 1832 Asset Management L.P. boosted its position in Tekla Life Sciences Investors NYSE:HQL by 57.4 during the fourth quarter, according to its most recent 13F filing with the SEC. The firm owned 125,934 shares of the companys stock after acquiring an additional 45,934 shares during the period. 1832 Asset Management L.P. owned 0.55 of Tekla ... 