right now. at the close, dow jumped 50 points to close at 11,837. nasdaq added .3% and the s&p 500 gained fractionally. apple shares lost more than 2% on their first day of trading since ceo steve jobs revealed he's taking his second medical leave in two years. the stock price also dropped initially last time jobs announced a sabbatical but gained steadily during his six-month absence. management experts tell "the new york times" the iconic ceo is extremely valuable to apple since it would take several people with different skill sets to fill his shoes. citi group shares loss nearly 6.5% posting a profit of $1.3 billion in the fourth quarter but that missed wall street's expectations. coming up on wednesday, investors will wait earnings from goldman sachs, wells fargo and ebay. figures on housing starts and building permits are also slated for release. that's a wrap of the day on wall street. i'm stephanie elam in new york. >> just when you thought it was all over, the one of the banks that's been a lightning rod for