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BLALOCK WILLIAMS, LLC: BRK-B position timeline

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

BLALOCK WILLIAMS, LLC held 3,346 BRK-B shares at 2026-06-30 per its 13F-HR filed 2026-08-07.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 3,346 shares
    Change vs previous 13F +216 shares

    1.09% of the 13F portfolio, value $1,674,305.

    13F-HR 0001951757-26-001139 filed by BLALOCK WILLIAMS, 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 3,130 shares
    Change vs previous 13F -79 shares

    1.16% of the 13F portfolio, value $1,499,896.

    13F-HR 0001951757-26-000866 filed by BLALOCK WILLIAMS, 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 3,209 shares
    Change vs previous 13F +322 shares

    1.29% of the 13F portfolio, value $1,613,004.

    13F-HR 0001951757-26-000331 filed by BLALOCK WILLIAMS, 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 2,887 shares
    Change vs previous 13F +259 shares

    1.27% of the 13F portfolio, value $1,451,410.

    13F-HR 0001951757-25-001202 filed by BLALOCK WILLIAMS, 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 2,628 shares
    Change vs previous 13F -307 shares

    1.28% of the 13F portfolio, value $1,276,604.

    13F-HR 0001951757-25-001271 filed by BLALOCK WILLIAMS, 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 2,935 shares
    Change vs previous 13F +240 shares

    1.75% of the 13F portfolio, value $1,563,122.

    13F-HR 0001951757-25-001272 filed by BLALOCK WILLIAMS, 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 2,695 shares
    Change vs previous 13F not available

    1.42% of the 13F portfolio, value $1,221,590.

    13F-HR 0001951757-25-001273 filed by BLALOCK WILLIAMS, LLC
    Filed (acceptance time not in the bulk data set), ingested

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