O'Reilly Automotive (ORLY) on Wednesday reported Q1 earnings of $9.35 per diluted share, up from $9.20 a year earlier.
Analysts polled by FactSet expected $9.91.
Sales for the quarter ended March 31 were $4.14 billion, up from $3.98 billion a year earlier.
Analysts surveyed by FactSet expected $4.17 billion.
For fiscal 2025, the company kept its revenue guidance of $17.4 billion to $17.7 billion. Analysts expected $17.65 billion.
It now expects EPS of $42.90 to $43.40 for the year, against $42.60 to $43.10 previously. Analysts expected $44.38.
Shares were down about 2% in after-hours trading.