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Disclosery

HEARTLAND ADVISORS INC: AOS position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of HEARTLAND ADVISORS INC on AOS, newest first. How the timeline and the estimate are built.

HEARTLAND ADVISORS INC held 83,505 AOS shares at 2026-06-30 per its 13F-HR filed 2026-08-11.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 83,505 shares
    Change vs previous 13F -47,205 shares

    0.23% of the 13F portfolio, value $5,237,434.

    13F-HR 0000892712-26-000340 filed by HEARTLAND ADVISORS 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 130,710 shares
    Change vs previous 13F -10,833 shares

    0.44% of the 13F portfolio, value $8,619,017.

    13F-HR 0000892712-26-000226 filed by HEARTLAND ADVISORS 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 141,543 shares
    Change vs previous 13F -14,050 shares

    0.51% of the 13F portfolio, value $9,466,396.

    13F-HR 0000892712-26-000080 filed by HEARTLAND ADVISORS 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 155,593 shares
    Change vs previous 13F -15,046 shares

    0.6% of the 13F portfolio, value $11,422,082.

    13F-HR 0000892712-25-000143 filed by HEARTLAND ADVISORS 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 170,639 shares
    Change vs previous 13F +4,488 shares

    0.62% of the 13F portfolio, value $11,188,799.

    13F-HR 0000892712-25-000090 filed by HEARTLAND ADVISORS 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 166,151 shares
    Change vs previous 13F +62,572 shares

    0.62% of the 13F portfolio, value $10,859,629.

    13F-HR 0000892712-25-000061 filed by HEARTLAND ADVISORS 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 103,579 shares
    Change vs previous 13F -18 shares

    0.38% of the 13F portfolio, value $7,065,124.

    13F-HR 0000892712-25-000032 filed by HEARTLAND ADVISORS 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 103,597 shares
    Change vs previous 13F not available

    0.49% of the 13F portfolio, value $9,306,119.

    13F-HR 0000892712-24-000127 filed by HEARTLAND ADVISORS INC
    Filed (acceptance time not in the bulk data set), ingested

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