Walleye Trading LLC's ownership history for GRMN

Walleye Trading LLC currently holds 11.5K shares with a market value of $2.3M. It started holding GRMN on 2025-12-31. At its peak, it held 11.5K shares on 2025-12-31. Its highest holding value was $2.3M on 2025-12-31. At its lowest, it held 11.5K shares on 2025-12-31, with a value of $2.3M on 2025-12-31.

It has also owned 249 contracts of calls, with the market value of the underlying securities totaling $5.8M on 2024-12-31. At its peak, it held 505 contracts of calls on 2025-03-31 and it owned calls with the market value of the underlying securities totaling $11.0M on 2025-03-31. At its lowest, it held 21 contracts of calls on 2025-12-31 and it owned calls with the market value of the underlying securities totaling $426.0K on 2025-12-31. In the recent 180 days, Walleye Trading LLC has decreased its holdings by 4 contracts. In the recent year, Walleye Trading LLC has decreased its holdings by 256 contracts.

It has also owned 208 contracts of puts, with the market value of the underlying securities totaling $4.8M on 2024-12-31. At its peak, it held 208 contracts of puts on 2026-03-31 and it owned puts with the market value of the underlying securities totaling $4.8M on 2026-03-31. At its lowest, it held 55 contracts of puts on 2024-12-31 and it owned puts with the market value of the underlying securities totaling $1.1M on 2024-12-31. In the recent 180 days, Walleye Trading LLC has increased its holdings by 59 contracts. In the recent year, Walleye Trading LLC has increased its holdings by 11.4K contracts.