PROVIDENCE, R.I.--(BUSINESS WIRE)--United Natural Foods, Inc. (Nasdaq: UNFI) (the "Company") announced today that it will release its financial results for the second quarter of fiscal 2015, ended January 31, 2015, after market close on Monday, March 9, 2015. Management will conduct a conference call and audio webcast at 5:00 p.m. ET on March 9, 2015 to review the Company's results, market trends and future outlook. The conference call dial-in number is 877-407-3982. An audio webcast of the con