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FIRST MANHATTAN CO. LLC.: UNH position timeline

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

FIRST MANHATTAN CO. LLC. held 867,432 UNH 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 867,432 shares
    Change vs previous 13F -160,245 shares

    0.92% of the 13F portfolio, value $360,530,629.

    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 1,027,677 shares
    Change vs previous 13F -325,725 shares

    0.77% of the 13F portfolio, value $278,079,225.

    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 1,353,402 shares
    Change vs previous 13F +20,516 shares

    1.17% of the 13F portfolio, value $446,771,594.

    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 1,332,886 shares
    Change vs previous 13F -57,708 shares

    1.22% of the 13F portfolio, value $460,245,413.

    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 1,390,594 shares
    Change vs previous 13F +245,113 shares

    1.22% of the 13F portfolio, value $433,823,667.

    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 1,145,481 shares
    Change vs previous 13F -377,517 shares

    1.75% of the 13F portfolio, value $599,945,758.

    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 1,522,998 shares
    Change vs previous 13F -34,421 shares

    2.26% of the 13F portfolio, value $770,550,312.

    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 1,557,419 shares
    Change vs previous 13F not available

    2.7% of the 13F portfolio, value $910,591,832.

    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).