ESSEX INVESTMENT MANAGEMENT CO LLC's ownership history for GHM

ESSEX INVESTMENT MANAGEMENT CO LLC currently holds 143.7K shares with a market value of $7.9M. It started holding GHM on 2024-09-30. At its peak, it held 190.3K shares on 2024-09-30. Its highest holding value was $7.9M on 2025-09-30. At its lowest, it held 139.0K shares on 2025-06-30, with a value of $4.0M on 2025-03-31. In the recent 180 days, ESSEX INVESTMENT MANAGEMENT CO LLC has increased its shares by 3.9K. In the recent year, ESSEX INVESTMENT MANAGEMENT CO LLC has decreased its shares by 46.5K.