I have four stocks at the moment.my biggest holding being...

I have four stocks at the moment.my biggest holding being ssn/ssno. three are similar in that all have been diluted 2 bil+. all have great fundamentals . all have are trading sth on recent very good news.
in saying that last month i purchased a stock in a coy. that had very small MC around 6.7 mil with around 150 mil shares. they dont have that much going for them basically no announcements. hey guess what ? its the only stock in my portfolio thats sp is increasing.
can anyone explain what is happening ?