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BlackRock, Inc.: IBKR position timeline

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

BlackRock, Inc. held 33,129,663 IBKR 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 33,129,663 shares
    Change vs previous 13F +1,754,626 shares

    0.04% of the 13F portfolio, value $2,883,605,830.

    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 31,375,037 shares
    Change vs previous 13F -304,805 shares

    0.04% of the 13F portfolio, value $2,104,323,725.

    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 31,679,842 shares
    Change vs previous 13F +710,875 shares

    0.03% of the 13F portfolio, value $2,037,330,638.

    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 30,968,967 shares
    Change vs previous 13F -9,267,761 shares

    0.04% of the 13F portfolio, value $2,130,974,642.

    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 40,236,728 shares
    Change vs previous 13F +29,823,722 shares

    0.04% of the 13F portfolio, value $2,229,517,115.

    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 10,413,006 shares
    Change vs previous 13F +79,196 shares

    0.04% of the 13F portfolio, value $1,724,289,702.

    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 10,333,810 shares
    Change vs previous 13F +761,378 shares

    0.04% of the 13F portfolio, value $1,825,674,265.

    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 9,572,432 shares
    Change vs previous 13F not available

    0.03% of the 13F portfolio, value $1,334,014,121.

    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).