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AST SpaceMobile

AST SpaceMobile is a telecommunications company building the first space-based cellular broadband network designed to connect directly to standard, unmodified smartphones. The company partners with global mobile network operators like AT&T, Verizon, and Vodafone to eliminate connectivity gaps and provide 4G and 5G coverage in remote areas. Headquartered in Texas and publicly traded on the Nasdaq, it utilizes a constellation of satellites with large phased array antennas to deliver voice, data, and video services worldwide.

How to buy AST SpaceMobile on Grow →

Trading hours

The following are when you can trade AST SpaceMobile in Grow (24/5).

SessionHours (ET)Tradeable
Pre-market4:00 AM–9:30 AM ET
Regular9:30 AM–4:00 PM ET
After-hours4:00 PM–8:00 PM ET
Overnight8:00 PM–4:00 AM ET (next day)

Excludes US market holidays.


AST SpaceMobile is a tokenized asset that is backed 1:1 by the underlying security held at a licensed custodian. Learn more
AST SpaceMobile | Grow