20 June 2026 – 11 October 2026
On 11 October 2026, Balkanski Kotki won the Bulgarian Rugby 15 Cup for the first time in the club's history. The final against NSA at Trebich Stadium in Sofia finished 25:24, with the winner decided in the last minute.
Earlier that day, Yantra defeated Lokomotiv Sofia 36:8 in the third-place match.
The results and Balkanski Kotki's first cup title are confirmed in the Bulgarian Rugby Federation's autumn announcement.