Yves Stocker (Glarus, SUI) won 6-3 over Bjorn Jungen (Bern, SUI) in the Final of the Adelboden International, held September 2 - 5, 2021 in Adelboden, Switzerland. To advance to the championship game, Stocker won 9-2 over Sergei Glukhov (Moscow, RUS) in the semifinals of the 2021 Adelboden International in Adelboden, Switzerland; and won 5-2 over Noe Traub (Lausanne, SUI) in the quarterfinals.
 
Stocker finished 4-0 in the 20-team qualifying round. . In their opening game, Stocker defeated Pascal Matti (Gstaad, SUI) 5-3, then won 7-2 against Steffen Walstad (Oslo, NOR) and 7-6 against Luca Rizzolli (Trentino, ITA). Stocker won 8-2 against Dean Huerlimann (Zug, SUI) in their final qualifying round match.
 
. For week 6 of the event schedule, Stocker did not improve upon their best events, remaining at th place on the World Ranking Standings with total points. Stocker ranks th overall on the Year-to-Date rankings with points earned so far this season.