The SEC is reportedly investigating Exxon

The Securities and Exchange Commission (SEC) is reportedly investigating Exxon on allegations that the company is not accounting for the longterm risks of climate change.

According to multiple reports, Exxon might not be accurately valuing its assets during the current spate of low oil prices or, in the longer term, in the face of climate change disruptions and decreased fossil fuel use....
https://thinkprogress.org/sec-exxonknew-4bd7b1f68500#.vsr3p8g6a