Cwm LLC boosted its holdings in shares of Supernus Pharmaceuticals, Inc. (NASDAQ:SUPN – Free Report) by 92.4% during the second quarter, according to the company in its most recent filing with the Securities & Exchange Commission. The institutional investor owned 3,080 shares of the specialty pharmaceutical company’s stock after buying an additional 1,479 shares during the quarter. Cwm LLC’s holdings in Supernus Pharmaceuticals were worth $97,000 as of its most recent SEC filing. Get Supernus Pharmaceutica ...