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CITADEL ADVISORS LLC: IONS position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of CITADEL ADVISORS LLC on IONS, newest first. How the timeline and the estimate are built.

CITADEL ADVISORS LLC held 236,284 IONS shares at 2026-06-30 per its 13F-HR/A filed 2026-09-02.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F/A 236,284 shares
    Change vs previous 13F -706,250 shares

    0.01% of the 13F portfolio, value $18,734,958.

    13F-HR/A 0001104659-26-104387 filed by CITADEL ADVISORS LLC
    Accepted , ingested

  2. period ended2026-03-31
    13F 942,534 shares
    Change vs previous 13F -1,192,102 shares

    0.05% of the 13F portfolio, value $70,774,878.

    13F-HR 0001104659-26-062477 filed by CITADEL ADVISORS LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  3. period ended2025-12-31
    13F 2,134,636 shares
    Change vs previous 13F -267,429 shares

    0.11% of the 13F portfolio, value $168,871,054.

    13F-HR 0001104659-26-016408 filed by CITADEL ADVISORS LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  4. period ended2025-09-30
    13F 2,402,065 shares
    Change vs previous 13F +907,084 shares

    0.13% of the 13F portfolio, value $157,143,093.

    13F-HR 0001104659-25-112514 filed by CITADEL ADVISORS LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  5. period ended2025-06-30
    13F 1,494,981 shares
    Change vs previous 13F -1,985,081 shares

    0.05% of the 13F portfolio, value $59,066,699.

    13F-HR 0001104659-25-078555 filed by CITADEL ADVISORS LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  6. period ended2025-03-31
    13F 3,480,062 shares
    Change vs previous 13F +1,314,146 shares

    0.1% of the 13F portfolio, value $104,993,471.

    13F-HR 0000950123-25-005687 filed by CITADEL ADVISORS LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  7. period ended2024-12-31
    13F 2,165,916 shares
    Change vs previous 13F +1,764,765 shares

    0.07% of the 13F portfolio, value $75,720,424.

    13F-HR 0000950123-25-002739 filed by CITADEL ADVISORS LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  8. period ended2024-09-30
    13F 401,151 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $16,070,109.

    13F-HR 0000950123-24-011767 filed by CITADEL ADVISORS LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).