MARSHALL WACE, LLP's ownership history for RIO

MARSHALL WACE, LLP currently holds 597.0K shares with a market value of $39.4M. It started holding RIO on 2024-12-31. At its peak, it held 841.6K shares on 2025-06-30. Its highest holding value was $49.1M on 2025-06-30. At its lowest, it held 7.1K shares on 2024-12-31, with a value of $419.1K on 2024-12-31. In the recent 180 days, MARSHALL WACE, LLP has increased its shares by 589.9K.