Echoing the dot-com boom a decade ago, a wave of Internet companies with lots of buzz but shaky business models went public this year. Here's how they've held up.
Demand Media
Ticker: DMD
IPO date: January 26
IPO price: $17
Now trading at: $8.06
Revenue for first 9 months of 2011: $240 million
Loss for first 9 months of 2011: $15 million