Exhibit 99 PATTERSON COMPANIES | 1031 Mendota Heights Road | Saint Paul, MN 55120 NEWS RELEASE PATTERSON COMPANIES REPORTS FISCAL 2024 THIRD QUARTER OPERATING RESULTS • Third quarter reported net sales increased 1.0 percent year-over-year to $1.62 billion. • Internal sales increased 0.3 percent year-over-year, driven by dental consumables growth of 6.3 percent; excluding certain infection control products, internal sales of dental consumables increased 7.2 percent year-over-year. • Delivered third quarter G ...