Nasdaq100 (NDX) futures have been showing high volatility since last week, and it is continuing this week, based on the latest 30 minutes chart of Nasdaq100 (NDX) futures (see chart below). The candlestick pattern of last week has transferred all the selling pressure to this week. Below 8400, selling pressure will be constantly there.
The futures have bounced back from 8300 level with a sharp rebound today, and they have almost tested 8400 level today. The upside target for Nasdaq100 is 8500, and above 8435, it is almost sure to come. So the clean long trade would be something like: Buy at 8435 for Target 8500 with Stop loss 8350.