Twitter set its price of the initial public offering at $26 a share, valuing the company at roughly $18 billion, according to the New York Times.

Twitter shares are set to begin trading Thursday on the New York Stock Exchange.

With 70 million shares sold in the offering, Twitter raised $1.8 billion.

The I.P.O.'s price, the subject of debate between the board and its underwriters up until late this afternon, was above an already heightened price range, reflecting the strong demand for the company’s stock.