X0303 4 2010-02-04 0 0001374535 Altra Holdings, Inc. AIMC 0001254044 DEEGAN GLENN E. C/O ALTRA INDUSTRIAL MOTION INC. 300 GRANITE STREET SUITE 201 BRAINTREE MA 02184 0 1 0 0 VP General Counsel Common stock, par value $0.001 2010-02-04 4 A 0 7500 10.5 A 19600 D These shares are restricted common stock, par value $0.001 ("Restricted Common Stock"), awarded to the Reporting Person under the Altra Holdings, Inc. 2004 Equity Incentive Plan, as amended. Shares of the Restricted Common Stock are subject to restrictions. The restrictions will expire in equal installments on August 15, 2010, August 15, 2011, August 15, 2012 and August 15, 2013, respectively. Glenn Deegan 2010-02-08