GILDER GAGNON HOWE & CO LLC's ownership history for ALNY

GILDER GAGNON HOWE & CO LLC currently holds 280.1K shares with a market value of $92.7M. It started holding ALNY on 2024-09-30. At its peak, it held 384.0K shares on 2024-09-30. Its highest holding value was $150.2M on 2025-09-30. At its lowest, it held 280.1K shares on 2026-03-31, with a value of $86.0M on 2024-12-31. In the recent 180 days, GILDER GAGNON HOWE & CO LLC has decreased its shares by 49.2K. In the recent year, GILDER GAGNON HOWE & CO LLC has decreased its shares by 65.5K.