Billionaire financier John Paulson has declined a likely appointment as U.S Treasury Secretary by President-elect Donald Trump, he announced.

Billionaire investor John Paulson announced Tuesday he removed himself from consideration as a potential nominee for Treasury secretary by Trump, Paulson told The Wall Street Journal. “My complex financial obligations would prevent me from holding an official position in President Trump’s administration at this time,

The investor John Paulson removed himself from consideration as a potential nominee for Treasury secretary by President-elect Donald Trump. Paulson is the head of Paulson & Co. family office, and is famous for shorting the subprime mortgage market in 2007 ahead of the financial crisis.