Author: Alan Ross

Bollinger Bands 20/2, RSI 14 at 70/30 and Stochastic 14/3/3 as overbought signals on the same 16,926 EURUSD 5-minute bars, same exit, 1-pip cost. The band lost 0.34 pips per trade, Stochastic 0.74, RSI 0.89. The two agreed on only 51.6% of band signals, and band fades RSI confirmed lost 0.70 pips against 0.32 for the ones it did not.

Three Bollinger Bands strategies, 12 settings each, on 16,926 EURUSD 5-minute bars with a 1-pip cost. Fading the default 20/2 won 60.3% of trades and lost 0.34 pips per trade because losers were 1.7 times the winners. Waiting for a close back inside made every setting worse, walking the band lost everywhere, and only 10/2.5 stayed positive — by 0.05 pips.

Supertrend 10/3 rebuilt on nine timeframes from 16,926 EURUSD and 13,736 gold 5-minute bars. MT5-only M10 and M20 lost on both markets; M30 was the only positive EURUSD timeframe at +1.62 pips per trade and held in both halves. The ATR smoothing inside your Supertrend file changed the direction on 7.54% of bars.

ATR period 7, 10, 14 and 20 against multiplier 1.5, 2, 3 and 4 on 16,926 EURUSD 5-minute bars, always in the market with a 1-pip cost. Every setting lost, even before the spread. The multiplier decided trade count while the period barely mattered, and the popular scalping tweak 14/2 lost 827.8 more pips than the default 10/3.