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

With 8.7% revenue growth, this stalwart trades at fast-grower prices of 39.2x earnings while margins compress to decade lows.

cautiousNeutralconviction

This framework sees a well-run stalwart trading at growth stock prices while margins hit decade lows — the easy money was made years ago.

THE LENSES
THE CLASSIFICATIONreliable

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

TTM revenue growth of 8.7% in Q4'25
Operating margins stable around 19% but at decade lows
$26.2B market cap industrial distributor
Consistent cash flow generator with $1.05B TTM FCF

This framework classifies Fastenal as a stalwart — the 8.7% growth falls below the 10-20% range but close enough, with the stability and cash generation that defines the category. Stalwarts offer downside protection but rarely deliver explosive returns, and Lynch would temper expectations accordingly.

Revenue
THE PEG RATIOexpensive

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

P/E ratio of 39.2x in Q4'25
TTM revenue growth of 8.7%
EPS grew from $1.05 to $1.18 YoY (12.4% growth)
PEG ratio of 3.2 (39.2 / 12.4)

Applying this lens reveals a PEG of 3.2 — well above Lynch's comfort zone of 1.0. The framework suggests paying 39x earnings for 12% earnings growth violates the fundamental principle that P/E should roughly equal growth rate. This is growth stock pricing for stalwart performance.

P/E Ratio
THE GROWTH STORYclear

Can I explain in one sentence why this company grows?

46% of Q4'25 sales through FMI vending devices at customer sites
Revenue correlates 0.971 with inflation — near perfect
83.2% revenue concentration in United States
Technology-enabled distribution creates switching costs

The growth story is clear: Fastenal embeds vending machines at customer sites that automatically reorder supplies, creating switching costs and predictable revenue. This framework appreciates the simplicity — any eleven-year-old understands a vending machine for industrial parts.

Revenue by Segment
WHERE IN THE STORYmature

Are we in the early, middle, or late innings of growth?

Gross margins compressed from 49.8% (Q1'16) to 44.3% (Q4'25)
Operating margins at 19.0%, lowest in decade
Revenue growth decelerating from double digits to 8.7%
EV/EBITDA at 120.3x, 98th percentile over 10 years

This framework sees clear late innings signals — margin compression over a decade, growth deceleration, and extreme valuations all suggest the easy gains are behind us. When margins hit decade lows while multiples hit decade highs, the story has been fully discovered and priced.

Operating Margin
KEY NUMBERS
VERDICT

Applying this framework reveals a classic Lynch dilemma: a simple, understandable business with insider buying, but trading at 3.2x PEG with margins at decade lows. The vending machine story is compelling and the 46% of sales through FMI devices creates real switching costs, but at 39x earnings this stalwart is priced like a fast grower it no longer is. Lynch taught us to love growth at a reasonable price — is 39x earnings reasonable for 8.7% growth?

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
Leaning Bullish
Benjamin Graham framework
The Value Architect
Leaning Bearish
Michael Mauboussin framework
The Expectations Engineer
Leaning Bearish
Howard Marks framework
The Cycle Whisperer
Bearish
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