 The dot-com bubble burst in March 2000, with the technology heavy NASDAQ Composite index peaking at 5,048.62 on March 10 (5,132.52 intraday), more than double its value just a year before.By 2001, the bubble's deflation was running full speed.A majority of the dot-coms had ceased trading, after having burnt through their venture capital and IPO capital, often without ever making a profit.