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Disclosery

MONTRUSCO BOLTON INVESTMENTS INC.: ZTS position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of MONTRUSCO BOLTON INVESTMENTS INC. on ZTS, newest first. How the timeline and the estimate are built.

MONTRUSCO BOLTON INVESTMENTS INC. held 819,278 ZTS shares at 2026-09-30 per its 13F-HR filed 2026-10-13.

the latest 13F is the newest step

  1. period ended2026-09-30
    13F 819,278 shares
    Change vs previous 13F -292,105 shares

    0.99% of the 13F portfolio, value $57,210,182.

    13F-HR 0001475940-26-000009 filed by MONTRUSCO BOLTON INVESTMENTS INC.
    Accepted , ingested

  2. period ended2026-06-30
    13F 1,111,383 shares
    Change vs previous 13F -554,952 shares

    1.24% of the 13F portfolio, value $79,863,983.

    13F-HR 0001475940-26-000006 filed by MONTRUSCO BOLTON INVESTMENTS INC.
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2026-03-31
    13F 1,666,335 shares
    Change vs previous 13F -501,743 shares

    2.9% of the 13F portfolio, value $191,391,765.

    13F-HR 0001475940-26-000003 filed by MONTRUSCO BOLTON INVESTMENTS INC.
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-12-31
    13F 2,168,078 shares
    Change vs previous 13F +1,560,314 shares

    3.33% of the 13F portfolio, value $266,888,165.

    13F-HR 0001475940-26-000001 filed by MONTRUSCO BOLTON INVESTMENTS INC.
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-09-30
    13F 607,764 shares
    Change vs previous 13F +114,912 shares

    1.03% of the 13F portfolio, value $88,928,028.

    13F-HR 0001475940-25-000002 filed by MONTRUSCO BOLTON INVESTMENTS INC.
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-06-30
    13F 492,852 shares
    Change vs previous 13F -102,497 shares

    0.85% of the 13F portfolio, value $76,860,269.

    13F-HR 0001085146-25-004174 filed by MONTRUSCO BOLTON INVESTMENTS INC.
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2025-03-31
    13F 595,349 shares
    Change vs previous 13F +163,502 shares

    1.22% of the 13F portfolio, value $93,044,867.

    13F-HR 0001085146-25-002552 filed by MONTRUSCO BOLTON INVESTMENTS INC.
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-12-31
    13F 431,847 shares
    Change vs previous 13F not available

    0.82% of the 13F portfolio, value $67,651,611.

    13F-HR 0001085146-25-000414 filed by MONTRUSCO BOLTON INVESTMENTS INC.
    Filed (acceptance time not in the bulk data set), ingested

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