Trading Knowledge Base

Price levels where buying or selling pressure is consistently strong enough to halt or reverse a trend. Support is a floor; resistance is a ceiling.

A rolling average of price over N periods, smoothing out noise. The 20MA, 50MA, and 200MA are the most widely watched.

Relative Strength Index — a momentum oscillator scaled 0–100. Above 70 suggests overbought; below 30 suggests oversold.

Moving Average Convergence Divergence — shows the relationship between two EMAs. Traders watch crossovers and divergence for signals.

A volatility channel of ±2 standard deviations around a 20-period MA. Bands widen in high volatility and contract during consolidation.

A histogram showing how much volume traded at each price level, revealing high-value nodes and areas of price acceptance or rejection.