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Disclosery

K2 PRINCIPAL FUND, L.P.: MRK position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of K2 PRINCIPAL FUND, L.P. on MRK, newest first. How the timeline and the estimate are built.

K2 PRINCIPAL FUND, L.P. held 0 MRK shares at 2026-06-30 per its 13F-HR filed 2026-08-07.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 0 shares
    Change vs previous 13F -5,684 shares

    13F-HR 0001461790-26-000032 filed by K2 PRINCIPAL FUND, L.P.
    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 ended2026-03-31
    13F 5,684 shares
    Change vs previous 13F 0 shares

    0.07% of the 13F portfolio, value $683,728.

    13F-HR 0001461790-26-000030 filed by K2 PRINCIPAL FUND, L.P.
    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 5,684 shares
    Change vs previous 13F 0 shares

    0.06% of the 13F portfolio, value $598,298.

    13F-HR 0001461790-26-000016 filed by K2 PRINCIPAL FUND, L.P.
    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 5,684 shares
    Change vs previous 13F 0 shares

    0.05% of the 13F portfolio, value $477,058.

    13F-HR 0001461790-25-000054 filed by K2 PRINCIPAL FUND, L.P.
    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 5,684 shares
    Change vs previous 13F -6,100 shares

    0.08% of the 13F portfolio, value $449,945.

    13F-HR 0001461790-25-000044 filed by K2 PRINCIPAL FUND, L.P.
    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 11,784 shares
    Change vs previous 13F -1,248 shares

    0.16% of the 13F portfolio, value $1,057,732.

    13F-HR 0001461790-25-000039 filed by K2 PRINCIPAL FUND, L.P.
    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 13,032 shares
    Change vs previous 13F not available

    0.19% of the 13F portfolio, value $1,296,423.

    13F-HR 0001461790-25-000034 filed by K2 PRINCIPAL FUND, L.P.
    Filed (acceptance time not in the bulk data set), ingested

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