If you believe the research was not legally compliant report it...

 If you believe the research was not legally compliant report it to the authorities and let's see how far you get.

As I said previously share prices go up and down and then up again depending on favourable or unfavourable news. This happens with all stocks so don't be naïve.

Now to you, tell us what made you invest in the first place, and in light of your negativity why are you still holding? simple questions require straight forward answers.