RBBN 50-day MA moved above its 200-day MA on June 23, 2020

This price move may be construed as a buy signal, as it indicates the trend is shifting higher.
A buy signal is indicated by this change in price, due to the trend repositioning higher. In 3 of 3 cases where RBBN's 50-day Moving Average crossed above its 200-day Moving Average, its price rose further within the subsequent month. The odds of a continued Uptrend are 90%.