MARSHALL WACE, LLP's ownership history for AMT

MARSHALL WACE, LLP currently holds 751.3K shares with a market value of $129.7M. It started holding AMT on 2024-09-30. At its peak, it held 751.3K shares on 2026-03-31. Its highest holding value was $150.7M on 2025-03-31. At its lowest, it held 47.6K shares on 2024-09-30, with a value of $11.1M on 2024-09-30. In the recent 180 days, MARSHALL WACE, LLP has increased its shares by 241.6K. In the recent year, MARSHALL WACE, LLP has increased its shares by 703.7K.

It has also owned 2 contracts of calls, with the market value of the underlying securities totaling $34.5K on 2025-12-31. At its peak, it held 2 contracts of calls on 2025-12-31 and it owned calls with the market value of the underlying securities totaling $35.1K on 2025-12-31. At its lowest, it held 2 contracts of calls on 2025-12-31 and it owned calls with the market value of the underlying securities totaling $34.5K on 2026-03-31.