Nantahala Capital Management, LLC's ownership history for REGN

Nantahala Capital Management, LLC currently holds 0 shares with a market value of $0. It started holding REGN on . At its peak, it held -Infinity shares on . Its highest holding value was $-Infinity on . At its lowest, it held InfinityB shares on , with a value of $InfinityB on .

It has also owned 400 contracts of calls, with the market value of the underlying securities totaling $22.5M on 2025-09-30. At its peak, it held 400 contracts of calls on 2025-09-30 and it owned calls with the market value of the underlying securities totaling $22.5M on 2025-09-30. At its lowest, it held 400 contracts of calls on 2025-09-30 and it owned calls with the market value of the underlying securities totaling $22.5M on 2025-09-30.