Blockbuster earnings growth has helped to power the stock market higher in 2026. In 2027, that engine might stall.
This is the biggest threat to the AI-powered bull market
MA
MarketWatch Top StoriesBy Joseph AdinolfiEXECUTIVE SUMMARY
Blockbuster earnings growth has helped to power the stock market higher in 2026. In 2027, that engine might stall.
Key Takeaways
- This is the biggest threat to the AI-powered bull market.
- Blockbuster earnings growth has helped to power the stock market higher in 2026.
- In 2027, that engine might stall.
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Published originally on MarketWatch Top Stories


