X0204 3 2011-12-14 0 0001509589 Bonanza Creek Energy, Inc. BCEI 0001463559 Her Majesty the Queen in Right of the Province of Alberta as represented by Alberta Investment Management Corp 1100-10830 JASPER AVENUE EDMONTON A0 T5K 2B3 ALBERTA, CANADA 0 0 1 0 Class A Common Stock 7587859 D Her Majesty the Queen in Right of the Province of Alberta holds the shares reported herein in her own capacity and as trustee/nominee for certain Alberta pension clients for which Alberta Investment Management Corporation ("AIMCo") serves as investment manager pursuant to the Alberta Investment Management Corporation Act R.S.A. C.A. 26-5 (2007). AIMCo disclaims beneficial ownership within the meaning of Section 16 of the Securities Exchange Act of 1934, as amended, or otherwise of the Issuer's shares reported herein in which AIMCo has no actual pecuniary interest. Brian Gibson, Senior Vice President, Public Equities, for Alberta Investment Management Corporation 2011-12-14