The stock of Corbus Pharmaceuticals Holdings, Inc. (NASDAQ:CRBP) closed up nearly 250% last week. The gains happened after favourable pharmaceutical news that saw the stock climb above $29. CRBP was previously trading at a meagre valuation below$7. Despite the stock trading almost 25% lower in premarket on Monday, the developments are worth attention. Corbus Pharmaceuticals is a precision oncology company seeking to help people defeat serious illnesses. The company targets very rare and serious diseases us ...