MiMedx Group, Inc (NASDAQ:MDXG – Get Free Report) rose 7.8% during mid-day trading on Monday . Wall Street Zen downgraded shares of MiMedx Group from a “hold” rating to a “sell” rating in a research note on Saturday. Allspring Global Investments Holdings LLC grew its position in shares of MiMedx Group by 433.2% in the fourth quarter. Vanguard Group Inc. boosted its stake in MiMedx Group by 5.6% in the 4th quarter. Featured StoriesReceive News & Ratings for MiMedx Group Daily - Enter your email address below to receive a concise daily summary of the latest news and analysts' ratings for MiMedx Group and related companies with MarketBeat.com's FREE daily email newsletter.