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Disclosery

HAWK RIDGE CAPITAL MANAGEMENT LP: ATI position timeline

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

HAWK RIDGE CAPITAL MANAGEMENT LP held 204,700 ATI 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 204,700 shares
    Change vs previous 13F +19,100 shares

    1.29% of the 13F portfolio, value $40,346,370.

    13F-HR 0001892688-26-000129 filed by HAWK RIDGE CAPITAL MANAGEMENT LP
    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 185,600 shares
    Change vs previous 13F -23,900 shares

    0.98% of the 13F portfolio, value $26,997,376.

    13F-HR 0001892688-26-000085 filed by HAWK RIDGE CAPITAL MANAGEMENT LP
    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 209,500 shares
    Change vs previous 13F -65,100 shares

    1.11% of the 13F portfolio, value $24,042,220.

    13F-HR 0001892688-26-000044 filed by HAWK RIDGE CAPITAL MANAGEMENT LP
    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 274,600 shares
    Change vs previous 13F +83,300 shares

    1.06% of the 13F portfolio, value $22,335,964.

    13F-HR 0001892688-25-000198 filed by HAWK RIDGE CAPITAL MANAGEMENT LP
    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 191,300 shares
    Change vs previous 13F +191,300 shares

    0.69% of the 13F portfolio, value $16,516,842.

    13F-HR 0001892688-25-000158 filed by HAWK RIDGE CAPITAL MANAGEMENT LP
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2024-09-30
    13F 0 shares
    Change vs previous 13F not available

    13F-HR 0001892688-24-000150 filed by HAWK RIDGE CAPITAL MANAGEMENT LP
    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.