Walleye Trading LLC's ownership history for ISRG

Walleye Trading LLC currently holds 60.1K shares with a market value of $34.0M. It started holding ISRG on 2024-12-31. At its peak, it held 60.1K shares on 2025-12-31. Its highest holding value was $34.0M on 2025-12-31. At its lowest, it held 6.7K shares on 2025-03-31, with a value of $3.3M on 2025-03-31. In the recent 180 days, Walleye Trading LLC has increased its shares by 53.3K.

It has also owned 552 contracts of calls, with the market value of the underlying securities totaling $31.3M on 2024-12-31. At its peak, it held 569 contracts of calls on 2025-06-30 and it owned calls with the market value of the underlying securities totaling $31.3M on 2025-12-31. At its lowest, it held 313 contracts of calls on 2024-12-31 and it owned calls with the market value of the underlying securities totaling $14.8M on 2025-09-30. In the recent 180 days, Walleye Trading LLC has decreased its holdings by 17 contracts. In the recent year, Walleye Trading LLC has increased its holdings by 239 contracts.

It has also owned 1.3K contracts of puts, with the market value of the underlying securities totaling $72.8M on 2024-12-31. At its peak, it held 1.3K contracts of puts on 2025-12-31 and it owned puts with the market value of the underlying securities totaling $72.8M on 2025-12-31. At its lowest, it held 411 contracts of puts on 2025-03-31 and it owned puts with the market value of the underlying securities totaling $20.4M on 2025-03-31. In the recent 180 days, Walleye Trading LLC has increased its holdings by 859 contracts. In the recent year, Walleye Trading LLC has increased its holdings by 59.4K contracts.