The stock price will rise another 6 or 8 %, then fall sometime after noon today before its next leg up on Monday

I jumped onto ALT  stock and made $Altimmune (ALT.US)$  and made $92 profit that day. I do not have my spread sheet now to give the buy and sell price. I could have slapped myself for exiting too early.  I am trading too many stocks at once which reduces my ability to focus well on a chart. working on eliminating that. My goal is to have 2-3 long term investment and swing only 1 at a time. I'm still a novice but improving