Besides its $100 billion-plus stock valuation, the social media company has over 900 million active users worldwide.
Plus, at $16 billion, Facebook will go down as the second largest U.S. IPO ever, trailing only Visa's $17.9 billion deal in 2010.
But let's not forget, this isn't the first IPO that's gotten a ton of attention, and it won't be the last.
In fact, the hype surrounding Facebook stock is overshadowing the entire IPO market, clouding the big picture, and perhaps, some worthwhile investments.
So let's take a look at what else has been going on in the IPO market and what's coming up that deserves your attention.