Target Corp. TGT, +0.65% late Tuesday announced its first-ever "Target Deal Days," scheduled for July 15 and 16, to build upon the success of last year's one-day sales event. Amazon.com Inc. AMZN, +0.66% had announced earlier Tuesday its Prime Day event will fall on the same dates, stretching over two days for the first time. Target's event will include "rarely-on-sale, exclusive home, apparel and toy brands" as well as discounts and new deals each day, the company said in a press release. Target's One-Day Sale last year was one of the company's biggest online sales day, the retailer said. Shares of Target and Amazon were flat in the extended session after ending the regular trading day down 1.2% and 1.9%.