Key takeaways
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- JPMorgan says crowding in speculative stocks has reached the 99th percentile, an “extreme” level.
- Six stocks flagged as vulnerable: Broadcom, AMD, Expedia, Estée Lauder, Invesco, Nucor.
- Recent market pullback has been led by former winners, especially tech and AI-adjacent names.
- Quants recommend hedging or rotating into low-volatility stocks.
What Happened?
JPMorgan equity-derivatives strategists warned that US equity markets are showing signs of extreme crowding in a small group of high-momentum, speculative growth stocks. After a strong rally earlier in the year, investors rotated aggressively into second-order AI beneficiaries—names expected to gain indirectly from the AI boom rather than being core platform leaders.
As markets sold off this week, those crowded trades began to unwind. Since Dec. 10, Broadcom is down more than 20%, AMD is down double digits, and several other flagged names are in the red. JPMorgan says these stocks are particularly sensitive to macro shocks and funding conditions.
Why It Matters?
Crowding increases downside risk. When too many investors are positioned the same way, even modest negative news can trigger sharp, self-reinforcing selloffs. JPMorgan argues these speculative AI plays are more vulnerable because many rely on external capital markets rather than internally generated cash flow.
The warning also reflects a broader shift: the AI trade is no longer lifting all stocks indiscriminately. Investors are becoming more selective, differentiating between durable cash-flow generators and momentum-driven beneficiaries.
What’s Next?
JPMorgan recommends hedging exposure to speculative names using put options or rotating into lower-volatility stocks such as Cigna, Pfizer, and Verizon. While strong earnings from companies like Micron show the AI narrative remains intact, strategists caution that future gains are likely to be narrower and more volatile.
The next phase of the market may hinge less on AI enthusiasm and more on balance sheets, funding needs, and macro resilience.













