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Disclosery

ARWA LLC: BRK-B position timeline

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

ARWA LLC held 39,443 BRK-B shares at 2026-06-30 per its 13F-HR filed 2026-07-24.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 39,443 shares
    Change vs previous 13F +2,527 shares

    8.07% of the 13F portfolio, value $19,450,132.

    13F-HR 0001951757-26-001031 filed by ARWA 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 36,916 shares
    Change vs previous 13F +2,876 shares

    8.87% of the 13F portfolio, value $17,911,643.

    13F-HR 0001951757-26-000588 filed by ARWA 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 34,040 shares
    Change vs previous 13F not available

    9.99% of the 13F portfolio, value $17,110,206.

    13F-HR 0001951757-26-000495 filed by ARWA LLC
    Filed (acceptance time not in the bulk data set), ingested

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