Millenco

Millenco, L.L.C. is a prominent investment entity and broker-dealer that serves as a primary trading arm for Millennium Management, the global alternative investment firm founded by Israel Englander. While not a drug development company itself, Millenco is a major player in the life sciences sector, frequently appearing as a significant institutional shareholder in numerous biotechnology and pharmaceutical companies. The entity is primarily used to manage Millennium's equity positions and participate in private placements (PIPEs) and other financing rounds for healthcare companies. It is often identified in SEC filings as a 5% or 10% owner of clinical-stage biotechs, making it a key entity for biotech analysts to track in the context of institutional ownership and market activity.