Maybe this is one of the reasons we need the obamacare subsidies to continue?
The gist of the study is that the insurance company is heavily inflating its revenue using questionable accounting, making the profit margin appear lower than it actually is.
(I do NOT consider Breitbart to be a reliable source, which is why I also posted the link to the study. Breitbart spins things just as bad as a lot of the liberal rags and social media. In this case, the article accurately reflects the source study, until it devolves into Trump and Republican rah, rah, rah at the end).