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Robeco Institutional Asset Management B.V.: MRK position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Robeco Institutional Asset Management B.V. on MRK, newest first. How the timeline and the estimate are built.

Robeco Institutional Asset Management B.V. held 2,373,993 MRK shares at 2026-06-30 per its 13F-HR filed 2026-07-21.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 2,373,993 shares
    Change vs previous 13F +51,700 shares

    0.37% of the 13F portfolio, value $305,058,122.

    13F-HR 0001418773-26-000003 filed by Robeco Institutional Asset Management B.V.
    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 2,322,293 shares
    Change vs previous 13F -175,682 shares

    0.4% of the 13F portfolio, value $279,348,626.

    13F-HR 0001418773-26-000002 filed by Robeco Institutional Asset Management B.V.
    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 2,497,975 shares
    Change vs previous 13F -508,157 shares

    0.37% of the 13F portfolio, value $262,936,848.

    13F-HR 0001418773-26-000001 filed by Robeco Institutional Asset Management B.V.
    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 3,006,132 shares
    Change vs previous 13F -157,285 shares

    0.37% of the 13F portfolio, value $252,304,659.

    13F-HR 0001418773-25-000002 filed by Robeco Institutional Asset Management B.V.
    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 3,163,417 shares
    Change vs previous 13F +556,891 shares

    0.4% of the 13F portfolio, value $250,416,091.

    13F-HR 0001085146-25-003972 filed by Robeco Institutional Asset Management B.V.
    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 2,606,526 shares
    Change vs previous 13F -50,885 shares

    0.45% of the 13F portfolio, value $233,961,779.

    13F-HR 0001085146-25-002276 filed by Robeco Institutional Asset Management B.V.
    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 2,657,411 shares
    Change vs previous 13F -546,267 shares

    0.5% of the 13F portfolio, value $264,359,250.

    13F-HR 0001085146-25-000410 filed by Robeco Institutional Asset Management B.V.
    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 3,203,678 shares
    Change vs previous 13F not available

    0.72% of the 13F portfolio, value $363,809,677.

    13F-HR 0001085146-24-005220 filed by Robeco Institutional Asset Management B.V.
    Filed (acceptance time not in the bulk data set), ingested

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