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Investment Management Corp of Ontario: MRK position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Investment Management Corp of Ontario on MRK, newest first. How the timeline and the estimate are built.

Investment Management Corp of Ontario held 276,725 MRK shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 276,725 shares
    Change vs previous 13F +72,873 shares

    0.45% of the 13F portfolio, value $35,559,163.

    13F-HR 0001999371-26-018010 filed by Investment Management Corp of Ontario
    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 203,852 shares
    Change vs previous 13F -86,374 shares

    0.32% of the 13F portfolio, value $24,521,357.

    13F-HR 0001999371-26-010874 filed by Investment Management Corp of Ontario
    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 290,226 shares
    Change vs previous 13F -12,927 shares

    0.41% of the 13F portfolio, value $30,549,189.

    13F-HR 0001999371-26-003507 filed by Investment Management Corp of Ontario
    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 303,153 shares
    Change vs previous 13F +79,006 shares

    0.39% of the 13F portfolio, value $25,443,631.

    13F-HR 0001999371-25-017736 filed by Investment Management Corp of Ontario
    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 224,147 shares
    Change vs previous 13F +99,287 shares

    0.26% of the 13F portfolio, value $17,743,477.

    13F-HR 0001999371-25-011301 filed by Investment Management Corp of Ontario
    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 124,860 shares
    Change vs previous 13F +4,646 shares

    0.23% of the 13F portfolio, value $11,207,434.

    13F-HR 0001999371-25-006258 filed by Investment Management Corp of Ontario
    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 120,214 shares
    Change vs previous 13F -47,839 shares

    0.4% of the 13F portfolio, value $11,958,889.

    13F-HR 0001839882-25-009247 filed by Investment Management Corp of Ontario
    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 168,053 shares
    Change vs previous 13F not available

    0.43% of the 13F portfolio, value $19,084,099.

    13F-HR 0001839882-24-039251 filed by Investment Management Corp of Ontario
    Filed (acceptance time not in the bulk data set), ingested

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