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Disclosery

FIRST MANHATTAN CO. LLC.: ACGL position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of FIRST MANHATTAN CO. LLC. on ACGL, newest first. How the timeline and the estimate are built.

FIRST MANHATTAN CO. LLC. held 9,490 ACGL 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 9,490 shares
    Change vs previous 13F 0 shares

    <0.01% of the 13F portfolio, value $921,099.

    13F-HR 0000728083-26-000007 filed by FIRST MANHATTAN CO. 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 9,490 shares
    Change vs previous 13F 0 shares

    <0.01% of the 13F portfolio, value $910,945.

    13F-HR 0000728083-26-000005 filed by FIRST MANHATTAN CO. 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 9,490 shares
    Change vs previous 13F +34 shares

    <0.01% of the 13F portfolio, value $910,281.

    13F-HR 0000728083-26-000002 filed by FIRST MANHATTAN CO. 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 9,456 shares
    Change vs previous 13F 0 shares

    <0.01% of the 13F portfolio, value $857,943.

    13F-HR 0000728083-25-000015 filed by FIRST MANHATTAN CO. 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 9,456 shares
    Change vs previous 13F 0 shares

    <0.01% of the 13F portfolio, value $860,969.

    13F-HR 0000728083-25-000010 filed by FIRST MANHATTAN CO. 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 9,456 shares
    Change vs previous 13F +3,598 shares

    <0.01% of the 13F portfolio, value $909,478.

    13F-HR 0001750312-25-000007 filed by FIRST MANHATTAN CO. 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 5,858 shares
    Change vs previous 13F +152 shares

    <0.01% of the 13F portfolio, value $540,986.

    13F-HR 0000728083-25-000003 filed by FIRST MANHATTAN CO. 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 5,706 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $638,387.

    13F-HR 0001172661-24-004939 filed by FIRST MANHATTAN CO. LLC.
    Filed (acceptance time not in the bulk data set), ingested

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