According to Spot On Chain, in the past two days, a smart trader with a 6x return sold 1.45 million SPX for $835,000, when the price fell by about 29%. It is worth noting that on September 15 and October 6, just before the price spike, the trader bought 3.068 million SPX for only $242,000. Now, the trader holds 1.618 million SPX ($88,600) for an estimated total profit of $1.48 million (+ 613%) (peak profit of $2.77 million).