
Alexander Bublik defeated Roberto Quiroz 6-4 7-6 in the Leon CH quarter-final on hard. The upset overturned the form book — Roberto Quiroz came in defending last year's semi-final.
No previous meetings on record.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Per-surface Serve / Return Rating (0–100, percentile within the hard field, opponent-adjusted over 52 weeks). About
Averages over each player's completed matches in the selected window (200 vs 181). ATP, WTA & Challenger.