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Democrats Just Swept Congress - and 80 Years of Stock Market History Says This Happens Next
24/7 Wall St. • • business
Key Points:
- Historically, the S&P 500 has risen in all 20 completed 12-month periods following midterm elections since 1946, with an average gain of 14.7%, and divided government has had little impact on this trend.
- The current political setup of a Democratic Congress with a Republican president has the best historical record, averaging a 16.2% S&P 500 gain over the following year, as gridlock reduces policy shocks.
- However, the growing influence of AI-related companies—now over 30% of the S&P 500—and potential Democratic efforts to regulate data center energy use introduce new risks that could disrupt this pattern.
- Recent market volatility, including a sharp decline in the tech-heavy Nasdaq and a rise in the VIX fear gauge, reflects investor concerns about tighter AI regulations and their impact on growth stocks.
- Key factors to watch in the next year include which Democrats lead energy and commerce committees, cloud companies' capital spending decisions, and whether market fear levels (VIX) subside, as these will influence AI sector performance and broader market trends.
