Ayer Capital Management, Lp, Ten Percent Owner at Iovance Biotherapeutics, holds 2.82M shares in Iovance Biotherapeutics (Ticker: IOVA), holds 3.12M shares in Insmed (Ticker: INSM), holds 2.99M shares in Cascadian Therapeutics (Ticker: CASC). Most recently, Ayer Capital Management, Lp Sold ― shares of Iovance Biotherapeutics on May 06, 2015 for an estimated value of 26.75M.