D. E. Shaw & Co., Inc.'s ownership history for RIO

D. E. Shaw & Co., Inc. currently holds 1.0M shares with a market value of $67.4M. It started holding RIO on 2024-12-31. At its peak, it held 1.1M shares on 2025-06-30. Its highest holding value was $67.4M on 2025-09-30. At its lowest, it held 560.3K shares on 2025-03-31, with a value of $33.7M on 2025-03-31. In the recent 180 days, D. E. Shaw & Co., Inc. has increased its shares by 461.4K.

It has also owned 570 contracts of calls, with the market value of the underlying securities totaling $3.3M on 2024-12-31. At its peak, it held 570 contracts of calls on 2025-06-30 and it owned calls with the market value of the underlying securities totaling $3.3M on 2025-06-30. At its lowest, it held 107 contracts of calls on 2024-12-31 and it owned calls with the market value of the underlying securities totaling $629.3K on 2024-12-31.

It has also owned 118 contracts of puts, with the market value of the underlying securities totaling $778.9K on 2024-12-31. At its peak, it held 1.0K contracts of puts on 2024-12-31 and it owned puts with the market value of the underlying securities totaling $6.1M on 2024-12-31. At its lowest, it held 100 contracts of puts on 2025-03-31 and it owned puts with the market value of the underlying securities totaling $600.8K on 2025-03-31. In the recent 180 days, D. E. Shaw & Co., Inc. has increased its holdings by 18 contracts.