MARSHALL WACE, LLP's ownership history for PEN

MARSHALL WACE, LLP currently holds 105.3K shares with a market value of $32.7M. It started holding PEN on 2024-09-30. At its peak, it held 105.3K shares on 2025-12-31. Its highest holding value was $32.7M on 2025-12-31. At its lowest, it held 1.8K shares on 2024-09-30, with a value of $354.0K on 2024-09-30. In the recent 180 days, MARSHALL WACE, LLP has increased its shares by 23.3K. In the recent year, MARSHALL WACE, LLP has increased its shares by 61.4K.