Transparency - a conflict in open source business model?

True "open source" model requires complete transparency, that is all data - good and bad - to be shared with everyone. That is the only way in which meaningful input could be received. This present an obvious conflict with the current model of secrecy in development practiced by pharma companies. Yes, they speak loudly about "open innovation", but in fact they give access to selected individuals or organizations, who can see limited data. So, more of the same, just a bit broader. At this pace it will take pharma a few decades to be where software industry was in the beginning of this century...