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Disclosery

BlackRock, Inc.: ROCK position timeline

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

BlackRock, Inc. held 4,919,877 ROCK 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 4,919,877 shares
    Change vs previous 13F -129,110 shares

    <0.01% of the 13F portfolio, value $221,886,453.

    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 5,048,987 shares
    Change vs previous 13F +77,899 shares

    <0.01% of the 13F portfolio, value $201,303,115.

    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 4,971,088 shares
    Change vs previous 13F -261,454 shares

    <0.01% of the 13F portfolio, value $245,770,591.

    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 5,232,542 shares
    Change vs previous 13F -40,695 shares

    0.01% of the 13F portfolio, value $328,603,638.

    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 5,273,237 shares
    Change vs previous 13F +39,089 shares

    0.01% of the 13F portfolio, value $311,120,983.

    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 5,234,148 shares
    Change vs previous 13F -262,556 shares

    0.01% of the 13F portfolio, value $307,035,121.

    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 5,496,704 shares
    Change vs previous 13F +100,020 shares

    0.01% of the 13F portfolio, value $323,755,866.

    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 5,396,684 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $377,390,113.

    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).