PHILADELPHIA--(BUSINESS WIRE)--Comcast Corporation (NASDAQ: CMCSA, CMCSK), a leading cable, entertainment and communications company, announced that its Board of Directors declared a quarterly dividend of $0.25 a share on the company’s common stock. The quarterly dividend is payable on October 28, 2015 to shareholders of record as of the close of business on October 7, 2015. To automatically receive Comcast financial news by e-mail, please visit www.cmcsa.com or www.cmcsk.com and subscribe to E