Jefferies Financial Group Inc.'s ownership history for OKLO

Jefferies Financial Group Inc. currently holds 29.7K shares with a market value of $1.5M. It started holding OKLO on 2025-12-31. At its peak, it held 32.8K shares on 2025-12-31. Its highest holding value was $2.4M on 2025-12-31. At its lowest, it held 29.7K shares on 2026-03-31, with a value of $1.5M on 2026-03-31.

It has also owned 427 contracts of calls, with the market value of the underlying securities totaling $2.1M on 2025-09-30. At its peak, it held 595 contracts of calls on 2025-12-31 and it owned calls with the market value of the underlying securities totaling $4.3M on 2025-12-31. At its lowest, it held 175 contracts of calls on 2025-09-30 and it owned calls with the market value of the underlying securities totaling $2.0M on 2025-09-30. In the recent 180 days, Jefferies Financial Group Inc. has increased its holdings by 252 contracts.

It has also owned 427 contracts of puts, with the market value of the underlying securities totaling $2.1M on 2025-12-31. At its peak, it held 900 contracts of puts on 2025-12-31 and it owned puts with the market value of the underlying securities totaling $6.5M on 2025-12-31. At its lowest, it held 427 contracts of puts on 2026-03-31 and it owned puts with the market value of the underlying securities totaling $2.1M on 2026-03-31.