MARSHALL WACE, LLP's ownership history for ATRC

MARSHALL WACE, LLP currently holds 913.5K shares with a market value of $36.1M. It started holding ATRC on 2024-09-30. At its peak, it held 1.0M shares on 2025-06-30. Its highest holding value was $36.1M on 2025-12-31. At its lowest, it held 451.7K shares on 2024-09-30, with a value of $12.7M on 2024-09-30. In the recent 180 days, MARSHALL WACE, LLP has decreased its shares by 91.8K. In the recent year, MARSHALL WACE, LLP has increased its shares by 294.3K.