Twitter announced today — over Twitter — that it's going public. The news wasn't much of a surprise, but the way in which the company filed papers with the SEC is a bit of a mystery.

Facebook's initial stock offering was a debacle for the company and the NASDAQ, but things are looking up

SeaWorld Entertainment, home of famous orca Shamu, wowed investors in a big IPO. Amid concern about consumer spending in a slow, fragile economic recovery, theme parks are doing surprisingly well. Why?

Moleskine, the Italian maker of notebooks modeled on those used by famous artists, goes public in attempt to both buck — and embrace — the digital age.

The latest test of Facebook stock comes tomorrow with the removal of lockups on employee and insider shares.

Manchester United's IPO raised $230 million, but not much excitement. Why are investors coy about publicly traded sports teams?

With six companies going public this week, the hangover from Facebook's IPO appears to be easing.

Facebook has had a rocky road since it started selling shares and there are still big questions about Facebook's future. For instance: how, exactly, it plans to make money.

Fender Musical Instruments, whose electric guitars fueled the rise of rock and roll, is going public to tap new music markets in India and China.