ONE LEVEL DEEPER
CSGP
CoStar Group, Inc.
CONVERGENCE
WHERE 5 FRAMEWORKS LAND

At 149x earnings, CoStar burns $150.6M quarterly while insiders buy 122,887 shares and institutions dump 237 positions. The business that grew revenue 18.7% by spending 34.7% of it on infrastructure has split Wall Street's legends down the middle — not on whether it's expensive (they all agree it is), but on whether the destruction of value today plants seeds for tomorrow's monopoly.

WHERE THEY AGREE

The 94% renewal rates and 0.978 correlation with inflation prove genuine pricing power

94% renewal rate in Q4'25 with revenue tracking CPI at 0.978 correlation, creating inflation-protected revenue streams.

Buffett · Mauboussin · Lynch

Value destruction is mathematically undeniable at current burn rates

ROIC of 0.39% vs WACC of 8.16% destroys value at 7.77% annually while FCF turned negative $150.6M in Q4'25.

Buffett · Graham · Marks · Lynch

The valuation has completely disconnected from any traditional framework

Price sits 199% above DCF value of $13.36 with 0.17% earnings yield vs 4.33% treasuries — even Mauboussin admits 'extreme valuation multiples.'

Graham · Marks · Buffett · Lynch · Mauboussin
WHERE THEY DISAGREE

Is burning $150.6M quarterly at 34.7% capex intensity building a moat or digging a grave?

MAUBOUSSIN

Infrastructure investment today creates tomorrow's monopoly returns

Market implies only 7.41% growth vs 18.7% actual, suggesting dramatic underestimation of growth potential from current investments.

VS
BUFFETT · MARKS · GRAHAM

Capital destruction at record rates while margins collapse to all-time lows

Gross margins fell to 73.9% (lowest ever) while capex surged from 7.5% to 34.7% of revenue, turning positive OCF into -$150.6M FCF.

Does 94% renewal rate business deserve any premium when it earns 0.17% vs 4.33% risk-free?

LYNCH · MAUBOUSSIN

Subscription stickiness and pricing power justify looking past current metrics

94% renewals with improving trend from 93.3% while maintaining 74% gross margins on core product suggests durable competitive advantage.

VS
GRAHAM · BUFFETT · MARKS

No moat justifies accepting -4.16% spread to treasuries at 149x earnings

Would a rational owner pay $39.91 to receive $0.27 annually (0.67% yield) while funding endless capital needs when treasuries pay 4.33% risk-free?

CONSENSUS RISKHIGH

The 40-point spread masks a deeper truth: even the bulls admit extreme overvaluation while betting on expectations gaps. When your bull case requires the market to be wrong about growth by 11 percentage points, consensus becomes irrelevant.

THE BLIND SPOT

All five frameworks miss the simultaneous extremes hitting in Q4'25: gross margins at all-time lows (73.9%), liquidity at 10-year lows (2.84 current ratio), and zero stock compensation for the first time ever. This isn't just an investment cycle — it's a fundamental restructuring happening at the worst possible valuation.

THE QUESTION

When insiders buy 122,887 shares of a company burning $150.6M quarterly at 149x earnings while 237 institutional investors head for the exits, who exactly is the smart money?

DIVE INTO ANY FRAMEWORK
Michael Mauboussin framework
The Expectations Engineer
Leaning Bullish
Peter Lynch framework
The Everyday Edge
Neutral
Warren Buffett framework
The Owner-Operator
Leaning Bearish
Benjamin Graham framework
The Value Architect
Bearish
Howard Marks framework
The Cycle Whisperer
Bearish
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EDUCATIONAL ONLY · NOT FINANCIAL ADVICE5 frameworks