The sheer volume of biotech IPOs over the past few years makes it challenging to keep up to date on all these newly public companies. Several have returned to the capital markets to load up on cash to fund ongoing research and development (R&D) efforts. Among this crowd, Y-mAbs Therapeutics (NASDAQ: YMAB) continues to execute as its stock price climbs. More than a unique name Y-mAbs refers to the company's research efforts on monoclonal antibodies, often referred to as mAbs.