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CHESAPEAKE ASSET MANAGEMENT LLC: MRK position timeline

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

CHESAPEAKE ASSET MANAGEMENT LLC held 15,999 MRK shares at 2026-06-30 per its 13F-HR filed 2026-08-04.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 15,999 shares
    Change vs previous 13F +946 shares

    1.57% of the 13F portfolio, value $2,055,871.

    13F-HR 0001079397-26-000012 filed by CHESAPEAKE ASSET 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 15,053 shares
    Change vs previous 13F -1,113 shares

    1.45% of the 13F portfolio, value $1,810,725.

    13F-HR 0001079397-26-000011 filed by CHESAPEAKE ASSET 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 16,166 shares
    Change vs previous 13F -984 shares

    1.41% of the 13F portfolio, value $1,701,633.

    13F-HR 0001079397-26-000010 filed by CHESAPEAKE ASSET 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 17,150 shares
    Change vs previous 13F -8,044 shares

    1.28% of the 13F portfolio, value $1,439,399.

    13F-HR 0001079397-25-000003 filed by CHESAPEAKE ASSET 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 25,194 shares
    Change vs previous 13F -316 shares

    1.81% of the 13F portfolio, value $1,994,357.

    13F-HR 0001079397-25-000002 filed by CHESAPEAKE ASSET 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 25,510 shares
    Change vs previous 13F -3,432 shares

    2.18% of the 13F portfolio, value $2,289,777.

    13F-HR 0001079397-26-000001 filed by CHESAPEAKE ASSET MANAGEMENT LLC
    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 28,942 shares
    Change vs previous 13F +40 shares

    2.68% of the 13F portfolio, value $2,879,150.

    13F-HR 0001079397-26-000002 filed by CHESAPEAKE ASSET 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 28,902 shares
    Change vs previous 13F not available

    2.85% of the 13F portfolio, value $3,282,111.

    13F-HR 0001079397-26-000003 filed by CHESAPEAKE ASSET MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

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