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CARDEROCK CAPITAL MANAGEMENT INC: ACGL position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of CARDEROCK CAPITAL MANAGEMENT INC on ACGL, newest first. How the timeline and the estimate are built.

CARDEROCK CAPITAL MANAGEMENT INC held 70,348 ACGL shares at 2026-06-30 per its 13F-HR filed 2026-07-07.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 70,348 shares
    Change vs previous 13F -1,087 shares

    1.5% of the 13F portfolio, value $6,827,977.

    13F-HR 0001941040-26-000409 filed by CARDEROCK CAPITAL MANAGEMENT INC
    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 71,435 shares
    Change vs previous 13F +1,556 shares

    1.69% of the 13F portfolio, value $6,857,046.

    13F-HR 0001941040-26-000214 filed by CARDEROCK CAPITAL MANAGEMENT INC
    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 69,879 shares
    Change vs previous 13F -9,893 shares

    1.62% of the 13F portfolio, value $6,702,794.

    13F-HR 0001941040-26-000007 filed by CARDEROCK CAPITAL MANAGEMENT INC
    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 79,772 shares
    Change vs previous 13F -1,227 shares

    1.76% of the 13F portfolio, value $7,237,714.

    13F-HR 0001168889-25-000007 filed by CARDEROCK CAPITAL MANAGEMENT INC
    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 80,999 shares
    Change vs previous 13F -2,543 shares

    1.89% of the 13F portfolio, value $7,374,959.

    13F-HR 0001168889-25-000004 filed by CARDEROCK CAPITAL MANAGEMENT INC
    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 83,542 shares
    Change vs previous 13F -10,988 shares

    2.13% of the 13F portfolio, value $8,035,070.

    13F-HR 0001168889-25-000003 filed by CARDEROCK CAPITAL MANAGEMENT INC
    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 94,530 shares
    Change vs previous 13F -2,809 shares

    2.19% of the 13F portfolio, value $8,729,845.

    13F-HR 0001168889-25-000001 filed by CARDEROCK CAPITAL MANAGEMENT INC
    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 97,339 shares
    Change vs previous 13F not available

    2.57% of the 13F portfolio, value $10,890,287.

    13F-HR 0001168889-24-000005 filed by CARDEROCK CAPITAL MANAGEMENT INC
    Filed (acceptance time not in the bulk data set), ingested

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