Walleye Trading LLC's ownership history for ZG

Walleye Trading LLC currently holds 29.1K shares with a market value of $2.0M. It started holding ZG on 2024-12-31. At its peak, it held 29.1K shares on 2025-12-31. Its highest holding value was $2.0M on 2025-12-31. At its lowest, it held 7.2K shares on 2024-12-31, with a value of $511.0K on 2024-12-31.

It has also owned 15 contracts of calls, with the market value of the underlying securities totaling $102.3K on 2024-12-31. At its peak, it held 177 contracts of calls on 2025-09-30 and it owned calls with the market value of the underlying securities totaling $1.3M on 2025-09-30. At its lowest, it held 15 contracts of calls on 2025-12-31 and it owned calls with the market value of the underlying securities totaling $102.3K on 2025-12-31. In the recent 180 days, Walleye Trading LLC has decreased its holdings by 10 contracts. In the recent year, Walleye Trading LLC has decreased its holdings by 117 contracts.

It has also owned 28 contracts of puts, with the market value of the underlying securities totaling $191.0K on 2024-12-31. At its peak, it held 250 contracts of puts on 2025-09-30 and it owned puts with the market value of the underlying securities totaling $1.9M on 2025-09-30. At its lowest, it held 12 contracts of puts on 2024-12-31 and it owned puts with the market value of the underlying securities totaling $85.0K on 2024-12-31. In the recent 180 days, Walleye Trading LLC has increased its holdings by 15 contracts. In the recent year, Walleye Trading LLC has increased its holdings by 29.1K contracts.