S&P 500 Index Futures Trading Lower In Volatile Trading

'' S&P 500 index futures are trading lower by seven points at 2102.25 in Tuesday's session. After a lower open in the regular session, it rallied and found resistance right at Monday's close (2109.25) before reversing course. So far, it is attempting to find support in the area of Monday's low (2098), reaching 2097.25 before rebounding back above 2100. The decline is being lead by Apple Inc.

which is trading lower by $1.60 at $127.07. The biggest gainer in the index is Exxon Mobil

which is trading higher by $0.76 at $89.87. The issue is responding to the rally in Crude Oil market.