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Russell Investments Group, Ltd.: ATEC position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Russell Investments Group, Ltd. on ATEC, newest first. How the timeline and the estimate are built.

Russell Investments Group, Ltd. held 491,358 ATEC shares at 2026-06-30 per its 13F-HR filed 2026-08-06.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 491,358 shares
    Change vs previous 13F +152,750 shares

    <0.01% of the 13F portfolio, value $4,250,255.

    13F-HR 0001193125-26-336961 filed by Russell Investments Group, Ltd.
    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 338,608 shares
    Change vs previous 13F +49,079 shares

    <0.01% of the 13F portfolio, value $3,684,059.

    13F-HR 0001193125-26-213225 filed by Russell Investments Group, Ltd.
    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 289,529 shares
    Change vs previous 13F -25,884 shares

    0.01% of the 13F portfolio, value $6,091,725.

    13F-HR 0001193125-26-053181 filed by Russell Investments Group, Ltd.
    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 315,413 shares
    Change vs previous 13F -30,841 shares

    0.01% of the 13F portfolio, value $4,586,103.

    13F-HR 0001193125-25-278803 filed by Russell Investments Group, Ltd.
    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 346,254 shares
    Change vs previous 13F +9,791 shares

    <0.01% of the 13F portfolio, value $3,843,419.

    13F-HR 0000950123-25-007728 filed by Russell Investments Group, Ltd.
    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 336,463 shares
    Change vs previous 13F +136,577 shares

    <0.01% of the 13F portfolio, value $3,411,732.

    13F-HR 0000950123-25-004729 filed by Russell Investments Group, Ltd.
    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 199,886 shares
    Change vs previous 13F +33,362 shares

    <0.01% of the 13F portfolio, value $1,834,952.

    13F-HR 0000950123-25-001908 filed by Russell Investments Group, Ltd.
    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 166,524 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $925,875.

    13F-HR 0000950123-24-011064 filed by Russell Investments Group, Ltd.
    Filed (acceptance time not in the bulk data set), ingested

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