IBM's stock price closed up 8% on Wednesday. In the fourth quarter, the company's revenue was $17.38 billion, a year-on-year increase of 3.3%, basically in line with market expectations of $17.3 billion. The artificial intelligence business has provided impetus for IBM's revenue growth: its generative artificial intelligence business almost doubled in the fourth quarter. IBM expects the company's revenue to maintain a moderate single digit (4% -6%) growth rate this year. Wall Street expects IBM's growth rate to be around 3%.