Walleye Trading LLC's ownership history for ICLR

Walleye Trading LLC currently holds 27.4K shares with a market value of $5.0M. It started holding ICLR on 2025-03-31. At its peak, it held 27.4K shares on 2025-12-31. Its highest holding value was $5.0M on 2025-12-31. At its lowest, it held 667 shares on 2025-03-31, with a value of $116.7K on 2025-03-31. In the recent 180 days, Walleye Trading LLC has increased its shares by 8.5K.

It has also owned 4 contracts of calls, with the market value of the underlying securities totaling $72.9K on 2025-03-31. At its peak, it held 113 contracts of calls on 2025-09-30 and it owned calls with the market value of the underlying securities totaling $2.0M on 2025-09-30. At its lowest, it held 4 contracts of calls on 2025-03-31 and it owned calls with the market value of the underlying securities totaling $70.0K on 2025-03-31. In the recent 180 days, Walleye Trading LLC has decreased its holdings by 15 contracts.

It has also owned 61 contracts of puts, with the market value of the underlying securities totaling $1.1M on 2025-03-31. At its peak, it held 61 contracts of puts on 2025-09-30 and it owned puts with the market value of the underlying securities totaling $1.1M on 2025-09-30. At its lowest, it held 21 contracts of puts on 2025-03-31 and it owned puts with the market value of the underlying securities totaling $367.5K on 2025-03-31. In the recent 180 days, Walleye Trading LLC has increased its holdings by 40 contracts.