Excess Returns

He Was Overweight Tech for 15 Years. He Just Downgraded the Mag Seven | Ed Yardeni Explains Why

24 snips
Dec 11, 2025
Ed Yardeni, a renowned economist and market strategist, discusses his recent decision to downgrade the Magnificent 7 stocks, highlighting the risks of tech concentration. He explores the impact of AI on productivity and economic resilience, arguing that the economy has avoided recession despite various shocks. Yardeni shares insights on escalating competition in tech and the implications of heavy AI capital expenditure on margins. He also provides a bullish S&P 500 forecast, predicting growth up to 10,000 by 2029.
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INSIGHT

Concentration Risk Has Become Real

  • Extreme sector concentration in IT and communication services now composes ~45% of the S&P 500 market cap.
  • Ed argues it's time to rebalance because holding such concentration is imprudent for diversified portfolios.
ADVICE

Rebalance Tech Profits Into Other Sectors

  • Do rebalance away from heavy tech exposure into financials, industrials, and healthcare for diversification.
  • Ed moved both the Mag Seven and IT/communication services from overweight to market weight to reduce concentration risk.
INSIGHT

AI Competition Is Eroding Tech Moats

  • Rising AI competition is forcing tech leaders into costly CapEx and talent races that may compress margins.
  • Ed highlights Gemini 3, DeepMind, and other entrants as sources of escalating competitive pressure.
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