while us stocks fell tuesday ahead of what’s expected to be a hawkish federal reserve policy meeting one investor just bet 65 million on a quick market rebound the trade saw someone purchase roughly 20000 call spreads that are linked to the sp 500 and expire right before the christmas holiday the transaction involved selling calls with a strike price at 4750 to fund bullish options exercisable at 4650 the benchmark slipped 08 to 4634 tuesday