Tell that to DMP holder, who see their stock from 80 to now and...

Tell that to DMP holder, who see their stock from 80 to now and keep dropping and they haven't stopped high double digit growth, so valuation is a key to hold or bailed in most stocks.

and negative news is much scarier than positive news so the shorter usually have downside momentum on their side, upside momentum you need to create a lot of positive news, negative news only need one because the market usually assume with one bad news there are more to come and it is usually the case

so at the current price if there is any hiccup in FLT profit or revenue be prepare for a big whack.

you have to learn to live with the market shorters and various other variables and have a decent knowledge in the business that you hold and prepare to move on or jump in then the time comes.

in the market when the fact changes you can change your mind