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Disclosery

Jefferies Financial Group Inc.: MRK position timeline

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

Jefferies Financial Group Inc. held 362,956 MRK shares at 2026-06-30 per its 13F-HR filed 2026-08-17.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 362,956 shares
    Change vs previous 13F +1,268 shares

    0.43% of the 13F portfolio, value $46,639,908.

    13F-HR 0001085146-26-000619 filed by Jefferies Financial Group 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 361,688 shares
    Change vs previous 13F -139,240 shares

    0.53% of the 13F portfolio, value $43,507,460.

    13F-HR 0000096223-26-000018 filed by Jefferies Financial Group 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 500,928 shares
    Change vs previous 13F +277,608 shares

    0.43% of the 13F portfolio, value $52,727,713.

    13F-HR 0000096223-26-000010 filed by Jefferies Financial Group 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 223,320 shares
    Change vs previous 13F +90,832 shares

    0.17% of the 13F portfolio, value $18,743,225.

    13F-HR 0000096223-25-000015 filed by Jefferies Financial Group 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 132,488 shares
    Change vs previous 13F -2,431 shares

    0.17% of the 13F portfolio, value $10,487,722.

    13F-HR 0001085146-25-004924 filed by Jefferies Financial Group 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 134,919 shares
    Change vs previous 13F -172,362 shares

    0.21% of the 13F portfolio, value $12,110,330.

    13F-HR 0001085146-25-002834 filed by Jefferies Financial Group 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/A 307,281 shares
    Change vs previous 13F +161,426 shares

    0.34% of the 13F portfolio, value $30,568,314.

    13F-HR/A 0001085146-25-001774 filed by Jefferies Financial Group 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 145,855 shares
    Change vs previous 13F not available

    0.27% of the 13F portfolio, value $16,563,294.

    13F-HR 0001085146-24-005726 filed by Jefferies Financial Group Inc.
    Filed (acceptance time not in the bulk data set), ingested

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