OpenDoor Securities (“OpenDoor”), the first all-to-all marketplace for off the run Treasuries and TIPS, has appointed Hicham Hajhamou, formerly Head of Rates and FX Trading at quantitative hedge fund AQR Capital Management, as Managing Director, responsible for overseeing OpenDoor’s Treasury Inflation Protected Securities (TIPS) business. In his new role, Hicham will report directly to President & CEO, Susan Estes. Hajhamou started his career at Lehman Brothers where he spent over six years as the VP of Rates and Mortgage Trading. He then traded rates at BNP Paribas and Pierpont Securities for six years, before joining AQR.