Money J.C. Penney misses sales mark and expects full-year decline, shares volatile November 15, 2018 Mike Snider, USA TODAY Comments Off on J.C. Penney misses sales mark and expects full-year decline, shares volatile J.C. Penney sales declined more than 5 percent in the third quarter of 2018. Sales of $2.65 billion missed analysts' expectations of $2.8 billion.