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Disclosery

Hillsdale Investment Management Inc.: BRK-B position timeline

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

Hillsdale Investment Management Inc. held 3,922 BRK-B shares at 2026-06-30 per its 13F-HR filed 2026-08-12.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 3,922 shares
    Change vs previous 13F -1,090 shares

    0.04% of the 13F portfolio, value $1,962,530.

    13F-HR 0001193125-26-346602 filed by Hillsdale Investment 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 5,012 shares
    Change vs previous 13F +195 shares

    0.07% of the 13F portfolio, value $2,401,751.

    13F-HR 0001193125-26-204083 filed by Hillsdale Investment Management Inc.
    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 4,817 shares
    Change vs previous 13F -616 shares

    0.07% of the 13F portfolio, value $2,421,266.

    13F-HR 0001193125-26-043773 filed by Hillsdale Investment 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 5,433 shares
    Change vs previous 13F -1,592 shares

    0.08% of the 13F portfolio, value $2,731,387.

    13F-HR 0001193125-25-273370 filed by Hillsdale Investment 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 7,025 shares
    Change vs previous 13F +5,160 shares

    0.13% of the 13F portfolio, value $3,412,534.

    13F-HR 0000950123-25-007568 filed by Hillsdale Investment 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 1,865 shares
    Change vs previous 13F -290 shares

    0.05% of the 13F portfolio, value $993,262.

    13F-HR 0000950123-25-004414 filed by Hillsdale Investment 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 2,155 shares
    Change vs previous 13F +990 shares

    0.05% of the 13F portfolio, value $976,819.

    13F-HR 0000950123-25-001530 filed by Hillsdale Investment 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 1,165 shares
    Change vs previous 13F not available

    0.04% of the 13F portfolio, value $536,060.

    13F-HR 0000950123-24-010909 filed by Hillsdale Investment Management Inc.
    Filed (acceptance time not in the bulk data set), ingested

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