| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. R Ekstrom vs R Dieks |
| 1-0 | 41 | 1975 | NED-SWE Telex Match | A79 Benoni, Classical, 11.f3 |
| 27. R Ekstrom vs S Lahtela |
| 1-0 | 68 | 1975 | Berlin U20 1975/76 | B88 Sicilian, Fischer-Sozin Attack |
| 28. R Ekstrom vs N J Fries-Nielsen |
| 0-1 | 41 | 1975 | Berlin U20 1975/76 | B40 Sicilian |
| 29. J Fleck vs R Ekstrom |
| ½-½ | 33 | 1975 | Berlin U20 1975/76 | C91 Ruy Lopez, Closed |
| 30. B Kouatly vs R Ekstrom |
| 0-1 | 48 | 1975 | Berlin U20 1975/76 | E16 Queen's Indian |
| 31. R Ekstrom vs D Goodman |
| ½-½ | 23 | 1975 | Berlin U20 1975/76 | E98 King's Indian, Orthodox, Taimanov, 9.Ne1 |
| 32. R Ekstrom vs D Hansson |
| ½-½ | 74 | 1976 | Sweden | B93 Sicilian, Najdorf, 6.f4 |
| 33. W Hartmann vs R Ekstrom |
| ½-½ | 42 | 1976 | Berlin U20 1975/76 | C33 King's Gambit Accepted |
| 34. R Ekstrom vs T Raupp |
| ½-½ | 33 | 1976 | Berlin U20 1975/76 | B42 Sicilian, Kan |
| 35. R Ekstrom vs P Ammann |
| 1-0 | 40 | 1976 | Berlin U20 1975/76 | B86 Sicilian, Fischer-Sozin Attack |
| 36. R Ekstrom vs K Kaiszauri |
| ½-½ | 41 | 1977 | Swedish Championship | B07 Pirc |
| 37. R Ekstrom vs P Ostberg |
| ½-½ | 50 | 1977 | Swedish Championship | C19 French, Winawer, Advance |
| 38. R Ekstrom vs A Ornstein |
| ½-½ | 49 | 1977 | Swedish Championship | C46 Three Knights |
| 39. R Ekstrom vs C Carleson |
| 1-0 | 42 | 1977 | Swedish Championship | C47 Four Knights |
| 40. P Helmertz vs R Ekstrom |
| ½-½ | 23 | 1977 | Swedish Championship | B72 Sicilian, Dragon |
| 41. T Wedberg vs R Ekstrom |
 | 1-0 | 26 | 1977 | Swedish Championship | B32 Sicilian |
| 42. R Ekstrom vs H Schussler |
| ½-½ | 42 | 1977 | Swedish Championship | B93 Sicilian, Najdorf, 6.f4 |
| 43. R Ekstrom vs B Hammar |
| ½-½ | 40 | 1977 | Swedish Championship | B23 Sicilian, Closed |
| 44. B Bengtsson vs R Ekstrom |
| 1-0 | 41 | 1977 | Swedish Championship | C40 King's Knight Opening |
| 45. B Jansson vs R Ekstrom |
| ½-½ | 45 | 1977 | Swedish Championship | E08 Catalan, Closed |
| 46. R Ekstrom vs D Hansson |
| ½-½ | 41 | 1977 | Swedish Championship | B40 Sicilian |
| 47. G Svensson vs R Ekstrom |
| 0-1 | 53 | 1977 | Swedish Championship | D30 Queen's Gambit Declined |
| 48. L Karlsson vs R Ekstrom |
| ½-½ | 19 | 1977 | Swedish Championship | A04 Reti Opening |
| 49. G Rorvall vs R Ekstrom |
| 0-1 | 44 | 1977 | Swedish Championship | B14 Caro-Kann, Panov-Botvinnik Attack |
| 50. N Tornblom vs R Ekstrom |
| 0-1 | 32 | 1977 | Swedish Championship | B15 Caro-Kann |
Kibitzing
