Anthony William Ryan is a United States banker who was Assistant Secretary of the Treasury for Financial Markets from 2006 to 2008 and Acting Under Secretary of the Treasury for Domestic Finance from 2008 to 2009.
[2] He was a partner and head of client relations at GMO LLC from 2000 to 2006.
[2] In 2006, Ryan became Assistant Secretary of the Treasury for Financial Markets, holding that office until 2008.
[2] Ryan became the Chief Administrative Officer of Fidelity Investments in 2009.
[2] In 2011, Ryan became the Chief Executive Officer of Arrowstreet Capital.