Bollinger Bands is what you're needing to look up. The more time I spend on then the better I'm getting at reading their little signals. They actually quite amaze me how simplistic they are and yet profitable as a trading base.https://www.bollingerbands.com/Cheers.
PH2 Hydrogen at a crossroads: Plug Power, Pure Hydrogen and Nel ASA between opportunity and crisis – Your profit strategy
