FYI Best Buy is now running them at $299.99 as well. Now after Target's sale has ended.
https://www.bestbuy.com/site/apple-ipad-mini-4-wi-fi-128gb-space-gray/4265700.p?skuId=4265700
https://www.bestbuy.com/site/apple-ipad-mini-4-wi-fi-128gb-space-gray/4265700.p?skuId=4265700