Analysing data from last week can shed light on this week for NDX with genetic optimization. Based on vGRE* there was no spike but a dip on Thursday suggests price stability and yet with a potential upside. For the week of 19-Jul-2021 to 23-Jul-2021, there is no breach for vGRE*-CR with no clear signal for a change in price direction; Sig starts with 2 buys followed by 1 sell, 1 buy, and ends with a sell, suggesting an overall buy/hold signal with some caution.