Basics O'Reilly Automotive, Inc. O'Reilly Automotive Inc acts as a seller of aftermarket automotive parts, tools, and accessories, serving professional and DIY (do-it-yourself) customers in the US. IPO Date: April 23, 1993 Sector: Consumer Disc Industry: Specialty Retail Market Cap: $77.95B Activated in VL: True Average Daily Range Avg Daily Range: $2.85 | 1.06% Avg Daily Range (30 D): $1.85 | 1.13% Avg Daily Range (90 D): $11.36 | 1.17% Institutional Daily Volume Avg Daily Volume: .78M Avg Daily Volume (30 D): 3.39M Avg Daily Volume (90 D): 1.35M Trade Size Avg Trade Size (Sh.): 79 Avg Trade Size (Sh.) (30 D): 55 Avg Trade Size (Sh.) (90 D): 41 Institutional Trades Total Inst.Trades: 13,910 Avg Inst. Trade: $10.63M Avg Inst. Trade (30 D): $11.2M Avg Inst. Trade (90 D): $23.82M Avg Inst. Trade Volume: .61M Avg Inst. Trades (Per Day): 2 Market Closing Trades Avg Closing Trade: $22.85M Avg Closing Trade (30 D): $83.25M Avg Closing Trade (90 D): $89.44M Avg Closing Volume: 895.17K     News Jul 22, 2025 @ 11:32 AM 1 Stock-Split Stock to Buy Hand Over Fist in July ... Source: Jeremy Bowman Jul 15, 2025 @ 7:06 AM Wall Street's Premier Stock-Split Stocks of 2025 H... Source: Sean Williams Jun 26, 2025 @ 3:04 PM 3 Notable Stocks Just Split: Which One Could Be Th... Source: Leo Miller Jun 25, 2025 @ 1:05 AM Is O'Reilly Automotive Stock a Millionaire Maker? Source: Reuben Gregg Brewer Jun 22, 2025 @ 7:06 AM The Stock Split Announcement All of Wall Street Is... Source: The Motley Fool Financials   TTM Q1 2025 Q4 2024 Basic EPS $41.05 $9.4 $9.57 Diluted EPS $40.83 $9.35 $9.52 Revenue $ 16.87B $ 4.14B $ 4.1B Gross Profit $ 8.64B $ 2.12B $ 2.1B Net Income / Loss $ 2.38B $ 538.49M $ 551.13M Operating Income / Loss $ 3.24B $ 741.47M $ 738.65M Cost of Revenue $ 8.23B $ 2.02B $ 1.99B Net Cash Flow $ 103.84M $ 60.67M $ 15.67M PE Ratio 0.00     Splits Jun 10, 2025:   15:1 Jun 16, 2005:   2:1