Earlier quoted context omitted.
The NY Times article[1] presented by an early top level comment implies that no, they didn't. The investors who invested all made money — by the defense’s tally, more than triple what they invested. 1: https://www.nytimes.com/2017/08/04/business/dealbook/martin-...
I don't particularly like the guy, but I do believe him to be pretty smart. How can he be convicted of fraud if he got them a 3x return?
I'm not sure whether that company was the one responsible for the drug price hike, and whether that constituted a lot of the profits or that actually went back into research as I believe he said it did during that episode.