11/04/2025
📉 Warning Signs for the Stock Market? The CAPE Ratio Says “Buckle Up.”
Ever heard of the ratio? It’s one of the most respected tools use to measure whether the is cheap or overpriced — and right now, it’s flashing red.
🔍 The CAPE ratio (created by Nobel Prize–winning Robert Shiller) compares today’s prices to the average of the past 10 years of adjusted earnings.
When this number is high, history says: future returns tend to be weak.
Here’s a quick look back 👇
📊 1929 (before the Great Depression): CAPE near 30 — followed by a .
💥 2000 (dot-com bubble): CAPE hit 44 — then the market lost nearly 50%.
📉 2021-2025: CAPE has again climbed above 40 — historically linked with low or even negative real returns over the following decade.
⚠️ That doesn’t mean a crash tomorrow — but it does mean we’re in expensive territory.
💡 This is where the wisdom of Benjamin Graham (Warren Buffett’s mentor) and Seth Klarman comes in:
They taught the principle of the Margin of Safety — the idea that you should never pay full price for optimism. Always buy with a buffer so that if things go wrong, you’re still protected.
When valuations are sky-high, that margin of safety disappears. So:
âś… Be cautious.
âś… Be patient.
âś… Focus on true value, not hype.
As Seth Klarman wrote: “The best investors care more about not losing money than about making it.”
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🧠Bottom line: The CAPE ratio is warning that the next decade could bring slower returns or turbulence ahead. History doesn’t repeat — but it rhymes. Stay humble, stay patient, and protect your margin of safety.
The Wall Street Journal
Link in description below 👇