Clear Harbor Asset Management LLC grew its position in Arbutus Biopharma Co. (NASDAQ:ABUS – Free Report) by 148.6% in the 3rd quarter, HoldingsChannel.com reports. The institutional investor owned 131,761 shares of the biopharmaceutical company’s stock after purchasing an additional 78,761 shares during the period. Clear Harbor Asset Management LLC’s holdings in Arbutus Biopharma were worth […]