Insider: Geoffrey Douglas Storms

Issuer Name: Cameco Corporation
Filing Date Transaction Date Ownership Type Securities Nature of transaction Volume Unit cost Closing Balance
2010051010 May, 10 2010030101 Mar, 10 Direct Ownership : Options (Common Shares) 50 - Grant of options 4,800 0 46,350
2010030404 Mar, 10 2010030101 Mar, 10 Direct Ownership : Options (Common Shares) 50 - Grant of options 4,800 0 0
2010011515 Jan, 10 2009123131 Dec, 09 Direct Ownership : Common Shares 30 - Acquisition or disposition under a purchase/ownership plan 667 26.24 1,544
2009032323 Mar, 09 2009031616 Mar, 09 Direct Ownership : Options (Common Shares) 50 - Grant of options 4,800 0 41,550
2009011616 Jan, 09 2008123131 Dec, 08 Direct Ownership : Common Shares 30 - Acquisition or disposition under a purchase/ownership plan 566 30.71 877
2008032525 Mar, 08 2006010303 Jan, 06 Direct Ownership : Common Shares 00 - Opening Balance-Initial SEDI Report 0 0 0
2008032525 Mar, 08 2007123131 Dec, 07 Direct Ownership : Common Shares 30 - Acquisition or disposition under a purchase/ownership plan 311 46.07 311
2008031010 Mar, 08 2008030404 Mar, 08 Direct Ownership : Options (Common Shares) 50 - Grant of options 3,375 0 36,750
2007040303 Apr, 07 2007033030 Mar, 07 Direct Ownership : Options (Common Shares) 50 - Grant of options 3,375 0 33,375
2006031616 Mar, 06 2006010303 Jan, 06 Direct Ownership : Options (Common Shares) 00 - Opening Balance-Initial SEDI Report 0 0 0
2006031616 Mar, 06 2006031010 Mar, 06 Direct Ownership : Options (Common Shares) 50 - Grant of options 30,000 0 30,000
Filing Date Transaction Date Ownership Type Securities Nature of transaction Volume Unit cost Closing Balance