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

Platform story crystal clear with 119% net retention, but PEG of 4.62 and management selling says wonderful company at wrong price.

cautiousNeutralconviction

Fast grower at 15.4% TTM revenue growth with clear platform story, but PEG ratio of 4.62 and persistent insider selling suggest paying too much for slowing growth.

THE LENSES
THE CLASSIFICATIONtransitioning

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

TTM revenue grew 15.4% to $9.89 billion
Operating margins expanded from 2.7% in Q1'24 to 15.4% in Q1'26
Subscription segment drives 53.9% of revenue, up from 35.6% in FY2019
Net retention rate of 119% among platformized customers

This framework classifies PANW as a decelerating fast grower—revenue growth dropped from 20%+ historically to 15.4% TTM, placing it between fast grower and stalwart territory. The expanding margins and platform transition show execution strength, but growth is moderating toward stalwart levels.

Revenue
THE GROWTH STORYcompelling

Can you explain in one sentence why this company grows?

Cybersecurity platform replacing point solutions with unified security
Subscription revenue grew from 35.6% to 53.9% of total from FY2019 to FY2025
119% net retention rate shows customers expand usage over time
Three segments: Subscription (53.9%), Support (26.5%), Product (19.5%)

The growth story is crystal clear: "They consolidate dozens of security tools into one platform that customers expand over time." This framework sees a textbook platform transition with evidence in the revenue mix shift and net retention metrics.

Revenue by Segment
THE PEG RATIOexpensive

Is the P/E ratio reasonable compared to the growth rate?

P/E ratio of 71.18x at $398.09
TTM revenue growth of 15.4%
PEG ratio of 4.62 (71.18 ÷ 15.4)
Market implies 4.26% perpetual growth versus 15.4% trailing

Applying this lens shows significant overvaluation—a PEG of 4.62 means paying 4.6x what growth justifies. This framework considers anything above 2.0 expensive, making PANW extremely pricey for its moderating growth rate.

P/E Ratio
WHAT THE INSIDERS KNOWconcerning

Are insiders buying with their own money?

Net selling of 2.35 million shares over past 4 quarters
Persistent selling in 18 of past 20 quarters
CEO compensation 95%+ stock-based, ranging $99.7-$151.4 million
Selling accelerated during operating margin expansion from 2.7% to 15.4%

This framework sees a clear negative signal—not one insider buying while persistent selling continues through the best operating performance in company history. When management sells during record margins, they don't believe the stock price reflects future reality.

Insider Net Buying/Selling
KEY NUMBERS
VERDICT

Applying this framework reveals a classic late-stage fast grower—great business with a clear platform story, but growth decelerating from 20%+ to 15.4% while trading at a PEG of 4.62. The persistent insider selling during record profitability confirms what the valuation suggests: wonderful company, wrong price. Would this framework rather own 71 earnings streams from treasury bonds or one from cybersecurity?

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
Michael Mauboussin framework
The Expectations Engineer
Leaning Bullish
Warren Buffett framework
The Owner-Operator
Leaning Bearish
Howard Marks framework
The Cycle Whisperer
Leaning Bearish
Benjamin Graham framework
The Value Architect
Bearish
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