Yes, as long as you use a coupon code from Price.com and finish the purchase in the same tracked session.
Applying a code found somewhere else at checkout can overwrite the tracking link and cancel Cash Back on that order. It’s the most common reason a purchase doesn’t credit.
Some stores also exclude certain promotions, categories, or sale items from Cash Back, so check the offer terms on the store’s page. For more, see Why Didn’t I Receive My Cash Back?