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AMERICAN CAPITAL MANAGEMENT INC: DXCM position timeline

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

AMERICAN CAPITAL MANAGEMENT INC held 235,152 DXCM shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 235,152 shares
    Change vs previous 13F -16,323 shares

    0.71% of the 13F portfolio, value $15,837,487.

    13F-HR 0001104659-26-097334 filed by AMERICAN 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 251,475 shares
    Change vs previous 13F +2,701 shares

    0.85% of the 13F portfolio, value $15,792,630.

    13F-HR 0001104659-26-062771 filed by AMERICAN 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 248,774 shares
    Change vs previous 13F -109,016 shares

    0.73% of the 13F portfolio, value $16,511,130.

    13F-HR 0001104659-26-016553 filed by AMERICAN 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 357,790 shares
    Change vs previous 13F +2,217 shares

    0.96% of the 13F portfolio, value $24,075,689.

    13F-HR 0001104659-25-112700 filed by AMERICAN 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 355,573 shares
    Change vs previous 13F -45,220 shares

    1.29% of the 13F portfolio, value $31,037,967.

    13F-HR 0001104659-25-078772 filed by AMERICAN 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 400,793 shares
    Change vs previous 13F +94,789 shares

    1.11% of the 13F portfolio, value $27,370,154.

    13F-HR 0001104659-25-049586 filed by AMERICAN 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 306,004 shares
    Change vs previous 13F -47,795 shares

    0.89% of the 13F portfolio, value $23,797,931.

    13F-HR 0001104659-25-011376 filed by AMERICAN 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 353,799 shares
    Change vs previous 13F not available

    0.78% of the 13F portfolio, value $23,718,685.

    13F-HR 0001104659-24-119240 filed by AMERICAN CAPITAL MANAGEMENT INC
    Filed (acceptance time not in the bulk data set), ingested

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