Biotechnology sector-related exchange traded funds continued to rally Friday on reports that Pfizer Inc. (NYSE: PFE) is looking to acquire Global Blood Therapeutics (NasdaqGS: GBT). On Friday, the Virtus LifeSci Biotech Products ETF (BBP) rose 1.8%, the SPDR S&P Biotech ETF (XBI) increased 3.6%, and the ALPS Medical Breakthroughs ETF (SBIO) was up 3.9%. Meanwhile, [...] The post Biotech ETFs Rally as Global Blood Therapeutics Surges on Potential Pfizer Deal appeared first on ETF Trends .