I agree I have very recently witnessed 2 covid vaccine stocks run up extremely fast almost non stop for the past 80 to 100 days, no dips back down to reinvest. I screen shot the 90 day charts and look at them evey time I think i want to sell on a high and hope for a dip to buy back. World wide pandemic all in immediate need of the treatment that our stock represents and the fact that I have misplaced my crystal ball all lead me to relax and hold.....em