Maxim downgraded Matinas BioPharma (MTNB) to Hold from Buy. Published first on TheFly – the ultimate source for real-time, market-moving breaking financial news. Try Now>> See Insiders’ Hot Stocks on TipRanks >> Read More on MTNB: Matinas BioPharma says MAT2203 partnership negotiations terminated Matinas BioPharma Slashes Workforce Amid Financial Turmoil Biotech Alert: Searches spiking for these stocks today Upcoming Stock Splits This Week (September 2 to September 6) – Stay Invested