It would seem that the authorities are taking a very close look ay JP Morgan’s $6.2 billionn derivative loss. The issue appears to be that pressure was placed on the trader to mismark the portfolio and the risk and pricing parameters adjusted accordingly. The folowing article from Bloomberg outlines the issues: London Whale Resurfaces in Potential US JP Morgan Case.
However, the article from the website Zero Hedge is a bit more detailed. It includes references to to the Congressional report on JP Morgan and why the bank may have been in breach of the Volcker rule.
Jonathan Ledwidge is the author of the book Clearing The Bull, The Financial Crisis And Why Banks Need A Human Transformation (iUniverse).