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Disclosery

Burgundy Asset Management Ltd.: ALRM position timeline

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

Burgundy Asset Management Ltd. held 999,208 ALRM shares at 2025-09-30 per its 13F-HR filed 2025-11-12.

the latest 13F is the newest step

  1. period ended2025-09-30
    13F 999,208 shares
    Change vs previous 13F +13,326 shares

    0.55% of the 13F portfolio, value $58,583,565.

    13F-HR 0001193125-25-277473 filed by Burgundy Asset 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 ended2025-06-30
    13F 985,882 shares
    Change vs previous 13F +103,531 shares

    0.54% of the 13F portfolio, value $55,771,345.

    13F-HR 0000950123-25-007831 filed by Burgundy Asset 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 ended2025-03-31
    13F 882,351 shares
    Change vs previous 13F +183,503 shares

    0.51% of the 13F portfolio, value $49,102,833.

    13F-HR 0000950123-25-004910 filed by Burgundy Asset 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 ended2024-12-31
    13F 698,848 shares
    Change vs previous 13F not available

    0.43% of the 13F portfolio, value $42,489,958.

    13F-HR 0000950123-25-002842 filed by Burgundy Asset Management Ltd.
    Filed (acceptance time not in the bulk data set), ingested

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