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Disclosery

CITADEL ADVISORS LLC: QSI position timeline

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

CITADEL ADVISORS LLC held 44,335 QSI 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 44,335 shares
    Change vs previous 13F +28,789 shares

    <0.01% of the 13F portfolio, value $39,236.

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

  2. period ended2026-03-31
    13F 15,546 shares
    Change vs previous 13F -2,660,551 shares

    <0.01% of the 13F portfolio, value $12,033.

    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 2,676,097 shares
    Change vs previous 13F +2,269,050 shares

    <0.01% of the 13F portfolio, value $2,943,707.

    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 407,047 shares
    Change vs previous 13F -151,260 shares

    <0.01% of the 13F portfolio, value $573,936.

    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 558,307 shares
    Change vs previous 13F +419,809 shares

    <0.01% of the 13F portfolio, value $1,094,282.

    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 138,498 shares
    Change vs previous 13F +138,498 shares

    <0.01% of the 13F portfolio, value $166,198.

    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 0 shares
    Change vs previous 13F -79,753 shares

    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).

    Exited: the 13F for this period no longer lists the position.

  8. period ended2024-09-30
    13F 79,753 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $70,358.

    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).