The three major U.S. stock indexes opened higher, and IBM rose about 9%.

January 30 news, U.S. stocks opened, the Dow rose 0.07%, the S & P 500 index rose 0.38%, the Nasdaq rose 0.30%. IBM (IBM. N) rose about 9%, Q4 results and guidance exceeded expectations. Microsoft (MSFT. O) fell about 5%, Azure Cloud as a Service growth in the last quarter was lower than expected. Tesla (TSLA. O) rose 4.8%, expecting the auto business to return to growth this year. Nokia (NOK. N) rose 8%, Q4 sales beat market expectations.