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CITADEL ADVISORS LLC: FLEX position timeline

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

CITADEL ADVISORS LLC held 1,386,824 FLEX 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 1,386,824 shares
    Change vs previous 13F +530,071 shares

    0.13% of the 13F portfolio, value $224,762,566.

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

  2. period ended2026-03-31
    13F 856,753 shares
    Change vs previous 13F +742,773 shares

    0.04% of the 13F portfolio, value $56,083,051.

    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 113,980 shares
    Change vs previous 13F -958,591 shares

    <0.01% of the 13F portfolio, value $6,886,672.

    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 1,072,571 shares
    Change vs previous 13F +556,886 shares

    0.05% of the 13F portfolio, value $62,176,941.

    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 515,685 shares
    Change vs previous 13F -1,570,457 shares

    0.02% of the 13F portfolio, value $25,742,996.

    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 2,086,142 shares
    Change vs previous 13F +987,888 shares

    0.07% of the 13F portfolio, value $69,009,578.

    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 1,098,254 shares
    Change vs previous 13F -270,332 shares

    0.04% of the 13F portfolio, value $42,161,971.

    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 1,368,586 shares
    Change vs previous 13F not available

    0.05% of the 13F portfolio, value $45,751,830.

    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).