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Disclosery

DENDUR CAPITAL LP: ATI position timeline

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

DENDUR CAPITAL LP held 1,009,000 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 1,009,000 shares
    Change vs previous 13F -274,103 shares

    11.64% of the 13F portfolio, value $198,873,900.

    13F-HR 0001892688-26-000118 filed by DENDUR CAPITAL 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 1,283,103 shares
    Change vs previous 13F -756,188 shares

    13.73% of the 13F portfolio, value $186,640,162.

    13F-HR 0001892688-26-000075 filed by DENDUR CAPITAL 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 2,039,291 shares
    Change vs previous 13F -649,869 shares

    24.34% of the 13F portfolio, value $234,029,035.

    13F-HR 0001892688-26-000035 filed by DENDUR CAPITAL 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 2,689,160 shares
    Change vs previous 13F -485,840 shares

    24.39% of the 13F portfolio, value $218,736,274.

    13F-HR 0001892688-25-000192 filed by DENDUR CAPITAL 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 3,175,000 shares
    Change vs previous 13F -392,000 shares

    25.97% of the 13F portfolio, value $274,129,500.

    13F-HR 0001892688-25-000148 filed by DENDUR CAPITAL LP
    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 3,567,000 shares
    Change vs previous 13F 0 shares

    22.64% of the 13F portfolio, value $185,591,010.

    13F-HR 0001892688-25-000115 filed by DENDUR CAPITAL LP
    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 3,567,000 shares
    Change vs previous 13F +3,058,628 shares

    22.5% of the 13F portfolio, value $196,327,680.

    13F-HR 0001892688-25-000085 filed by DENDUR CAPITAL LP
    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 508,372 shares
    Change vs previous 13F not available

    4.83% of the 13F portfolio, value $34,015,171.

    13F-HR 0001892688-24-000138 filed by DENDUR CAPITAL LP
    Filed (acceptance time not in the bulk data set), ingested

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