Glossary/Opening Range (OR)

Opening Range (OR)

What is Opening Range (OR)?

Opening Range (OR) is the range of prices achieved during the first 30 minutes of the trading day, formed by A period, from 09:30-10:00 AM EST.

Explore in the Session Lab

See how Opening Range (OR) plays out in real market data with our daily session analysis tools.

Open Session LabAccess Dataset
Average True Range (ATR)Initial Balance (IB)