Apple's market value has surpassed that of Citibank, the world's largest financial services provider, by $7.7 billion. At the end of 2006, Citibank was the fourth largest company in the S&P 500 index, with a market value nearly four times that of Apple at the time. On Friday, Citibank's share price fell by 35 cents on the New York Stock Exchange, closing at $23.36 per share. Apple's share price fell by $7.41 on the NASDAQ stock market, closing at $147.14 per share. Further details and analysis are provided below.