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Disclosery

SECTOR GAMMA AS: MRK position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of SECTOR GAMMA AS on MRK, newest first. How the timeline and the estimate are built.

SECTOR GAMMA AS held 217,008 MRK shares at 2026-06-30 per its 13F-HR filed 2026-08-12.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 217,008 shares
    Change vs previous 13F -43,332 shares

    6.05% of the 13F portfolio, value $27,885,528.

    13F-HR 0000945621-26-001027 filed by SECTOR GAMMA AS
    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 260,340 shares
    Change vs previous 13F -103,311 shares

    7.39% of the 13F portfolio, value $31,316,299.

    13F-HR 0000945621-26-000644 filed by SECTOR GAMMA AS
    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 363,651 shares
    Change vs previous 13F +41,151 shares

    8.73% of the 13F portfolio, value $38,277,904.

    13F-HR 0000945621-26-000283 filed by SECTOR GAMMA AS
    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 322,500 shares
    Change vs previous 13F +120,500 shares

    6.71% of the 13F portfolio, value $27,067,425.

    13F-HR 0000945621-25-001004 filed by SECTOR GAMMA AS
    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 202,000 shares
    Change vs previous 13F not available

    5.23% of the 13F portfolio, value $15,990,320.

    13F-HR 0000945621-25-000646 filed by SECTOR GAMMA AS
    Filed (acceptance time not in the bulk data set), ingested

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