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CRAMER ROSENTHAL MCGLYNN LLC: ATO position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of CRAMER ROSENTHAL MCGLYNN LLC on ATO, newest first. How the timeline and the estimate are built.

CRAMER ROSENTHAL MCGLYNN LLC held 97,107 ATO shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 97,107 shares
    Change vs previous 13F +7,228 shares

    0.85% of the 13F portfolio, value $16,728,623.

    13F-HR 0001140361-26-032805 filed by CRAMER ROSENTHAL MCGLYNN LLC
    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 89,879 shares
    Change vs previous 13F -59,800 shares

    1.22% of the 13F portfolio, value $16,602,449.

    13F-HR 0001140361-26-021560 filed by CRAMER ROSENTHAL MCGLYNN LLC
    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 149,679 shares
    Change vs previous 13F -1,686 shares

    1.62% of the 13F portfolio, value $25,090,691.

    13F-HR 0001140361-26-005371 filed by CRAMER ROSENTHAL MCGLYNN LLC
    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 151,365 shares
    Change vs previous 13F -3,223 shares

    1.66% of the 13F portfolio, value $25,845,574.

    13F-HR 0001140361-25-041649 filed by CRAMER ROSENTHAL MCGLYNN LLC
    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 154,588 shares
    Change vs previous 13F -7,296 shares

    1.64% of the 13F portfolio, value $23,823,557.

    13F-HR 0001140361-25-030114 filed by CRAMER ROSENTHAL MCGLYNN LLC
    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 161,884 shares
    Change vs previous 13F -35,584 shares

    1.8% of the 13F portfolio, value $25,024,029.

    13F-HR 0001140361-25-018995 filed by CRAMER ROSENTHAL MCGLYNN LLC
    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 197,468 shares
    Change vs previous 13F -58,241 shares

    1.55% of the 13F portfolio, value $27,501,368.

    13F-HR 0001140361-25-004268 filed by CRAMER ROSENTHAL MCGLYNN LLC
    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 255,709 shares
    Change vs previous 13F not available

    1.97% of the 13F portfolio, value $35,469,449.

    13F-HR 0001140361-24-046759 filed by CRAMER ROSENTHAL MCGLYNN LLC
    Filed (acceptance time not in the bulk data set), ingested

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