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GREAT LAKES ADVISORS, LLC: MRK position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of GREAT LAKES ADVISORS, LLC on MRK, newest first. How the timeline and the estimate are built.

GREAT LAKES ADVISORS, LLC held 1,595,891 MRK shares at 2026-06-30 per its 13F-HR filed 2026-08-10.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 1,595,891 shares
    Change vs previous 13F +26,504 shares

    1.56% of the 13F portfolio, value $205,072,433.

    13F-HR 0001078013-26-000004 filed by GREAT LAKES ADVISORS, LLC
    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 1,569,387 shares
    Change vs previous 13F -107,724 shares

    1.57% of the 13F portfolio, value $188,782,026.

    13F-HR 0001078013-26-000003 filed by GREAT LAKES ADVISORS, LLC
    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 1,677,111 shares
    Change vs previous 13F +39,268 shares

    1.44% of the 13F portfolio, value $176,533,094.

    13F-HR 0001078013-26-000002 filed by GREAT LAKES ADVISORS, LLC
    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 1,637,843 shares
    Change vs previous 13F -17,692 shares

    1.15% of the 13F portfolio, value $137,464,510.

    13F-HR 0001078013-25-000008 filed by GREAT LAKES ADVISORS, LLC
    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 1,655,535 shares
    Change vs previous 13F +500,576 shares

    1.1% of the 13F portfolio, value $131,052,437.

    13F-HR 0001078013-25-000005 filed by GREAT LAKES ADVISORS, LLC
    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 1,154,959 shares
    Change vs previous 13F +13,648 shares

    0.93% of the 13F portfolio, value $103,478,421.

    13F-HR 0001078013-25-000004 filed by GREAT LAKES ADVISORS, LLC
    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 1,141,311 shares
    Change vs previous 13F +7,549 shares

    0.97% of the 13F portfolio, value $113,537,624.

    13F-HR 0001078013-25-000002 filed by GREAT LAKES ADVISORS, LLC
    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 1,133,762 shares
    Change vs previous 13F not available

    1.08% of the 13F portfolio, value $128,750,064.

    13F-HR 0001078013-24-000006 filed by GREAT LAKES ADVISORS, LLC
    Filed (acceptance time not in the bulk data set), ingested

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