How can I see pre-market real-time market data?

ADD US STOCKS MARKET DATA NOW…

Level 1 market data for securities listed on IEX is included in the NYSE American, BATS, ARCA, IEX, and Regional Exchanges (Network B) data package.

Level 2 market data on IEX is automatically added at no charge once you are subscribed to all US Equity Level 1 services: Add-On bundle or NYSE (Network A/CTA), NYSE American, BATS, ARCA, IEX, Regional Exchanges (Network B) and NASDAQ (Network C/UTP)…

ADD US STOCK MARKET DATA

The market data subscriptions for the NYSENAT platform are those for US stocks: NYSE (Network A/CTA), NYSE American, BATS, ARCA, IEX, and Regional Exchanges (Network B) or NASDAQ (Network C/UTP), depending on which market the security is listed. Alternatively, you can subscribe to US Securities Snapshot and Futures Value Bundle (Professional US Securities Snapshot Bundle for professional subscribers) and US Equity and Options Add-On Streaming Bundle and have real time data also on US options and futures (US futures included in the Bundle only for Non Professional subscribers)…

The IEX Depth of Book is a free service provided to clients. Clients will be unable to unsubscribe from the service directly.

The service will be removed if the account removes the US Equity and Options Add-On Streaming Bundle, or if the account removes either NYSE (Network A/CTA), NYSE American, BATS, ARCA, IEX, and Regional Exchanges (Network B) or NASDAQ (Network C/UTP) subscriptions…