Amazon has lowered the prices on several Sigma Lenses. Please see below for a full list:

• Sigma 70-200mm F2.8 EX DG OS HSM for Canon for $949.00
• Sigma 24-70mm F2.8 IF EX DG HSM for Canon for $679.00
• Sigma 17-50mm F2.8 EX DC OS HSM for Canon for $219.00
• Sigma 50-500mm F4.5-6.3 APO DG OS HSM for Canon for $1349.00
• Sigma 105mm F2.8 EX DG OS Macro for Canon for $389.00
• Sigma 18-250mm F3.5-6.3 DC Macro OS HSM for Canon EF for $189.00
• Sigma 10-20mm F3.5 EX DC HSM for Canon for $289.00 at Amazon or B&H Photo Video