Walleye Trading LLC's ownership history for CRL

Walleye Trading LLC currently holds 31.7K shares with a market value of $5.5M. It started holding CRL on 2024-12-31. At its peak, it held 31.7K shares on 2026-03-31. Its highest holding value was $5.5M on 2026-03-31. At its lowest, it held 935 shares on 2025-12-31, with a value of $186.5K on 2025-12-31. In the recent 180 days, Walleye Trading LLC has increased its shares by 29.5K. In the recent year, Walleye Trading LLC has increased its shares by 30.3K.

It has also owned 85 contracts of calls, with the market value of the underlying securities totaling $1.5M on 2024-12-31. At its peak, it held 85 contracts of calls on 2026-03-31 and it owned calls with the market value of the underlying securities totaling $1.5M on 2026-03-31. At its lowest, it held 13 contracts of calls on 2025-06-30 and it owned calls with the market value of the underlying securities totaling $197.2K on 2025-06-30. In the recent 180 days, Walleye Trading LLC has increased its holdings by 41 contracts. In the recent year, Walleye Trading LLC has increased its holdings by 8 contracts.

It has also owned 604 contracts of puts, with the market value of the underlying securities totaling $10.4M on 2024-12-31. At its peak, it held 604 contracts of puts on 2026-03-31 and it owned puts with the market value of the underlying securities totaling $10.4M on 2026-03-31. At its lowest, it held 7 contracts of puts on 2025-12-31 and it owned puts with the market value of the underlying securities totaling $139.6K on 2025-12-31. In the recent 180 days, Walleye Trading LLC has increased its holdings by 541 contracts. In the recent year, Walleye Trading LLC has increased its holdings by 31.6K contracts.