• S&P 500 third-quarter 2026 blended earnings growth stood at 29% on October 16, down from 29.4% a week earlier.
• Health Care earnings-estimate cuts drove the decline, partially offset by upward revisions in Energy.
• With 9% of companies reporting, 84% beat earnings estimates.
• Aggregate earnings exceeded estimates by 2.6%, below the five-year average surprise of 7.5%.
• Blended revenue growth rose to 12.6% from 12.4% a week earlier, led by upward Energy revisions and Health Care revenue surprises.

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