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Disclosery

F/m Investments LLC: BRK-B position timeline

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

F/m Investments LLC held 3,250 BRK-B shares at 2026-06-30 per its 13F-HR filed 2026-08-05.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 3,250 shares
    Change vs previous 13F -41 shares

    0.08% of the 13F portfolio, value $1,626,268.

    13F-HR 0001834499-26-000006 filed by F/m Investments 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 3,291 shares
    Change vs previous 13F +405 shares

    0.1% of the 13F portfolio, value $1,577,047.

    13F-HR 0001834499-26-000004 filed by F/m Investments 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 2,886 shares
    Change vs previous 13F +10 shares

    0.06% of the 13F portfolio, value $1,450,648.

    13F-HR 0001834499-26-000001 filed by F/m Investments 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 2,876 shares
    Change vs previous 13F -1,237 shares

    0.06% of the 13F portfolio, value $1,445,880.

    13F-HR 0001834499-25-000017 filed by F/m Investments 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 4,113 shares
    Change vs previous 13F +713 shares

    0.07% of the 13F portfolio, value $1,948,800.

    13F-HR 0001834499-25-000010 filed by F/m Investments 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 3,400 shares
    Change vs previous 13F +216 shares

    0.07% of the 13F portfolio, value $1,752,238.

    13F-HR 0001834499-25-000007 filed by F/m Investments 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 3,184 shares
    Change vs previous 13F +123 shares

    0.05% of the 13F portfolio, value $1,443,244.

    13F-HR 0001834499-25-000002 filed by F/m Investments 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 3,061 shares
    Change vs previous 13F not available

    0.04% of the 13F portfolio, value $1,356,803.

    13F-HR 0001834499-24-000009 filed by F/m Investments LLC
    Filed (acceptance time not in the bulk data set), ingested

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