FRED ALGER MANAGEMENT, LLC's ownership history for RGEN

FRED ALGER MANAGEMENT, LLC currently holds 911.5K shares with a market value of $149.4M. It started holding RGEN on 2024-09-30. At its peak, it held 911.5K shares on 2025-12-31. Its highest holding value was $149.4M on 2025-12-31. At its lowest, it held 299.6K shares on 2025-06-30, with a value of $37.3M on 2025-06-30. In the recent 180 days, FRED ALGER MANAGEMENT, LLC has increased its shares by 612.0K. In the recent year, FRED ALGER MANAGEMENT, LLC has increased its shares by 552.0K.