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Onex Canada Asset Management Inc.: BRK-A position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Onex Canada Asset Management Inc. on BRK-A, newest first. How the timeline and the estimate are built.

Onex Canada Asset Management Inc. held 19 BRK-A shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 19 shares
    Change vs previous 13F 0 shares

    2.19% of the 13F portfolio, value $14,228,150.

    13F-HR 0001104659-26-096434 filed by Onex Canada Asset Management Inc.
    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 19 shares
    Change vs previous 13F -2 shares

    2.27% of the 13F portfolio, value $13,644,660.

    13F-HR 0001104659-26-061855 filed by Onex Canada Asset Management Inc.
    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 21 shares
    Change vs previous 13F -1 shares

    2.2% of the 13F portfolio, value $15,850,800.

    13F-HR 0001104659-26-015286 filed by Onex Canada Asset Management Inc.
    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 22 shares
    Change vs previous 13F 0 shares

    2.1% of the 13F portfolio, value $16,592,400.

    13F-HR 0001104659-25-111825 filed by Onex Canada Asset Management Inc.
    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 22 shares
    Change vs previous 13F -2 shares

    1.96% of the 13F portfolio, value $16,033,600.

    13F-HR 0001104659-25-078455 filed by Onex Canada Asset Management Inc.
    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 24 shares
    Change vs previous 13F -2 shares

    2.47% of the 13F portfolio, value $19,162,599.

    13F-HR 0001104659-25-049261 filed by Onex Canada Asset Management Inc.
    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 26 shares
    Change vs previous 13F -3 shares

    2.12% of the 13F portfolio, value $17,703,920.

    13F-HR 0001104659-25-013955 filed by Onex Canada Asset Management Inc.
    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 29 shares
    Change vs previous 13F not available

    2.35% of the 13F portfolio, value $20,044,220.

    13F-HR 0001104659-24-118596 filed by Onex Canada Asset Management Inc.
    Filed (acceptance time not in the bulk data set), ingested

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