Bollinger Bands: A Complete Guide to Technical Mastery
Bollinger Bands: A Complete Guide to Technical Mastery Bollinger Bands are volatility-based envelopes plotted above and below a Simple Moving Average (SMA). The width of these bands expands and contracts based on market volatility—wider in high volatility, narrower in low. 👤 Inventor: John Bollinger 📅 Year Created: 1980s 🔧 Purpose: Identify price extremes, potential breakouts, … Read more