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Disclosery

Twin Tree Management, LP: MRK position timeline

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

Twin Tree Management, LP held 0 MRK shares at 2026-03-31 per its 13F-HR filed 2026-05-14.

the latest 13F is the newest step

  1. period ended2026-03-31
    13F 0 shares
    Change vs previous 13F -10,738 shares

    13F-HR 0001535588-26-000003 filed by Twin Tree Management, LP
    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.

  2. period ended2025-12-31
    13F 10,738 shares
    Change vs previous 13F -104,426 shares

    0.12% of the 13F portfolio, value $1,130,282.

    13F-HR 0001535588-26-000002 filed by Twin Tree Management, LP
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-09-30
    13F 115,164 shares
    Change vs previous 13F -57,776 shares

    0.45% of the 13F portfolio, value $9,665,715.

    13F-HR 0001535588-25-000009 filed by Twin Tree Management, LP
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-06-30
    13F 172,940 shares
    Change vs previous 13F +172,940 shares

    0.34% of the 13F portfolio, value $13,689,931.

    13F-HR 0001085146-25-004202 filed by Twin Tree Management, LP
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-03-31
    13F 0 shares
    Change vs previous 13F -82,568 shares

    13F-HR 0001535588-25-000003 filed by Twin Tree Management, LP
    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.

  6. period ended2024-12-31
    13F 82,568 shares
    Change vs previous 13F not available

    0.2% of the 13F portfolio, value $8,213,865.

    13F-HR 0001535588-25-000002 filed by Twin Tree Management, LP
    Filed (acceptance time not in the bulk data set), ingested

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