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Disclosery

Byrne Asset Management LLC: MRK position timeline

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

Byrne Asset Management LLC held 3,127 MRK shares at 2026-09-30 per its 13F-HR filed 2026-10-06.

the latest 13F is the newest step

  1. period ended2026-09-30
    13F 3,127 shares
    Change vs previous 13F +100 shares

    0.25% of the 13F portfolio, value $449,694.

    13F-HR 0001911322-26-000005 filed by Byrne Asset Management LLC
    Accepted , ingested

  2. period ended2026-06-30
    13F 3,027 shares
    Change vs previous 13F -10 shares

    0.21% of the 13F portfolio, value $388,970.

    13F-HR 0001911322-26-000003 filed by Byrne Asset Management LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2026-03-31
    13F 3,037 shares
    Change vs previous 13F -85 shares

    0.21% of the 13F portfolio, value $365,321.

    13F-HR 0001911322-26-000002 filed by Byrne Asset Management LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-12-31
    13F 3,122 shares
    Change vs previous 13F -30 shares

    0.18% of the 13F portfolio, value $328,622.

    13F-HR 0001911322-26-000001 filed by Byrne Asset Management LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-09-30
    13F 3,152 shares
    Change vs previous 13F +154 shares

    0.16% of the 13F portfolio, value $264,547.

    13F-HR 0001911322-25-000008 filed by Byrne Asset Management LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-06-30
    13F 2,998 shares
    Change vs previous 13F -95 shares

    0.16% of the 13F portfolio, value $237,322.

    13F-HR 0001911322-25-000005 filed by Byrne Asset Management LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2025-03-31
    13F 3,093 shares
    Change vs previous 13F +3,093 shares

    0.2% of the 13F portfolio, value $277,628.

    13F-HR 0001911322-25-000004 filed by Byrne Asset Management LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-12-31
    13F 0 shares
    Change vs previous 13F not available

    13F-HR 0001911322-25-000001 filed by Byrne Asset Management LLC
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.