Mallinckrodt agreed to acquire Sucampo Pharmaceuticals via tender offer at $18.00/share in cash, total transaction value approximately $1.2B. The deal added Sucampo's lead commercial product Amitiza (chronic constipation) plus two Phase 3 rare disease assets: CPP-1X/sulindac for familial adenomatous polyposis and VTS-270 for Niemann-Pick Type C. Closed Q1 2018.