Boss Open - Stuttgart Predictions 2026

The Boss Open - Stuttgart is a ATP Tour event played on grass courts in Stuttgart. Uppset is currently tracking 12 predictions for this tournament across June 7, 2026–June 14, 2026, spanning the first round, second round, quarter-final, semi-final and final. Each prediction below is generated by our statistical model and links to a full match breakdown with head-to-head context, form and a projected scoreline.

The strongest names in the Boss Open - Stuttgart field right now are Ben Shelton (No. 5), Taylor Fritz (No. 9), Alexander Bublik (No. 11), Jiri Lehecka (No. 12), Tommy Paul (No. 21) and Frances Tiafoe (No. 22). Grass is the fastest surface on tour — low, skidding bounces reward big serving and early ball-striking, which keeps margins thin and upsets frequent.

The standout matchup is Shelton vs Fritz in the final, where our model leans toward Shelton for a 2-1 scoreline.

Across these 12 matches, the model backs the higher-ranked player in 3 and calls a potential upset in 9. The boldest call is Shimabukuro (No. 104) over a No. 5 opponent.