EWM IPO's (lock-up expired): Adeptus HEalth (ADPT) 4.5M shares (44.9% of outstanding), Amphastar Pharma (AMPH) 19.5M shares (44.9% of outstanding), Imprivata (IMPR) 17.8M shares (78.1% of outstanding), Mataerialise (MTLS) 33.0M shares (70.1% of outstanding) IPO's (filed/priced): Reverse Mortgage Investment Tru