NEW YORK ( TheStreet) -- Capital One ( COF) was the winner among the nation's largest banks on Friday, with shares rising 3% to close at $69.11. The broad indices ended mixed, and the NASDAQ Composite
index was down 1%, with Microsoft ( MSFT) sliding 11% to close at $31.40, after reporting disappointing second-quarter results late on Thursday. Microsoft reported adjusted second-quarter earnings of 52 cents a share, declining from 73 cents a year earlier, and coming in way below the consensus estimate of 75 cents a share, among analysts polled by Thomson Reuters. In economic news on Friday, China's central bank announced that it was removing the floor on loan interest rates for commercial banks, in an effort to encourage borrowing and business expansion. The KBW Bank Index ( I:BKX) was up slightly to close at 66.04, with all but eight of the 24 index components up for the session.