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Disclosery

BlackRock, Inc.: QSI position timeline

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

BlackRock, Inc. held 5,225,352 QSI shares at 2026-06-30 per its 13F-HR filed 2026-08-07.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 5,225,352 shares
    Change vs previous 13F -8,189,597 shares

    <0.01% of the 13F portfolio, value $4,624,436.

    13F-HR 0002012383-26-003238 filed by BlackRock, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  2. period ended2026-03-31
    13F 13,414,949 shares
    Change vs previous 13F +360,892 shares

    <0.01% of the 13F portfolio, value $10,383,169.

    13F-HR 0002012383-26-001841 filed by BlackRock, Inc.
    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 13,054,057 shares
    Change vs previous 13F +1,732,384 shares

    <0.01% of the 13F portfolio, value $14,359,463.

    13F-HR 0002012383-26-000920 filed by BlackRock, Inc.
    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 11,321,673 shares
    Change vs previous 13F +473,531 shares

    <0.01% of the 13F portfolio, value $15,963,559.

    13F-HR 0002012383-25-002949 filed by BlackRock, Inc.
    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 10,848,142 shares
    Change vs previous 13F +1,407,899 shares

    <0.01% of the 13F portfolio, value $21,262,359.

    13F-HR 0001060021-25-000120 filed by BlackRock, Inc.
    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 9,440,243 shares
    Change vs previous 13F +1,002,596 shares

    <0.01% of the 13F portfolio, value $11,328,290.

    13F-HR 0001576419-25-000869 filed by BlackRock, Inc.
    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 8,437,647 shares
    Change vs previous 13F +1,537,520 shares

    <0.01% of the 13F portfolio, value $22,781,647.

    13F-HR 0001060021-25-000002 filed by BlackRock, Inc.
    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 6,900,127 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $6,087,292.

    13F-HR 0001426459-24-000006 filed by BlackRock, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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