S&P 500 Index Futures Trading Lower In Volatile Session

'' S&P 500 index futures are trading lower by nine points at 2075 in Wednesday's session. The index followed through in its premarket and after-hours rally, reaching 2093.75 before reversing course. So far, the decline has reached 2070.50 and has rebounded back over 2073. The current low coincides with it April 30 low (2070.25). All of the top 10 components, except for Exxon Mobil

, which is clinging to a $0.10 gain at $88.72. The biggest component is the biggest is the biggest loser, Apple Inc.

is trading lower by $2.00 at $123.80. If the index surpasses its current, there may be additional support at is April 17 low (2064.50).