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Disclosery

FIRST MANHATTAN CO. LLC.: BRK-A position timeline

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

FIRST MANHATTAN CO. LLC. held 13,803 BRK-A 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 13,803 shares
    Change vs previous 13F -166 shares

    26.34% of the 13F portfolio, value $10,336,376,550.

    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 13,969 shares
    Change vs previous 13F -108 shares

    27.82% of the 13F portfolio, value $10,031,697,660.

    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 14,077 shares
    Change vs previous 13F -581 shares

    27.9% of the 13F portfolio, value $10,625,319,600.

    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 14,658 shares
    Change vs previous 13F +321 shares

    29.2% of the 13F portfolio, value $11,055,063,600.

    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 14,337 shares
    Change vs previous 13F +84 shares

    29.5% of the 13F portfolio, value $10,448,805,600.

    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 14,253 shares
    Change vs previous 13F -548 shares

    33.2% of the 13F portfolio, value $11,380,188,125.

    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 14,801 shares
    Change vs previous 13F +112 shares

    29.58% of the 13F portfolio, value $10,083,744,280.

    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 14,689 shares
    Change vs previous 13F not available

    30.1% of the 13F portfolio, value $10,152,743,020.

    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).