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AMERICAN CAPITAL MANAGEMENT INC: GNTX position timeline

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

AMERICAN CAPITAL MANAGEMENT INC held 531,229 GNTX 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 531,229 shares
    Change vs previous 13F -3,127 shares

    0.6% of the 13F portfolio, value $13,424,157.

    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 534,356 shares
    Change vs previous 13F -45,536 shares

    0.63% of the 13F portfolio, value $11,675,679.

    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 579,892 shares
    Change vs previous 13F -17,114 shares

    0.6% of the 13F portfolio, value $13,494,087.

    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 597,006 shares
    Change vs previous 13F -198,458 shares

    0.67% of the 13F portfolio, value $16,895,270.

    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 795,464 shares
    Change vs previous 13F -1,290,114 shares

    0.73% of the 13F portfolio, value $17,492,253.

    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 2,085,578 shares
    Change vs previous 13F -20,607 shares

    1.98% of the 13F portfolio, value $48,593,967.

    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 2,106,185 shares
    Change vs previous 13F -190,190 shares

    2.25% of the 13F portfolio, value $60,510,695.

    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 2,296,375 shares
    Change vs previous 13F not available

    2.23% of the 13F portfolio, value $68,179,374.

    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).