Stabilize me! Sigma 18-200 DC OS for $365 (Canon, Nikon) [Sigma for less]

The Sigma 18-200mm f3.5-6.3 DC OS lens is on sale at the moment, in a competitive stabilized world. You can get the Canon mount version for $365 and the Nikon mount version for $361. Both sold and shipped by Amazon.com with free shipping.

But the best price of all goes to the Sigma mount, to those lucky few who own a Sigma DSLR! The price is $280 and it is offered at that price by Cameta on Amazon.