Walleye Trading LLC's ownership history for EFX

Walleye Trading LLC currently holds 9.5K shares with a market value of $2.1M. It started holding EFX on 2024-12-31. At its peak, it held 16.3K shares on 2025-06-30. Its highest holding value was $4.2M on 2025-06-30. At its lowest, it held 432 shares on 2025-03-31, with a value of $105.2K on 2025-03-31. In the recent 180 days, Walleye Trading LLC has decreased its shares by 6.8K. In the recent year, Walleye Trading LLC has increased its shares by 4.2K.

It has also owned 30 contracts of calls, with the market value of the underlying securities totaling $650.9K on 2024-12-31. At its peak, it held 100 contracts of calls on 2025-09-30 and it owned calls with the market value of the underlying securities totaling $2.6M on 2025-09-30. At its lowest, it held 30 contracts of calls on 2025-12-31 and it owned calls with the market value of the underlying securities totaling $650.9K on 2025-12-31. In the recent 180 days, Walleye Trading LLC has decreased its holdings by 49 contracts. In the recent year, Walleye Trading LLC has decreased its holdings by 56 contracts.

It has also owned 337 contracts of puts, with the market value of the underlying securities totaling $7.3M on 2024-12-31. At its peak, it held 337 contracts of puts on 2025-12-31 and it owned puts with the market value of the underlying securities totaling $7.8M on 2025-06-30. At its lowest, it held 39 contracts of puts on 2025-03-31 and it owned puts with the market value of the underlying securities totaling $949.9K on 2025-03-31. In the recent 180 days, Walleye Trading LLC has increased its holdings by 36 contracts. In the recent year, Walleye Trading LLC has increased its holdings by 9.5K contracts.