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CARDEROCK CAPITAL MANAGEMENT INC: HEI position timeline

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

CARDEROCK CAPITAL MANAGEMENT INC held 40,081 HEI 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 40,081 shares
    Change vs previous 13F +2,556 shares

    3.13% of the 13F portfolio, value $14,276,451.

    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 37,525 shares
    Change vs previous 13F +212 shares

    2.54% of the 13F portfolio, value $10,289,355.

    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 37,313 shares
    Change vs previous 13F +335 shares

    2.93% of the 13F portfolio, value $12,074,114.

    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 36,978 shares
    Change vs previous 13F +1,069 shares

    2.9% of the 13F portfolio, value $11,937,238.

    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 35,909 shares
    Change vs previous 13F +299 shares

    3.02% of the 13F portfolio, value $11,778,152.

    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 35,610 shares
    Change vs previous 13F -962 shares

    2.52% of the 13F portfolio, value $9,514,636.

    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 36,572 shares
    Change vs previous 13F -689 shares

    2.18% of the 13F portfolio, value $8,694,627.

    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 37,261 shares
    Change vs previous 13F not available

    2.3% of the 13F portfolio, value $9,743,006.

    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).