The article highlights three warning signs at once: the CAPE ratio at 40.5, the second-highest reading in 150 years; the Federal Reserve's first rate hikes in years; and margin debt up 49% over the past year. It notes these are not perfect predictors, as the S&P 500 rose 10.9% over the 12 months after margin debt last surged in 2025. Instead of panicking, the author suggests building cash by selling lower-conviction holdings and creating a watch list for a possible downdraft. On Alphabet, the author says the stock at 26 times forward earnings is not cheap enough to add now, and would start buying more near $300 per share.
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S&P 500Fedinterest ratesvaluationmargin debt
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Related tickers and likely impact
QQQ
▼ Likely negativeInvesco QQQ Trust
Relevance: medium
| Market | US stocks |
|---|---|
| Sector | ETF |
| Close on 10/20/2026 | 717.52 |
| Change that session | -0.12% |
SPY
▼ Likely negativeSPDR S&P 500 ETF
Relevance: medium
| Market | US stocks |
|---|---|
| Sector | ETF |
| Close on 10/20/2026 | 769.01 |
| Change that session | +0.33% |
Impact is scored by AI from the headline and may be wrong. It is not investment advice.
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