2014 IPO Calendar

This year has been the busiest for initial public offerings since the dot-com era of 1999 - 2001. And the biggest IPOs of 2014 have raised some serious cash.

So far, 135 IPOs have been held and they've raised a total of $29 billion.

But that $29 billion hasn't exactly been spread out evenly. In fact, 28% of this year's total IPO money has been raised by the top five companies.

Here’s a look at the biggest deals on this year’s IPO calendar, and how they’ve fared since they’ve hit the market….