Twitter shares soar 73 percent in NYSE debut, finish at $44.90

(Reuters) - Twitter Inc shares rose 73 percent in a frenzied trading debut that drove the seven-year-old company's value to $25 billion. The stock closed its first trading day at $44.90 a share from the IPO price of $26 set late on Wednesday, falling back from a near-doubling in price at a session high of $50.

DealsNorth AmericaUS