Pre-Market  Up Gappers:  This scan identifies Nasdaq stocks that are trading before the open with a price AND best bid price at least $0.50 above yesterday's close.  Higher priced stocks require larger gaps to qualify for this scan, with a $200 stock needing to gap at least $2 to make this list.  The scan is updated every minute from 8:15 AM to 9:30 AM EST.

Pre-Market  Down Gappers:  This scan identifies Nasdaq stocks that are trading before the open with a price AND best ask price at least $0.50 below yesterday's close.  Higher priced stocks require larger gaps to qualify for this scan, with a $200 stock needing to gap at least $2 to make this list.  The scan is updated every minute from 8:15 AM to 9:30 AM EST.

Nasdaq Up Gappers Trading Above their Open Price:  This scan identifies up gapping Nasdaq stocks which have maintained continued strength after their gap open and are now trading above their opening price.  These are typically strong stocks and can be reviewed for possible long trading opportunities.

Nasdaq Down Gappers Trading Below their Open Price:  This scan identifies down gapping Nasdaq stocks which have maintained continued weakness after their gap open and are now trading below their opening price.  These are typically weak stocks and can be reviewed for possible short trading opportunities.

NYSE Up Gappers Trading Above their Open Price:  This scan identifies up gapping NYSE stocks which have maintained continued strength after their gap open and are now trading above their opening price.  These are typically strong stocks and can be reviewed for possible long trading opportunities.

NYSE Down Gappers Trading Below their Open Price:  This scan identifies down gapping NYSE stocks which have maintained continued weakness after their gap open and are now trading below their opening price.  These are typically weak stocks and can be reviewed for possible short trading opportunities.

Up Gappers Basing on High:  This scan identifies stocks that have gapped up on the open and are basing near their highs for the day, for a possible breakout to new highs.  

Down Gappers Basing on Low:  This scan identifies stocks that have gapped down on the open and are basing near their lows for the day, for a possible breakdown to new lows.  

Post Market  Up Gappers:  This scan identifies stocks that are trading in after-hours trading with a price of at least $0.50 above the high of the regular trading session.  The scan is updated every minute from 4:00 PM to 6:00 PM EST.

Post Market  Down Gappers:  This scan identifies stocks that are trading in after-hours trading with a price of at least $0.50 below the day's low of the regular trading session.  The scan is updated every minute from 4:00 PM to 6:00 PM EST.

Nasdaq Largest Range Today:  This scan tracks the 20 Nasdaq stocks with the highest trading range (days high minus days low) for the day.

NYSE Largest Range Today:  This scan tracks the 20 NYSE stocks with the highest trading range (days high minus days low) for the day.

Gap and Reverse Buy Watchlist:  This scan identifies stocks that are on the watchlist for a possible Gap and Reverse Buy alert.  Each of these stocks have traded sharply lower in recent days and have gapped lower yet at today's open.  Each are being carefully monitored by TradeSeeker for signs of a reversal, triggering a Gap and Reverse Buy alert and possible trading opportunity.  Note that this scan is updated only during market hours.

Gap and Reverse Sell Watchlist:  This scan identifies stocks that are on the watchlist for a possible Gap and Reverse Sell alert.  Each of these stocks have traded sharply higher in recent days and have gapped higher yet at today's open.  Each are being carefully monitored by TradeSeeker for signs of a reversal, triggering a Gap and Reverse Sell alert and possible shorting opportunity.  Note that this scan is updated only during market hours.