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

D. E. Shaw & Co., Inc. currently holds 9.0K shares with a market value of $2.9M. It started holding DUOL on 2024-12-31. At its peak, it held 169.3K shares on 2024-12-31. Its highest holding value was $57.1M on 2025-06-30. At its lowest, it held 2.4K shares on 2025-03-31, with a value of $747.5K on 2025-03-31. In the recent 180 days, D. E. Shaw & Co., Inc. has increased its shares by 6.6K.

It has also owned 1.0K contracts of calls, with the market value of the underlying securities totaling $32.2M on 2024-12-31. At its peak, it held 1.0K contracts of calls on 2025-09-30 and it owned calls with the market value of the underlying securities totaling $32.2M on 2025-09-30. At its lowest, it held 316 contracts of calls on 2024-12-31 and it owned calls with the market value of the underlying securities totaling $10.2M on 2024-12-31. In the recent 180 days, D. E. Shaw & Co., Inc. has increased its holdings by 501 contracts.

It has also owned 742 contracts of puts, with the market value of the underlying securities totaling $23.9M on 2024-12-31. At its peak, it held 742 contracts of puts on 2025-09-30 and it owned puts with the market value of the underlying securities totaling $23.9M on 2025-09-30. At its lowest, it held 71 contracts of puts on 2024-12-31 and it owned puts with the market value of the underlying securities totaling $2.3M on 2024-12-31. In the recent 180 days, D. E. Shaw & Co., Inc. has increased its holdings by 532 contracts.