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Disclosery

HENNESSY ADVISORS INC: DUK position timeline

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

HENNESSY ADVISORS INC held 89,187 DUK 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 89,187 shares
    Change vs previous 13F -5,700 shares

    0.36% of the 13F portfolio, value $11,289,290.

    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 94,887 shares
    Change vs previous 13F -1,900 shares

    0.45% of the 13F portfolio, value $12,424,504.

    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 96,787 shares
    Change vs previous 13F -2,700 shares

    0.4% of the 13F portfolio, value $11,344,404.

    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 99,487 shares
    Change vs previous 13F -14,900 shares

    0.43% of the 13F portfolio, value $12,311,516.

    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 114,387 shares
    Change vs previous 13F +2,500 shares

    0.45% of the 13F portfolio, value $13,497,666.

    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 111,887 shares
    Change vs previous 13F -5,500 shares

    0.45% of the 13F portfolio, value $13,646,857.

    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 117,387 shares
    Change vs previous 13F +3,100 shares

    0.38% of the 13F portfolio, value $12,647,275.

    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 114,287 shares
    Change vs previous 13F not available

    0.42% of the 13F portfolio, value $13,177,291.

    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).