The TOP-20 INDEX basket is renewed every six months, according to the Mongolian Stock Exchange “Securities index calculation regulation”. Based on 2011 semi-annual performance, the following is a new composition of the index. 1. Tavan Tolgoi 2. Shivee Ovoo 3. Shariin Gol 4. Baganuur 5. BDSec 6. APU 7. Aduunchuluun 8. Mogoin Gol 9. Khuh Gan 10. Mongolia Development Resources 11. Gobi 12. State department store 13. Genco Tour Bureau 14. Talkh Chiher 15. Remikon 16. Bayan Mongol ZB 17. Mon Tsakh Kholboo 18. Bayanteeg 19. Mongol Shiltgeen 20. Suu