Common use of ASSIGNMENT SEPARATE FROM CERTIFICATE Clause in Contracts

ASSIGNMENT SEPARATE FROM CERTIFICATE. FOR VALUE RECEIVED, hereby sells, assigns and transfers unto Trex Company, Inc., a Delaware corporation (the “Company”), ( ) shares of common stock of the Company represented by Certificate No. herewith and does hereby irrevocable constitute and appoint Attorney to transfer the said stock on the books of the Company with full power of substitution in the premises. Dated: , 200 (Xxxxxxxxx’s spouse) indicates by the execution of this Assignment his or her consent to be bound by the terms herein as to his or her interests, whether as community property or otherwise, if any, in the shares of common stock of the Company. The undersigned hereby makes an election pursuant to Section 83(b) of the Internal Revenue Code with respect to the property described below and supplies the following information in accordance with the regulations promulgated thereunder:

ASSIGNMENT SEPARATE FROM CERTIFICATE. FOR VALUE RECEIVED, hereby sells, assigns and transfers unto Trex Company, Inc., a Delaware corporation (the “Company”), ( ) shares of common stock of the Company represented by Certificate No. herewith and does hereby irrevocable constitute and appoint Attorney to transfer the said stock on the books of the Company with full power of substitution in the premises. Dated: , 200 20 (Xxxxxxxxx’s spouse) indicates by the execution of this Assignment his or her consent to be bound by the terms herein as to his or her interests, whether as community property or otherwise, if any, in the shares of common stock of the Company. The undersigned hereby makes an election pursuant to Section 83(b) of the Internal Revenue Code with respect to the property described below and supplies the following information in accordance with the regulations promulgated thereunder:

ASSIGNMENT SEPARATE FROM CERTIFICATE. FOR VALUE RECEIVED, hereby sells, assigns and transfers unto Trex CompanyRoyal Gold, Inc., a Delaware corporation (the “Company”), ( ) shares of common stock of the Company represented by Certificate No. herewith and does hereby irrevocable constitute and appoint Attorney the Corporate Secretary to transfer the said stock on the books of the Company with full power of substitution in the premises. Dated: , 200 20 (XxxxxxxxxPurchaser’s spouse) indicates by the execution of this Assignment his or her consent to be bound by the terms herein as to his or her interests, whether as community property or otherwise, if any, in the shares of common stock of the Company. The undersigned hereby makes an election pursuant to Section 83(b) of the Internal Revenue Code with respect to the property described below and supplies the following information in accordance with the regulations promulgated thereunder: The name, address and social security number of the undersigned: Name: Address: Social Security No. :

ASSIGNMENT SEPARATE FROM CERTIFICATE. FOR VALUE RECEIVED, hereby sells, assigns and transfers unto Trex Company, Inc., a Delaware corporation (the “Company”), ( ) shares of common stock of the Company represented by Certificate No. ___ herewith and does hereby irrevocable constitute and appoint Attorney to transfer the said stock on the books of the Company with full power of substitution in the premises. Dated: , 200 (Xxxxxxxxx’s spouse) indicates by the execution of this Assignment his or her consent to be bound by the terms herein as to his or her interests, whether as community property or otherwise, if any, in the shares of common stock of the Company. The undersigned hereby makes an election pursuant to Section 83(b) of the Internal Revenue Code with respect to the property described below and supplies the following information in accordance with the regulations promulgated thereunder:

ASSIGNMENT SEPARATE FROM CERTIFICATE. FOR VALUE RECEIVED, hereby sells, assigns and transfers unto Trex Company, Inc.MAKO Surgical Corp., a Delaware corporation (the “Company”), ( ) shares of common stock of the Company represented by Certificate No. herewith and does hereby irrevocable constitute and appoint Attorney to transfer the said stock on the books of the Company with full power of substitution in the premises. Dated: , 200 (XxxxxxxxxPxxxxxxxx’s spouse) indicates by the execution of this Assignment his or her consent to be bound by the terms herein as to his or her interests, whether as community property or otherwise, if any, in the shares of common stock of the Company. The undersigned hereby makes an election pursuant to Section 83(b) of the Internal Revenue Code with respect to the property described below and supplies the following information in accordance with the regulations promulgated thereunder: