Market Surge

April 9, 2025's Historic Market Surge in Context

The largest single-day market increases (1929-2025)

Key observations:

  • All but one of the largest single-day gains occurred during major economic crises
  • The April 9, 2025 surge equals the 8th largest in history (tied with April 20, 1933)
  • Four of the top gains happened during the Great Depression (1929-1933)
  • Extreme positive days often occur amid broader market stress