Stock Index Futures Extend Session Gains

December SP500 is trading at 2217.00, up 7.25 December Nasdaq 100 is trading at 4791.00, up 4.50 December Russell 2000 is trading at 1356.1, up 7.6. December Dow Industrial futures are trading at 19316, up 82. Stock index futures have extended the session gains. Trading activity has picked up.