Bitcoin Bull run and Pullback to 21 EMA Weekly Chart. Posted on July 12, 2019 by admin Bitcoin Bull run and Pullback to 21 EMA Weekly Chart. Bitcoin / U.S. dollar BITSTAMP:BTCUSD jacksontoledo Normally in a bull market price holds above the Weekly 21 EMA after each pullback. Bitcoin has not yet retraced to its weekly 21 EMA (as you would normally see in a healthy bull market rally). I don’t know you guys but I am keeping an eye on the 21 EMA for a possible buying opportunity o enter a long position.