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Connor, Clark & Lunn Investment Management Ltd.: BRK-B position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Connor, Clark & Lunn Investment Management Ltd. on BRK-B, newest first. How the timeline and the estimate are built.

Connor, Clark & Lunn Investment Management Ltd. held 530,225 BRK-B shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 530,225 shares
    Change vs previous 13F +277,132 shares

    0.5% of the 13F portfolio, value $265,319,288.

    13F-HR 0001596800-26-000012 filed by Connor, Clark & Lunn 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 253,093 shares
    Change vs previous 13F -72,847 shares

    0.28% of the 13F portfolio, value $121,282,166.

    13F-HR 0001596800-26-000007 filed by Connor, Clark & Lunn 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 325,940 shares
    Change vs previous 13F +178,536 shares

    0.43% of the 13F portfolio, value $163,833,741.

    13F-HR 0001596800-26-000001 filed by Connor, Clark & Lunn 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 147,404 shares
    Change vs previous 13F -3,338 shares

    0.23% of the 13F portfolio, value $74,105,887.

    13F-HR 0001596800-25-000015 filed by Connor, Clark & Lunn 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 150,742 shares
    Change vs previous 13F +113,883 shares

    0.26% of the 13F portfolio, value $73,225,941.

    13F-HR 0001596800-25-000010 filed by Connor, Clark & Lunn 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 36,859 shares
    Change vs previous 13F -16,253 shares

    0.09% of the 13F portfolio, value $19,630,366.

    13F-HR 0001596800-25-000006 filed by Connor, Clark & Lunn 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 53,112 shares
    Change vs previous 13F -17,323 shares

    0.11% of the 13F portfolio, value $24,074,607.

    13F-HR 0001596800-25-000003 filed by Connor, Clark & Lunn 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 70,435 shares
    Change vs previous 13F not available

    0.16% of the 13F portfolio, value $32,418,413.

    13F-HR 0001596800-24-000018 filed by Connor, Clark & Lunn Investment Management Ltd.
    Filed (acceptance time not in the bulk data set), ingested

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