Up to 30 matching results for the Active Trader Pro are displayed in the Filters tool. Filter results are updated automatically every 60 seconds. Filters include premarket and postmarket activity associated with price and volume, and start updating at 9:30 a.m. ET. Certain security types will not be included in Filter results, such as Warrants, Rights, REITs, Units, Preferred Securities, When-Issued Securities and Pink Sheets.