BOSTON--(BUSINESS WIRE)-- Wayfair Inc. (NYSE:W), one of the world’s largest online destinations for home furnishings and décor, announced that as of December 31, 2014 the number of shares of Class A common stock outstanding was 37,002,874. This is an increase from the 12,650,000 shares of Class A common stock outstanding previously reported by Wayfair in its Form 10-Q quarterly report.