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Kovack Advisors, Inc.: MRK position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Kovack Advisors, Inc. on MRK, newest first. How the timeline and the estimate are built.

Kovack Advisors, Inc. held 29,013 MRK shares at 2026-06-30 per its 13F-HR filed 2026-07-29.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 29,013 shares
    Change vs previous 13F -8,754 shares

    0.18% of the 13F portfolio, value $3,699,331.

    13F-HR 0001728321-26-000004 filed by Kovack Advisors, Inc.
    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 37,767 shares
    Change vs previous 13F +16,231 shares

    0.24% of the 13F portfolio, value $4,548,482.

    13F-HR 0001728321-26-000003 filed by Kovack Advisors, Inc.
    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/A 21,536 shares
    Change vs previous 13F +13,007 shares

    0.11% of the 13F portfolio, value $2,266,926.

    13F-HR/A 0001728321-26-000002 filed by Kovack Advisors, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-09-30
    13F 8,529 shares
    Change vs previous 13F -3,144 shares

    0.07% of the 13F portfolio, value $715,856.

    13F-HR 0001728321-25-000005 filed by Kovack Advisors, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-06-30
    13F 11,673 shares
    Change vs previous 13F -1,408 shares

    0.09% of the 13F portfolio, value $923,997.

    13F-HR 0001085146-25-004483 filed by Kovack Advisors, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-03-31
    13F 13,081 shares
    Change vs previous 13F -2,254 shares

    0.12% of the 13F portfolio, value $1,174,126.

    13F-HR 0001085146-25-002653 filed by Kovack Advisors, Inc.
    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 15,335 shares
    Change vs previous 13F -8,570 shares

    0.15% of the 13F portfolio, value $1,525,515.

    13F-HR 0001085146-25-000776 filed by Kovack Advisors, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-09-30
    13F 23,905 shares
    Change vs previous 13F not available

    0.29% of the 13F portfolio, value $2,714,694.

    13F-HR 0001085146-24-005367 filed by Kovack Advisors, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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