Market Cycles, Analysis & Slang

Relative Strength Index (RSI)

Also: RSI

A momentum gauge from 0 to 100 that compares recent gains with recent losses. Readings above 70 are conventionally called overbought and below 30 oversold, though strong trends can stay at extremes for a long time.

General education, not investment, legal or tax advice. Markets and regulation change quickly: where a definition depends on current law or on a recent event, check the latest coverage before relying on it.