ONE LEVEL DEEPER
ORLY
Warren Buffett frameworkThe Owner-OperatorBenjamin Graham frameworkThe Value ArchitectMichael Mauboussin frameworkThe Expectations EngineerHoward Marks frameworkThe Cycle WhispererPeter Lynch frameworkThe Everyday Edge

At 6.4% revenue growth with a PEG of 5.3, O'Reilly exemplifies Lynch's warning about overpaying for predictable stalwarts.

cautiousNeutralconviction

A textbook stalwart with a simple story and solid fundamentals trading at a price that violates every Lynch principle of value.

THE LENSES
THE CLASSIFICATIONreliable

What type of company is this, and what should I expect?

Revenue grew 6.4% TTM with consistent quarterly growth around 6-7%
Operating margins stable at 18.8% in Q4'25 versus 20.1% in Q4'24
Earnings grew from $38.61 in 2023 to $43.52 in 2025
Large automotive parts retailer with predictable business model
Generates $1.59 billion in free cash flow annually

This framework sees a classic stalwart - the Coca-Cola of auto parts. Growing steadily at 6.4%, maintaining consistent margins, and generating reliable cash flows. Lynch appreciated stalwarts for downside protection, but only at reasonable prices.

Revenue
THE GROWTH STORYclear

Can I explain why this company grows in one sentence?

Professional customer segment growing 10%+ for multiple quarters
Revenue shows 97% correlation with inflation - perfect pricing power
Negative correlation with consumer sentiment (-89%) indicates defensive characteristics
51.8% gross margins stable despite competitive pressures

The story is beautifully simple: O'Reilly sells parts people need when cars break, and passes inflation directly to customers. This framework loves clarity, and "we fix cars" is as clear as it gets. The defensive nature during economic stress adds appeal.

Revenue by Geography
Chart: stacked_bar
THE PEG RATIOexcessive

Am I paying a fair price for the growth I'm getting?

P/E ratio of 31.81x in Q4'25 - 95th percentile over 10 years
Earnings growing approximately 6% annually
PEG ratio approximately 5.3 (31.81 P/E / 6% growth)
Market implies only 4.38% perpetual growth despite 6.4% trailing

Applying this lens reveals a disaster. A PEG of 5.3 means paying over 5 times what growth justifies. Lynch's rule was simple: PEG above 2.0 is too expensive. This violates that principle dramatically.

P/E Ratio
THE BALANCE SHEET TESTadequate

Can this company survive trouble?

Negative equity of -$7.8 billion due to aggressive buybacks
Interest coverage ratio healthy at 14.9x in Q4'25
Free cash flow positive at $1.59 billion annually
Current ratio of 1.53 indicates adequate liquidity

This framework sees a financially engineered balance sheet that still works. Despite negative equity from buybacks, the company generates strong cash flows and easily covers interest. Lynch would note the lack of a fortress balance sheet but appreciate the cash generation.

Debt / Equity
KEY NUMBERS
VERDICT

This framework sees a perfect Lynch stalwart ruined by price. O'Reilly has everything Lynch loved - a simple story, consistent growth, and pricing power that turns inflation into profits. But at 31.8x earnings with a PEG over 5, this violates his cardinal rule about overpaying for growth. The insider buying adds intrigue but doesn't overcome the valuation hurdle. Would Lynch rather own treasury bills at 4.33% or O'Reilly at 0.79% earnings yield?

This analysis applies Peter Lynch's published investment framework to publicly available financial data. It is not authored by, endorsed by, or affiliated with Peter Lynch. Educational purposes only. Not financial advice.

OTHER PERSPECTIVES
Warren Buffett framework
The Owner-Operator
Neutral
Michael Mauboussin framework
The Expectations Engineer
Neutral
Benjamin Graham framework
The Value Architect
Bearish
Howard Marks framework
The Cycle Whisperer
Bearish
Explore
AppLovin CorporationAPPFastenal CompanyFASTPalo Alto Networks, Inc.PANWWarner Bros. Discovery, Inc.WBDNetflix, Inc.NFLXApple Inc.AAPL
EDUCATIONAL ONLY · NOT FINANCIAL ADVICEv2