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Disclosery

K.J. Harrison & Partners Inc: MAT position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of K.J. Harrison & Partners Inc on MAT, newest first. How the timeline and the estimate are built.

K.J. Harrison & Partners Inc held 52,000 MAT 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 52,000 shares
    Change vs previous 13F 0 shares

    0.1% of the 13F portfolio, value $721,760.

    13F-HR 0001418359-26-000003 filed by K.J. Harrison & Partners 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 52,000 shares
    Change vs previous 13F -190,000 shares

    0.12% of the 13F portfolio, value $755,560.

    13F-HR 0001418359-26-000002 filed by K.J. Harrison & Partners 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 242,000 shares
    Change vs previous 13F +225,000 shares

    0.64% of the 13F portfolio, value $4,801,280.

    13F-HR 0001418359-26-000001 filed by K.J. Harrison & Partners 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 17,000 shares
    Change vs previous 13F +17,000 shares

    0.04% of the 13F portfolio, value $292,740.

    13F-HR 0001418359-25-000004 filed by K.J. Harrison & Partners Inc
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-03-31
    13F 0 shares
    Change vs previous 13F -67,000 shares

    13F-HR 0001085146-25-002332 filed by K.J. Harrison & Partners Inc
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  6. period ended2024-12-31
    13F 67,000 shares
    Change vs previous 13F +17,000 shares

    0.19% of the 13F portfolio, value $1,187,910.

    13F-HR 0001085146-25-000775 filed by K.J. Harrison & Partners Inc
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-09-30
    13F 50,000 shares
    Change vs previous 13F not available

    0.14% of the 13F portfolio, value $921,000.

    13F-HR 0001085146-24-005142 filed by K.J. Harrison & Partners Inc
    Filed (acceptance time not in the bulk data set), ingested

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