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Disclosery

Drum Hill Capital, LLC: BRK-B position timeline

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

Drum Hill Capital, LLC held 7,568 BRK-B shares at 2026-06-30 per its 13F-HR filed 2026-07-31.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 7,568 shares
    Change vs previous 13F -108 shares

    3.86% of the 13F portfolio, value $3,786,952.

    13F-HR 0001754960-26-000674 filed by Drum Hill Capital, 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 7,676 shares
    Change vs previous 13F +58 shares

    3.38% of the 13F portfolio, value $3,678,340.

    13F-HR 0001754960-26-000285 filed by Drum Hill Capital, 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 7,618 shares
    Change vs previous 13F +15 shares

    3.98% of the 13F portfolio, value $3,829,188.

    13F-HR 0001754960-26-000111 filed by Drum Hill Capital, 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 7,603 shares
    Change vs previous 13F +15 shares

    4.14% of the 13F portfolio, value $3,822,333.

    13F-HR 0001754960-25-000663 filed by Drum Hill Capital, 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 7,588 shares
    Change vs previous 13F -70 shares

    4.07% of the 13F portfolio, value $3,686,023.

    13F-HR 0001754960-25-000380 filed by Drum Hill Capital, 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 7,658 shares
    Change vs previous 13F -146 shares

    4.72% of the 13F portfolio, value $4,078,498.

    13F-HR 0001754960-25-000254 filed by Drum Hill Capital, 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 7,804 shares
    Change vs previous 13F not available

    4.4% of the 13F portfolio, value $3,537,398.

    13F-HR 0001754960-25-000093 filed by Drum Hill Capital, LLC
    Filed (acceptance time not in the bulk data set), ingested

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