No doubt some do well that way. Some were saying when the share price moved 50% from the 6s to the 9s that that market had no interest here. That was 3 weeks and 10+ million shares ago however. Not so easy to pick highs and lows, especially when a stock has had nice breakout. I guess the hope is if you leave a lot on the table, it pulls back enough to get back in cheap enough. Often times it does of course