BlackRock Fund Advisors recently announced a new stake in Lightwave Logic Inc. (NASDAQ:LWLG). The institutional investor has increased its stake in the Basic Materials business by 332.03% to 6.35 million shares with purchase of 4.88 million shares. This new investment now brings its stake to 5.67% valued at $50.62 million. In addition, The Vanguard Group, Inc. its stake with 1.19 million to 5.69 million shares. And SSgA Funds Management, Inc. has increased its position by 483.25% or 1.64 million shares - to 1.98 million shares.