Superior Group of Companies (NASDAQ:SGC – Get Free Report) posted its earnings results on Tuesday. Here are the key takeaways from Superior Group of Companies’ conference call:Get Superior Group of Companies alerts:Second-quarter results improved materially: revenue rose 3% to $148 million, EBITDA increased 27% to $7.7 million, and adjusted diluted EPS more than doubled to $0.21. Russell Investments Group Ltd. grew its holdings in Superior Group of Companies by 23.2% during the fourth quarter. Superior Group of Companies Company Profile(Get Free Report)Superior Group of Companies is a global developer and manufacturer of specialty packaging materials, including films, laminations and pressure-sensitive adhesives. Featured StoriesReceive News & Ratings for Superior Group of Companies Daily - Enter your email address below to receive a concise daily summary of the latest news and analysts' ratings for Superior Group of Companies and related companies with MarketBeat.com's FREE daily email newsletter.