SLM Corporation (NASDAQ:SLM) is one of the best NASDAQ stocks under $30 to buy. On March 9, SLM Corporation, or simply Sallie Mae, entered into a $200 million ASR (accelerated share repurchase) agreement with Goldman Sachs & Co. LLC. This move is part of a larger $500 million share repurchase program authorized by the company’s Board of Directors on January 22. By prefunding the $200 million ASR on March 10, the company expects to receive and retire a significant portion of shares shortly after execution, ...