Walleye Trading LLC's ownership history for ZG

Walleye Trading LLC currently holds 103.2K shares with a market value of $4.3M. It started holding ZG on 2024-12-31. At its peak, it held 103.2K shares on 2026-03-31. Its highest holding value was $4.3M on 2026-03-31. At its lowest, it held 7.2K shares on 2024-12-31, with a value of $511.0K on 2024-12-31. In the recent 180 days, Walleye Trading LLC has increased its shares by 96.0K.

It has also owned 68 contracts of calls, with the market value of the underlying securities totaling $281.5K 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 109 contracts. In the recent year, Walleye Trading LLC has increased its holdings by 4 contracts.

It has also owned 97 contracts of puts, with the market value of the underlying securities totaling $401.5K 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 decreased its holdings by 153 contracts. In the recent year, Walleye Trading LLC has increased its holdings by 103.2K contracts.