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BlackRock, Inc.: RBRK position timeline

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

BlackRock, Inc. held 9,990,174 RBRK 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 9,990,174 shares
    Change vs previous 13F +1,173,358 shares

    0.01% of the 13F portfolio, value $802,011,168.

    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 8,816,816 shares
    Change vs previous 13F -2,899,865 shares

    0.01% of the 13F portfolio, value $431,759,500.

    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 11,716,681 shares
    Change vs previous 13F +1,589,717 shares

    0.02% of the 13F portfolio, value $896,091,728.

    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 10,126,964 shares
    Change vs previous 13F +1,772,642 shares

    0.01% of the 13F portfolio, value $832,942,809.

    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 8,354,322 shares
    Change vs previous 13F +6,066,485 shares

    0.01% of the 13F portfolio, value $748,463,709.

    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 2,287,837 shares
    Change vs previous 13F +495,962 shares

    <0.01% of the 13F portfolio, value $139,512,300.

    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 1,791,875 shares
    Change vs previous 13F +507,163 shares

    <0.01% of the 13F portfolio, value $117,116,949.

    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 1,284,712 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $41,303,491.

    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).