In this market as of now there are so many such 15 to 20% moves happening in 1 or 2 days. Methods like Episodic Pivots, IBD100/200 and Double Trouble and Modified Double Trouble are designed to catch such explosive moves once Market Monitor confirms a market direction. 16Th March is when we had confirmation signal on Market Monitor and since then we have had over 40 explosive profitable trades, trades where stock has made 70% to 15% move in matter of 5-6 days. .
Here is how we handled RGR at Members Site: