I recently updated my piece defining oversold and overbought conditions using MMFI or the percentage of stocks trading above their 50-day moving averages (DMAs). Here is the key text from that post:
Above the 50, AT50, is overbought above 70%
Above the 50, AT50, is oversold below 20%
The Technicals of Converting from Above the 40 to Above the 50
Converting from...