If you have done you research and have conviction in the stock then you should definitely hold on and ride out the storm. You are investing in a business and day to day prices should be of no concern.
I hold an opposite view on APT and have done so for over a year now, held on to my conviction as more info the company published more my conviction increased. Now I am finally able to reap the benefits of my patience.
APT Price at posting:
$12.76 Sentiment: Sell Disclosure: Held