Walleye Trading LLC's ownership history for GRMN

Walleye Trading LLC currently holds 0 shares with a market value of $0. It started holding GRMN on . At its peak, it held -Infinity shares on . Its highest holding value was $-Infinity on . At its lowest, it held InfinityB shares on , with a value of $InfinityB on .

It has also owned 253 contracts of calls, with the market value of the underlying securities totaling $6.2M 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 243 contracts of calls on 2025-06-30 and it owned calls with the market value of the underlying securities totaling $5.1M on 2025-06-30. In the recent 180 days, Walleye Trading LLC has decreased its holdings by 252 contracts.

It has also owned 149 contracts of puts, with the market value of the underlying securities totaling $3.7M on 2024-12-31. At its peak, it held 149 contracts of puts on 2025-09-30 and it owned puts with the market value of the underlying securities totaling $3.7M on 2025-09-30. 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 32 contracts.