WhyItDropped

Nikkei 225 · January 11, 2000

The start of the new millennium

+3.61%

single-day change vs previous close

Part of a longer stretch

The IT rally

near the end of it · 1998-10-09 → 2000-04-12, +61.75% over the whole period

What happened that day?

  • On 11 January 2000 the Nikkei 225 rose 3.61%
  • The fear that computers would misread the year 2000 had just passed without incident
  • The extra cash central banks had supplied for that was still in the system
  • World technology was in its final sprint. The Nasdaq topped two months later
  • Japan's own top came a month after that, on 12 April
  • No single trigger can be pinned to this day
  • The dip before it was only 6.85% from the peak

Sources

Every figure on this page is recomputed from the original daily closing prices and checked against them at build time. The account of what happened is written from the sources listed above.