436 points (4.1%)
With the tech bubble popped and the economy faltering, the market tumbled
amid a raft of weak earnings reports. Tech stocks were the primary culprit,
but blue-chip companies like J.P. Morgan and Pfizer also posted sub-par
results.
Top 10 Dow Jones Drops
In the wake of the U.S. House of Representatives' 228-205 rejection of the Bush administration's $700 billion bailout bill, the Dow Jones industrial average plunged 778 points. It was the largest one-day drop in history, though in terms of market percentage lost, it failed to approach the calamitous crashes of 1987, 1929, and 1914.
—Alex Altman & Frances Romero
March 12, 2001