JC Penney has named Stephanie Plaines as its new chief financial officer (CFO).   Plaines will lead all financial activities across the enterprise. She will drive best-in-class execution across functions including financial strategy, real estate, capital deployment, credit services, sourcing and procurement, treasury and accounting. She will also apply decades of experience working with data to improve business performance and profitability.   “JCPenney is investing for the long-...