Game |
| Result | Moves |
Year | Event/Locale | Opening |
1. M Ankerst vs S Kosanski |
| 1-0 | 21 | 1960 | Yugoslav Junior Championship | B22 Sicilian, Alapin |
2. S Kosanski vs Velimirovic |
| 0-1 | 14 | 1960 | Yugoslav Junior Championship | C46 Three Knights |
3. S Kosanski vs M Mulahmic |
| 1-0 | 23 | 1970 | Yugoslav Championship | B32 Sicilian |
4. D Gliksman vs S Kosanski |
| 1-0 | 44 | 1971 | Yugoslav First League | A60 Benoni Defense |
5. S Kosanski vs I Kapic |
| 1-0 | 67 | 1971 | Yugoslav First League | C49 Four Knights |
6. D Sahovic vs S Kosanski |
| 1-0 | 53 | 1971 | Yugoslav First League | B27 Sicilian |
7. S Kosanski vs P Ostojic |
| 0-1 | 42 | 1971 | Yugoslav First League | B93 Sicilian, Najdorf, 6.f4 |
8. S Kosanski vs V Bukal Sr |
| ½-½ | 12 | 1971 | Yugoslav First League | C96 Ruy Lopez, Closed |
9. B Ivanovic vs S Kosanski |
| 1-0 | 36 | 1972 | Sarajevo | B01 Scandinavian |
10. S Kosanski vs S Tatai |
| 1-0 | 35 | 1972 | Sarajevo | B93 Sicilian, Najdorf, 6.f4 |
11. D Rajkovic vs S Kosanski |
| 0-1 | 40 | 1972 | Sarajevo | A27 English, Three Knights System |
12. Keres vs S Kosanski |
| ½-½ | 20 | 1972 | Sarajevo | B08 Pirc, Classical |
13. S Kosanski vs M Vukic |
| 0-1 | 28 | 1972 | Sarajevo | B11 Caro-Kann, Two Knights, 3...Bg4 |
14. Z Basagic vs S Kosanski |
| ½-½ | 15 | 1972 | Sarajevo | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
15. S Kosanski vs D Minic |
| 1-0 | 43 | 1972 | Sarajevo | B56 Sicilian |
16. V Bukal Sr vs S Kosanski |
| ½-½ | 15 | 1972 | Sarajevo | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
17. S Kosanski vs Jansa |
| 0-1 | 39 | 1972 | Sarajevo | B46 Sicilian, Taimanov Variation |
18. Szabo vs S Kosanski |
 | 1-0 | 41 | 1972 | Sarajevo | A04 Reti Opening |
19. S Kosanski vs Hort |
| 0-1 | 42 | 1972 | Sarajevo | B57 Sicilian |
20. R Bogdanovic vs S Kosanski |
| ½-½ | 25 | 1972 | Sarajevo | B06 Robatsch |
21. S Kosanski vs Matulovic |
| ½-½ | 55 | 1972 | Sarajevo | B47 Sicilian, Taimanov (Bastrikov) Variation |
22. B Gasic vs S Kosanski |
| ½-½ | 16 | 1972 | Sarajevo | C64 Ruy Lopez, Classical |
23. S Kosanski vs Petrosian |
| ½-½ | 71 | 1972 | Sarajevo | B40 Sicilian |
24. S Kosanski vs S D Radosavljevic |
| 1-0 | 31 | 1974 | Yugoslav First League | B31 Sicilian, Rossolimo Variation |
25. V Raicevic vs S Kosanski |
| 1-0 | 51 | 1974 | Yugoslav First League | A29 English, Four Knights, Kingside Fianchetto |