X0201 4 2004-02-05 0 0001066745 ESPERION THERAPEUTICS INC/MI ESPR 0001242613 MAYLEBEN TIMOTHY M 3621 SOUTH STATE STREET 695 KMS PLACE ANN ARBOR MI 48108 0 1 0 0 Chief Operating Officer Common Stock 2004-01-28 4 G 0 29000.0000 D 20976.0000 D Common Stock 2004-02-05 4 M 0 106368.0000 A 127344.0000 D Common Stock 2004-02-05 4 U 0 126372.0000 35.0000 D 972.0000 D Stock Option (right to buy) 2004-02-05 4 M 0 106368.0000 D Common Stock 106368.0000 353934.0000 D Gift to private foundation. Includes allocation of 254 shares of Esperion Therapeutics, Inc. Common Stock under Esperion Therapeutics Inc. 401(k) Savings Plan. The prices for the acquisition of these shares range from $2.22 per share to $9.94 per share. Disposed of pursuant to an Agreement and Plan of Merger dated December 19, 2003, as amended on January 16, 2003, by and among Esperion Therapuetics, Inc., Enzo Aquisition Corp., and Pfizer Inc., in exchange for a cash payment representing the tender offer price $35.00 per common share. The options vest in sixteen cumulative quarterly installments beginning in the end of each three month period from the date of grant. The expiration dates of these options range from January 31, 2009 to January 14, 2012. Per SEC Rules for this transaction, this field is not required. Christine K. Ballman, by power of attorney 2004-02-09