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AMERICAN CAPITAL MANAGEMENT INC: AAON position timeline

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

AMERICAN CAPITAL MANAGEMENT INC held 375,178 AAON 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 375,178 shares
    Change vs previous 13F +98,294 shares

    2.13% of the 13F portfolio, value $47,595,081.

    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 276,884 shares
    Change vs previous 13F +5,147 shares

    1.23% of the 13F portfolio, value $22,912,151.

    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 271,737 shares
    Change vs previous 13F +27,291 shares

    0.91% of the 13F portfolio, value $20,719,946.

    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 244,446 shares
    Change vs previous 13F not available

    0.91% of the 13F portfolio, value $22,841,034.

    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).