Omeros Corp.’s complete response letter (CRL) from the FDA regarding its BLA for narsoplimab did not come as much of a surprise to Wall Street, but still was enough to drive shares (NASDAQ:OMER) down 26.6% to close Oct. 18 at $5.67, a loss of $2.06.
Apellis Pharmaceuticals Inc. could receive up to $1.25 billion from Swedish Orphan Biovitrum (Sobi) AB in their collaboration to develop systemic pegcetacoplan, a C3 therapy for treating several rare diseases in hematology, nephrology and neurology.