Bruce & Co., Inc.'s ownership history for SUPN

Bruce & Co., Inc. currently holds 82.1K shares with a market value of $3.9M. It started holding SUPN on 2024-09-30. At its peak, it held 82.1K shares on 2024-09-30. Its highest holding value was $3.9M on 2025-09-30. At its lowest, it held 82.1K shares on 2024-09-30, with a value of $2.6M on 2024-09-30. In the recent 180 days, Bruce & Co., Inc. has increased its shares by 0. In the recent year, Bruce & Co., Inc. has increased its shares by 0.