GAMCO INVESTORS, INC. ET AL's ownership history for GRC

GAMCO INVESTORS, INC. ET AL currently holds 582.5K shares with a market value of $36.2M. It started holding GRC on 2024-09-30. At its peak, it held 599.5K shares on 2025-12-31. Its highest holding value was $36.2M on 2026-03-31. At its lowest, it held 522.9K shares on 2024-12-31, with a value of $19.5M on 2025-03-31. In the recent 180 days, GAMCO INVESTORS, INC. ET AL has decreased its shares by 14.1K. In the recent year, GAMCO INVESTORS, INC. ET AL has increased its shares by 27.7K.