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HENNESSY ADVISORS INC: BRK-A position timeline

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

HENNESSY ADVISORS INC held 35 BRK-A shares at 2026-06-30 per its 13F-HR filed 2026-07-16.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 35 shares
    Change vs previous 13F -1 shares

    0.84% of the 13F portfolio, value $26,209,750.

    13F-HR 0000897069-26-001507 filed by HENNESSY ADVISORS 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 36 shares
    Change vs previous 13F +3 shares

    0.93% of the 13F portfolio, value $25,853,040.

    13F-HR 0000897069-26-000920 filed by HENNESSY ADVISORS 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 33 shares
    Change vs previous 13F 0 shares

    0.88% of the 13F portfolio, value $24,908,400.

    13F-HR 0000897069-26-000187 filed by HENNESSY ADVISORS 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 33 shares
    Change vs previous 13F 0 shares

    0.86% of the 13F portfolio, value $24,888,600.

    13F-HR 0000897069-25-001587 filed by HENNESSY ADVISORS 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 33 shares
    Change vs previous 13F +1 shares

    0.8% of the 13F portfolio, value $24,050,400.

    13F-HR 0000897069-25-001186 filed by HENNESSY ADVISORS 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 32 shares
    Change vs previous 13F -3 shares

    0.85% of the 13F portfolio, value $25,550,131.

    13F-HR 0000897069-25-000822 filed by HENNESSY ADVISORS 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 35 shares
    Change vs previous 13F +3 shares

    0.71% of the 13F portfolio, value $23,832,200.

    13F-HR 0000897069-25-000103 filed by HENNESSY ADVISORS 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 32 shares
    Change vs previous 13F not available

    0.71% of the 13F portfolio, value $22,117,760.

    13F-HR 0000897069-24-001965 filed by HENNESSY ADVISORS INC
    Filed (acceptance time not in the bulk data set), ingested

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