NDX: vGRE* Week 6-Sep-2021 — Analyzing data from the previous week can shed light on the coming week for NASDAQ-100 (NDX) with genetic-optimization. The vGRE* (volume-weighted Golden Ratio Estimator) had two small spikes suggesting a change in NDX direction. For the week of 30-Aug-2021 to 3-Sep-2021, there is no breach of vGRE*-CR indicating no obvious price change. 4 buy/hold signals to 1 sell/short suggest an overall buy/hold strategy for the week of 6-Sep-2021. Prices below the open price of 15,652 is an opportunity for accumulation, while selling above the open price appears to be acceptable for the week of 6-Sep-2021.