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Disclosery

HEARTLAND ADVISORS INC: ESS position timeline

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

HEARTLAND ADVISORS INC held 0 ESS shares at 2026-03-31 per its 13F-HR filed 2026-05-06.

the latest 13F is the newest step

  1. period ended2026-03-31
    13F 0 shares
    Change vs previous 13F -26,855 shares

    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).

    Exited: the 13F for this period no longer lists the position.

  2. period ended2025-12-31
    13F 26,855 shares
    Change vs previous 13F -10,366 shares

    0.38% of the 13F portfolio, value $7,027,416.

    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).

  3. period ended2025-09-30
    13F 37,221 shares
    Change vs previous 13F -9,902 shares

    0.53% of the 13F portfolio, value $9,962,573.

    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).

  4. period ended2025-06-30
    13F 47,123 shares
    Change vs previous 13F +8,352 shares

    0.74% of the 13F portfolio, value $13,354,658.

    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).

  5. period ended2025-03-31
    13F 38,771 shares
    Change vs previous 13F -30,730 shares

    0.68% of the 13F portfolio, value $11,886,025.

    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).

  6. period ended2024-12-31
    13F 69,501 shares
    Change vs previous 13F -2,422 shares

    1.08% of the 13F portfolio, value $19,838,365.

    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).

  7. period ended2024-09-30
    13F 71,923 shares
    Change vs previous 13F not available

    1.11% of the 13F portfolio, value $21,247,493.

    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).