SGX PHARMACEUTICALS, INC.

Current insiders at SGX PHARMACEUTICALS, INC.

• ATLAS VENTURE ASSOCIATES III L P10% owner
• Atlas Venture Associates IV, L.P.10% owner
• ATLAS VENTURE ENTREPRENEURS FUND III L P10% owner
• Atlas Venture Entrepreneurs Fund IV, L.P.10% owner
• ATLAS VENTURE FUND III L P10% owner
• Atlas Venture Fund IV, L.P.10% owner
• Atlas Venture Parallel Fund IV-A, C.V.10% owner
• BAVP, L.P.10% owner
• BIOTECHNOLOGY VALUE FUND II LPDirect Beneficial Owner
• BIOTECHNOLOGY VALUE FUND L PDirect Beneficial Owner
• BOCK LOUIS CDirector
• BOCK LOUIS C10% owner
• Burley StephenCSO & SVP, Research
• BVF INVESTMENTS LLCDirect Beneficial Owner
• CREDIT SUISSE/10% owner
• EASTHAM KARINDirector
• FORMELA JEAN FRANCOISDirector
• FORMELA JEAN FRANCOIS10% owner
• GREY MICHAEL GDirector
• GREY MICHAEL GPresident & CEO
• HENNEY CHRISTOPHER SDirector
• Lathi Vijay KDirector
• Lathi Vijay K10% owner
• Myers W ToddCFO
• North AnnetteGeneral Counsel
• PAPADOPOULOS STELIOSDirector
• Reich SiegfriedVP, Drug Discovery
• RUGG TERENCE ANTHONYCMO & VP, Drug Development
• TURNER JOSEPH LDirector

Insider transaction history at SGX PHARMACEUTICALS, INC.