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Disclosery

HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND: MRK position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND on MRK, newest first. How the timeline and the estimate are built.

HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND held 306,379 MRK 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 306,379 shares
    Change vs previous 13F -532,236 shares

    0.06% of the 13F portfolio, value $39,369,701.

    13F-HR 0001535845-26-000007 filed by HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND
    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 838,615 shares
    Change vs previous 13F -95,504 shares

    0.17% of the 13F portfolio, value $100,876,998.

    13F-HR 0001535845-26-000004 filed by HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND
    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 934,119 shares
    Change vs previous 13F -41,760 shares

    0.17% of the 13F portfolio, value $98,325,366.

    13F-HR 0001535845-26-000002 filed by HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND
    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 975,879 shares
    Change vs previous 13F +717,309 shares

    0.15% of the 13F portfolio, value $81,905,524.

    13F-HR 0001535845-25-000013 filed by HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND
    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 258,570 shares
    Change vs previous 13F -227,990 shares

    0.04% of the 13F portfolio, value $20,468,401.

    13F-HR 0001535845-25-000009 filed by HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND
    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 486,560 shares
    Change vs previous 13F -1,878,640 shares

    0.1% of the 13F portfolio, value $43,673,626.

    13F-HR 0001535845-25-000006 filed by HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND
    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 2,365,200 shares
    Change vs previous 13F +801,200 shares

    0.5% of the 13F portfolio, value $235,290,096.

    13F-HR 0001535845-25-000004 filed by HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND
    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 1,564,000 shares
    Change vs previous 13F not available

    0.43% of the 13F portfolio, value $177,607,840.

    13F-HR 0001535845-24-000015 filed by HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND
    Filed (acceptance time not in the bulk data set), ingested

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