Twitter's stock opened at $45.10, or 73 percent above its IPO price, valuing Twitter at more than $31 billion. | More Info

Inside Business: Twitter stock opens 73 percent higher than IPO

Twitter's stock opened at $45.10, or 73 percent above its IPO price, valuing Twitter at more than $31 billion.

Inside Business: Twitter stock opens 73 percent higher than IPO

editor's picks