Emanuele Di Stefano has joined TD Securities as a derivatives marketer across all asset classes, including fixed income, equity and credit. He has joined as v.p. and director. Di Stefano would not provide any further information, including to whom he reports. Previously, Di Stefano worked at Gen Re Securities and most recently for a short time at CDC IXIS Capital Markets. Guido Rauch, head of CDC's London office and head of derivatives marketing, declined comment.