Microsoft's weighting will rise 4.9 percentage points.
Shares rose 1.8 percent to $25.99.
Other big changes include Oracle Corp (ORCL.O), whose
weighting will rise to 6.7 percent from 3.3 percent, Intel Corp
(INTC.O), up to 4.2 percent from 1.8 percent and Cisco Systems
(CSCO.O) up to 3.7 percent from 1.6 percent.