Bollibang master Percent b: MT5 indicator for precise band walk detection

This detailed review of Bollibang master Percent b for 2026 focuses on performance and analysis using both live account samples and rigorous backtesting. Bollibang master Percent b is an MT5 indicator developed to quantify Bollinger Band %b behavior and band width, with the stated goal of identifying band walks that often signal strong directional continuation. The review evaluates signal consistency, average trade expectancy, and sample drawdowns to present objective results rather than marketing claims. What makes Bollibang master Percent b unique is its explicit inclusion of Bollinger BandWidth as a separate sub-window and the percent b calculation tuned for band-walk detection. The algorithm operates by measuring where price sits relative to the bands (%b) and whether the band width meets a configurable threshold indicating either breakout strength or compression. This dual-filter approach reduces false signals during noise and increases signal clarity in trending environments. The indicator provides entry, exit, and optional alert rules but does not automate position sizing, leaving money management to the trader or an EA. In practice, Bollibang master Percent b performs best in medium-trending markets and on timeframes from M15 to H4, handling FX majors and liquid indices well while showing degraded performance during high-impact news windows. Risk is primarily managed through suggested stop placements outside the band and a recommended conservative position sizing rule. Developer Hiroyuki Sasaki documents parameters and recommended defaults, and the indicator integrates cleanly into MT5 charting for further strategy testing and optimization.