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Russell Investments Group, Ltd.: AMT position timeline

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

Russell Investments Group, Ltd. held 937,745 AMT 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 937,745 shares
    Change vs previous 13F -217 shares

    0.14% of the 13F portfolio, value $153,862,407.

    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 937,962 shares
    Change vs previous 13F +210,812 shares

    0.17% of the 13F portfolio, value $161,692,677.

    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 727,150 shares
    Change vs previous 13F -172,927 shares

    0.14% of the 13F portfolio, value $127,742,884.

    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 900,077 shares
    Change vs previous 13F +82,859 shares

    0.2% of the 13F portfolio, value $173,473,409.

    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 817,218 shares
    Change vs previous 13F -97,453 shares

    0.23% of the 13F portfolio, value $180,501,903.

    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 914,671 shares
    Change vs previous 13F +34,420 shares

    0.27% of the 13F portfolio, value $198,952,658.

    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 880,251 shares
    Change vs previous 13F -105,107 shares

    0.22% of the 13F portfolio, value $161,388,771.

    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 985,358 shares
    Change vs previous 13F not available

    0.33% of the 13F portfolio, value $229,067,133.

    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).