ERIE's chart seems to work on overbought levels. The chart mark the levels where the RSI is overbought, and when it goes back to under 70. Using these as signals have worked well in the past; of course past performance is no guarantee of future results; and Implied Volatility is over 400% higher.
OBV has stayed in its upper channel (Bull)
200sma is working as strong resistance, marked in-chart. (Bear)