cheynew, if you ask such question you might want to be more specific. A Total Buy-out, an Oncology Buy-out and Avid Buy-Out, only Bavituximab or with BetaBodies, patents, pipelines...
Actually the master in these kind of things was RRDog and there was another poster that also made quite good estimates.
Peregrine Pharmaceuticals the Microsoft of Biotechnology! All In My Opinion. I am not advising anything, nor accusing anyone.