | 11,640,650,550 | Financial services |
| 11 | AARD | Ard financial group | 3,173 | 90,793,056,499 | Financial services |
| 12 | MIK | Mongolian Mortgage Corporation | 11,500 | 238,157,180,000 | Financial services |
| 13 | ADU | Khuvsgul altan duulga | 635 | 9,991,059,658 | Food production |
| 14 | ADB | Ard credit | 84 | 22,979,077,716 | Financial services |
| 15 | ERDN | Erdene Resource Development Corporation | 950 | 254,491,161,350 | Geology & Exploration |
| 16 | INV | Invescore NBFI JSC | 2,950 | 211,597,358,100 | Financial services |
| 17 | MFC | Monos khuns | 67 | 27,270,323,548 | Food production |
| 18 | SHG | Sharyn Gol | 850 | 8,644,705,700 | Coal mining |
| 19 | TUM | Tumen shuvuut | 180 | 35,940,000,000 | Food production |
| 20 | UID | Ulsyn ikh delguur | 1,350 | 47,418,359,850 | Retail |
