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Disclosery

Leith Wheeler Investment Counsel Ltd.: MKSI position timeline

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

Leith Wheeler Investment Counsel Ltd. held 21,332 MKSI shares at 2026-06-30 per its 13F-HR filed 2026-08-05.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 21,332 shares
    Change vs previous 13F -15,902 shares

    0.72% of the 13F portfolio, value $9,488,470.

    13F-HR 0001193125-26-334771 filed by Leith Wheeler Investment Counsel 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 37,234 shares
    Change vs previous 13F -11,235 shares

    0.71% of the 13F portfolio, value $8,556,750.

    13F-HR 0001193125-26-212232 filed by Leith Wheeler Investment Counsel 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 48,469 shares
    Change vs previous 13F -18,695 shares

    0.58% of the 13F portfolio, value $7,745,350.

    13F-HR 0001193125-26-048722 filed by Leith Wheeler Investment Counsel 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 67,164 shares
    Change vs previous 13F -4,124 shares

    0.56% of the 13F portfolio, value $8,312,888.

    13F-HR 0001193125-25-282478 filed by Leith Wheeler Investment Counsel 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/A 71,288 shares
    Change vs previous 13F -1,886 shares

    0.5% of the 13F portfolio, value $7,083,180.

    13F-HR/A 0000950123-25-007226 filed by Leith Wheeler Investment Counsel 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 73,174 shares
    Change vs previous 13F +891 shares

    0.41% of the 13F portfolio, value $5,864,896.

    13F-HR 0000950123-25-004686 filed by Leith Wheeler Investment Counsel 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 72,283 shares
    Change vs previous 13F -2,563 shares

    0.55% of the 13F portfolio, value $7,545,622.

    13F-HR 0000950123-25-002813 filed by Leith Wheeler Investment Counsel 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 74,846 shares
    Change vs previous 13F not available

    0.57% of the 13F portfolio, value $8,136,509.

    13F-HR 0000950123-24-010913 filed by Leith Wheeler Investment Counsel Ltd.
    Filed (acceptance time not in the bulk data set), ingested

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