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Disclosery

BlackRock, Inc.: ATKR position timeline

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

BlackRock, Inc. held 3,116,222 ATKR 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 3,116,222 shares
    Change vs previous 13F +489,431 shares

    <0.01% of the 13F portfolio, value $236,957,509.

    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 2,626,791 shares
    Change vs previous 13F +71,086 shares

    <0.01% of the 13F portfolio, value $154,744,274.

    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 2,555,705 shares
    Change vs previous 13F -55,677 shares

    <0.01% of the 13F portfolio, value $161,648,314.

    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 2,611,382 shares
    Change vs previous 13F -62,719 shares

    <0.01% of the 13F portfolio, value $163,838,112.

    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 2,674,101 shares
    Change vs previous 13F -69,791 shares

    <0.01% of the 13F portfolio, value $188,657,834.

    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 2,743,892 shares
    Change vs previous 13F -396,234 shares

    <0.01% of the 13F portfolio, value $164,606,082.

    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 3,140,126 shares
    Change vs previous 13F +86,566 shares

    0.01% of the 13F portfolio, value $262,043,538.

    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 3,053,560 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $258,758,684.

    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).