Jefferies Financial Group Inc.'s ownership history for ARGX

Jefferies Financial Group Inc. currently holds 30.0K shares with a market value of $21.9M. It started holding ARGX on 2024-09-30. At its peak, it held 216.0K shares on 2025-03-31. Its highest holding value was $132.7M on 2024-12-31. At its lowest, it held 30.0K shares on 2025-12-31, with a value of $21.9M on 2026-03-31. In the recent 180 days, Jefferies Financial Group Inc. has decreased its shares by 125.0K. In the recent year, Jefferies Financial Group Inc. has decreased its shares by 186.0K.

It has also owned 1 contracts of calls, with the market value of the underlying securities totaling $84.1K on 2024-09-30. At its peak, it held 187 contracts of calls on 2024-09-30 and it owned calls with the market value of the underlying securities totaling $10.1M on 2024-09-30. At its lowest, it held 1 contracts of calls on 2025-12-31 and it owned calls with the market value of the underlying securities totaling $84.1K on 2025-12-31. In the recent 180 days, Jefferies Financial Group Inc. has decreased its holdings by 9 contracts. In the recent year, Jefferies Financial Group Inc. has decreased its holdings by 186 contracts.

It has also owned 904 contracts of puts, with the market value of the underlying securities totaling $66.7M on 2024-09-30. At its peak, it held 1.6K contracts of puts on 2024-09-30 and it owned puts with the market value of the underlying securities totaling $92.3M on 2024-12-31. At its lowest, it held 904 contracts of puts on 2025-06-30 and it owned puts with the market value of the underlying securities totaling $49.8M on 2025-06-30. In the recent 180 days, Jefferies Financial Group Inc. has decreased its holdings by 596 contracts. In the recent year, Jefferies Financial Group Inc. has increased its holdings by 28.4K contracts.