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EXCALIBUR MANAGEMENT CORP: MRK position timeline

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

EXCALIBUR MANAGEMENT CORP held 52,387 MRK shares at 2026-06-30 per its 13F-HR filed 2026-08-03.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 52,387 shares
    Change vs previous 13F +650 shares

    2.22% of the 13F portfolio, value $6,731,796.

    13F-HR 0001009003-26-000004 filed by EXCALIBUR MANAGEMENT CORP
    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 51,737 shares
    Change vs previous 13F -1,337 shares

    2.23% of the 13F portfolio, value $6,223,444.

    13F-HR 0001009003-26-000003 filed by EXCALIBUR MANAGEMENT CORP
    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 53,074 shares
    Change vs previous 13F +1,076 shares

    2.01% of the 13F portfolio, value $5,586,569.

    13F-HR 0001009003-26-000002 filed by EXCALIBUR MANAGEMENT CORP
    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 51,998 shares
    Change vs previous 13F +139 shares

    1.58% of the 13F portfolio, value $4,364,192.

    13F-HR 0001009003-25-000003 filed by EXCALIBUR MANAGEMENT CORP
    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 51,859 shares
    Change vs previous 13F +1,432 shares

    1.54% of the 13F portfolio, value $4,105,158.

    13F-HR 0001085146-25-004581 filed by EXCALIBUR MANAGEMENT CORP
    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 50,427 shares
    Change vs previous 13F +385 shares

    1.78% of the 13F portfolio, value $4,526,298.

    13F-HR 0001085146-25-002765 filed by EXCALIBUR MANAGEMENT CORP
    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 50,042 shares
    Change vs previous 13F +1,904 shares

    1.98% of the 13F portfolio, value $4,978,145.

    13F-HR 0001085146-25-001015 filed by EXCALIBUR MANAGEMENT CORP
    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 48,138 shares
    Change vs previous 13F not available

    2.08% of the 13F portfolio, value $5,466,551.

    13F-HR 0001085146-24-005771 filed by EXCALIBUR MANAGEMENT CORP
    Filed (acceptance time not in the bulk data set), ingested

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