Skip to content
Disclosery

Mawer Investment Management Ltd.: AER position timeline

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

Mawer Investment Management Ltd. held 2,420,238 AER 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 2,420,238 shares
    Change vs previous 13F -259,623 shares

    2.4% of the 13F portfolio, value $352,822,296.

    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 2,679,861 shares
    Change vs previous 13F -593,074 shares

    2.38% of the 13F portfolio, value $367,623,332.

    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 3,272,935 shares
    Change vs previous 13F +1,179,241 shares

    2.64% of the 13F portfolio, value $470,517,136.

    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 2,093,694 shares
    Change vs previous 13F +543,465 shares

    1.32% of the 13F portfolio, value $253,336,974.

    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 1,550,229 shares
    Change vs previous 13F not available

    0.92% of the 13F portfolio, value $181,376,793.

    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).