CITADEL ADVISORS LLC's ownership history for IONS

CITADEL ADVISORS LLC currently holds 2.1M shares with a market value of $168.9M. It started holding IONS on 2024-09-30. At its peak, it held 3.5M shares on 2025-03-31. Its highest holding value was $168.9M on 2025-12-31. At its lowest, it held 401.2K shares on 2024-09-30, with a value of $16.1M on 2024-09-30. In the recent 180 days, CITADEL ADVISORS LLC has increased its shares by 639.7K. In the recent year, CITADEL ADVISORS LLC has decreased its shares by 31.3K.

It has also owned 1.1K contracts of calls, with the market value of the underlying securities totaling $8.7M on 2024-09-30. At its peak, it held 1.1K contracts of calls on 2025-09-30 and it owned calls with the market value of the underlying securities totaling $8.7M on 2025-12-31. At its lowest, it held 374 contracts of calls on 2024-12-31 and it owned calls with the market value of the underlying securities totaling $1.3M on 2024-12-31. In the recent 180 days, CITADEL ADVISORS LLC has increased its holdings by 193 contracts. In the recent year, CITADEL ADVISORS LLC has increased its holdings by 720 contracts.

It has also owned 690 contracts of puts, with the market value of the underlying securities totaling $5.5M on 2024-09-30. At its peak, it held 761 contracts of puts on 2025-09-30 and it owned puts with the market value of the underlying securities totaling $5.5M on 2025-12-31. At its lowest, it held 396 contracts of puts on 2024-09-30 and it owned puts with the market value of the underlying securities totaling $1.6M on 2024-09-30. In the recent 180 days, CITADEL ADVISORS LLC has increased its holdings by 118 contracts. In the recent year, CITADEL ADVISORS LLC has increased its holdings by 2.1M contracts.