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Disclosery

ADAR1 Capital Management, LLC: MRK position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of ADAR1 Capital Management, LLC on MRK, newest first. How the timeline and the estimate are built.

ADAR1 Capital Management, LLC held 3,140 MRK shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 3,140 shares
    Change vs previous 13F 0 shares

    0.02% of the 13F portfolio, value $403,490.

    13F-HR 0001940272-26-000015 filed by ADAR1 Capital Management, 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 3,140 shares
    Change vs previous 13F -6,500 shares

    0.02% of the 13F portfolio, value $377,711.

    13F-HR 0001940272-26-000005 filed by ADAR1 Capital 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 ended2025-12-31
    13F/A 9,640 shares
    Change vs previous 13F -8,900 shares

    0.08% of the 13F portfolio, value $1,014,706.

    13F-HR/A 0001940272-26-000003 filed by ADAR1 Capital 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 ended2025-09-30
    13F 18,540 shares
    Change vs previous 13F +11,500 shares

    0.15% of the 13F portfolio, value $1,556,062.

    13F-HR 0001940272-25-000008 filed by ADAR1 Capital 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 ended2025-06-30
    13F 7,040 shares
    Change vs previous 13F +7,040 shares

    0.09% of the 13F portfolio, value $557,286.

    13F-HR 0001940272-25-000005 filed by ADAR1 Capital 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 ended2025-03-31
    13F 0 shares
    Change vs previous 13F -2,440 shares

    13F-HR 0001940272-25-000003 filed by ADAR1 Capital 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.

  7. period ended2024-12-31
    13F 2,440 shares
    Change vs previous 13F +1,300 shares

    0.05% of the 13F portfolio, value $242,731.

    13F-HR 0001940272-25-000001 filed by ADAR1 Capital 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 ended2024-09-30
    13F 1,140 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $129,458.

    13F-HR 0001940267-24-000005 filed by ADAR1 Capital Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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