The Swiss Super League's most clean sheets market for 2026-27 sits at an even 50% across all 12 teams because the campaign is only a handful of matchdays old, with no side establishing sustained defensive dominance. Early results show mixed records, as teams like Lugano and Sion have kept sheets in limited fixtures while others concede at varying rates amid high-scoring games. Summer reinforcements—such as Young Boys adding backline depth to address prior vulnerabilities—along with squad continuity at clubs like Basel and St. Gallen, create comparable defensive profiles heading into a split-format season. Goalkeeper form, set-piece organization, and fixture congestion will likely separate contenders as the schedule intensifies, leaving the race wide open in the absence of a clear frontrunner.