The S&P 500 ended above 2,100 at another record high on Tuesday as optimism grew that a debt deal would be reached with Greece and as bond prices sold off.

U.S. stocks are poised for more upward momentum even as uncertainty over oil prices and Greek debt negotiations keeps the market on tenterhooks, analysts say.

Activist Investor Carl Icahn thinks Apple Inc is already worth over $1 trillion but others on Wall St. think it will take a few more years for the iPhone maker's stock value to get there.

Asian stock markets were subdued on Wednesday while major currencies barely budged as looming euro zone meetings to discuss the Greek debt crisis overshadowed a firmer finish on Wall Street.

Wall Street stocks fell on Friday as a better-than-expected U.S. jobs report raised expectations that the Federal Reserve will increase interest rates by midyear, while renewed worries over Greece's debt negotiations added to the bearish tone.

The S&P 500 and Nasdaq ended lower on Wednesday, snapping a two-day rally as energy shares slid with oil prices and as investors' anxiety about the euro zone returned in the closing minutes of trading.

At least 40 major U.S. companies have substantial exposure to Venezuela’s deepening economic crisis, and could collectively be forced to take billions of dollars of write downs, a Reuters analysis shows.

U.S. stocks enjoyed a late afternoon rally and closed higher on Thursday as an upturn in oil prices and a rally in Apple and Boeing shares helped offset some disappointing earnings and lingering questions over U.S. monetary policy.

The Federal Reserve could be key for Wall Street next week as investors get to hear from the U.S. central bank for the first time since a series of moves by its global peers, including the European Central Bank's massive stimulus plan.

U.S. stocks fell modestly on Friday, pressured by underwhelming corporate news including guidance from economic activity bellwether UPS and as materials stocks fell after bearish notes.