OKLAHOMA CITY--(BUSINESS WIRE)--LSB Industries, Inc. (“LSB”) (NYSE:LXU) today announced results for the second quarter ended June 30, 2015. Financial Highlights of Second Quarter 2015 Compared to Second Quarter 2014 Net sales decreased 9.4% to $182.7 million compared to $201.7 million. Operating income was $2.6 million compared to operating income of $23.8 million. EBITDA was $13.0 million compared to $32.6 million. Net income applicable to common shareholders was $0.4 million, or $0.02 per dil