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Mawer Investment Management Ltd.: ATR position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Mawer Investment Management Ltd. on ATR, newest first. How the timeline and the estimate are built.

Mawer Investment Management Ltd. held 193,292 ATR 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 193,292 shares
    Change vs previous 13F -463,981 shares

    0.16% of the 13F portfolio, value $24,200,158.

    13F-HR 0000945621-26-000992 filed by Mawer Investment Management 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 657,273 shares
    Change vs previous 13F -1,399,951 shares

    0.54% of the 13F portfolio, value $82,829,543.

    13F-HR 0000945621-26-000636 filed by Mawer Investment Management 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 2,057,224 shares
    Change vs previous 13F -701,802 shares

    1.41% of the 13F portfolio, value $250,899,039.

    13F-HR 0000945621-26-000248 filed by Mawer Investment Management 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 2,759,026 shares
    Change vs previous 13F +1,358,269 shares

    1.91% of the 13F portfolio, value $368,771,415.

    13F-HR 0000945621-25-001010 filed by Mawer Investment Management 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 1,400,757 shares
    Change vs previous 13F +197,214 shares

    1.11% of the 13F portfolio, value $219,120,417.

    13F-HR 0000945621-25-000670 filed by Mawer Investment Management 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 1,203,543 shares
    Change vs previous 13F -5,210 shares

    0.86% of the 13F portfolio, value $178,581,710.

    13F-HR 0000945621-25-000421 filed by Mawer Investment Management 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 1,208,753 shares
    Change vs previous 13F +50,651 shares

    0.86% of the 13F portfolio, value $189,895,096.

    13F-HR 0000945621-25-000162 filed by Mawer Investment Management 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 1,158,102 shares
    Change vs previous 13F not available

    0.85% of the 13F portfolio, value $185,516,359.

    13F-HR 0000945621-24-000863 filed by Mawer Investment Management Ltd.
    Filed (acceptance time not in the bulk data set), ingested

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