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Disclosery

Boit C F David: MRK position timeline

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

Boit C F David held 70,283 MRK shares at 2026-06-30 per its 13F-HR filed 2026-07-30.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 70,283 shares
    Change vs previous 13F 0 shares

    3.8% of the 13F portfolio, value $9,031,366.

    13F-HR 0001308331-26-000008 filed by Boit C F David
    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 70,283 shares
    Change vs previous 13F 0 shares

    3.75% of the 13F portfolio, value $8,454,342.

    13F-HR 0001308331-26-000002 filed by Boit C F David
    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 70,283 shares
    Change vs previous 13F 0 shares

    3.36% of the 13F portfolio, value $7,768,380.

    13F-HR 0001308331-26-000001 filed by Boit C F David
    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 70,283 shares
    Change vs previous 13F 0 shares

    2.67% of the 13F portfolio, value $5,898,852.

    13F-HR 0001308331-25-000007 filed by Boit C F David
    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 70,283 shares
    Change vs previous 13F 0 shares

    2.68% of the 13F portfolio, value $5,563,602.

    13F-HR 0001308331-25-000005 filed by Boit C F David
    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 70,283 shares
    Change vs previous 13F 0 shares

    3.17% of the 13F portfolio, value $6,308,602.

    13F-HR 0001308331-25-000003 filed by Boit C F David
    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 70,283 shares
    Change vs previous 13F 0 shares

    2.84% of the 13F portfolio, value $6,991,752.

    13F-HR 0001308331-25-000002 filed by Boit C F David
    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 70,283 shares
    Change vs previous 13F not available

    3.9% of the 13F portfolio, value $7,877,319.

    13F-HR 0000932974-24-000005 filed by Boit C F David
    Filed (acceptance time not in the bulk data set), ingested

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