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Disclosery

DIAMANT ASSET MANAGEMENT, INC.: BRK-B position timeline

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

DIAMANT ASSET MANAGEMENT, INC. held 890 BRK-B shares at 2026-06-30 per its 13F-HR filed 2026-07-30.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 890 shares
    Change vs previous 13F -425,598 shares

    0.3% of the 13F portfolio, value $445,347.

    13F-HR 0001731124-26-000004 filed by DIAMANT ASSET MANAGEMENT, INC.
    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 426,488 shares
    Change vs previous 13F +425,098 shares

    13F-HR 0001731124-26-000002 filed by DIAMANT ASSET MANAGEMENT, INC.
    Filed (acceptance time not in the bulk data set), ingested

    Percent of portfolio not computed: a value is missing or excluded from ratios (H1, H10).

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

  3. period ended2025-12-31
    13F 1,390 shares
    Change vs previous 13F -450 shares

    0.51% of the 13F portfolio, value $698,684.

    13F-HR 0001731124-26-000001 filed by DIAMANT ASSET MANAGEMENT, INC.
    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 1,840 shares
    Change vs previous 13F 0 shares

    0.68% of the 13F portfolio, value $925,042.

    13F-HR 0001731124-25-000007 filed by DIAMANT ASSET MANAGEMENT, INC.
    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 1,840 shares
    Change vs previous 13F 0 shares

    0.68% of the 13F portfolio, value $893,817.

    13F-HR 0001731124-25-000003 filed by DIAMANT ASSET MANAGEMENT, INC.
    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 1,840 shares
    Change vs previous 13F 0 shares

    0.74% of the 13F portfolio, value $979,947.

    13F-HR 0001731124-25-000002 filed by DIAMANT ASSET MANAGEMENT, INC.
    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 1,840 shares
    Change vs previous 13F 0 shares

    0.53% of the 13F portfolio, value $834,035.

    13F-HR 0001731124-25-000001 filed by DIAMANT ASSET MANAGEMENT, INC.
    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 1,840 shares
    Change vs previous 13F not available

    0.53% of the 13F portfolio, value $846,878.

    13F-HR 0001731124-24-000005 filed by DIAMANT ASSET MANAGEMENT, INC.
    Filed (acceptance time not in the bulk data set), ingested

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