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Disclosery

Punch Card Management L.P.: BRK-A position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Punch Card Management L.P. on BRK-A, newest first. How the timeline and the estimate are built.

Punch Card Management L.P. held 145 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 145 shares
    Change vs previous 13F 0 shares

    42.42% of the 13F portfolio, value $108,583,250.

    13F-HR 0001398344-26-014658 filed by Punch Card Management L.P.
    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 145 shares
    Change vs previous 13F 0 shares

    38.47% of the 13F portfolio, value $104,130,300.

    13F-HR 0001398344-26-009301 filed by Punch Card Management L.P.
    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 145 shares
    Change vs previous 13F 0 shares

    36.38% of the 13F portfolio, value $109,446,000.

    13F-HR 0001398344-26-003291 filed by Punch Card Management L.P.
    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 145 shares
    Change vs previous 13F 0 shares

    33.92% of the 13F portfolio, value $109,359,000.

    13F-HR 0001398344-25-020995 filed by Punch Card Management L.P.
    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 145 shares
    Change vs previous 13F 0 shares

    34.1% of the 13F portfolio, value $105,676,000.

    13F-HR 0001398344-25-015669 filed by Punch Card Management L.P.
    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 145 shares
    Change vs previous 13F -204 shares

    53.44% of the 13F portfolio, value $115,774,032.

    13F-HR 0001398344-25-009646 filed by Punch Card Management L.P.
    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 349 shares
    Change vs previous 13F 0 shares

    75.42% of the 13F portfolio, value $237,641,080.

    13F-HR 0001398344-25-002912 filed by Punch Card Management L.P.
    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 349 shares
    Change vs previous 13F not available

    72.1% of the 13F portfolio, value $241,221,820.

    13F-HR 0001398344-24-020870 filed by Punch Card Management L.P.
    Filed (acceptance time not in the bulk data set), ingested

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