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Disclosery

HENNESSY ADVISORS INC: OGS position timeline

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

HENNESSY ADVISORS INC held 83,175 OGS 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 83,175 shares
    Change vs previous 13F +7,100 shares

    0.2% of the 13F portfolio, value $6,410,297.

    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 76,075 shares
    Change vs previous 13F 0 shares

    0.24% of the 13F portfolio, value $6,552,340.

    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 76,075 shares
    Change vs previous 13F -2,800 shares

    0.21% of the 13F portfolio, value $5,876,794.

    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 78,875 shares
    Change vs previous 13F -11,800 shares

    0.22% of the 13F portfolio, value $6,384,143.

    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 90,675 shares
    Change vs previous 13F +2,100 shares

    0.22% of the 13F portfolio, value $6,515,906.

    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 88,575 shares
    Change vs previous 13F +800 shares

    0.22% of the 13F portfolio, value $6,695,384.

    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 87,775 shares
    Change vs previous 13F +2,400 shares

    0.18% of the 13F portfolio, value $6,078,419.

    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 85,375 shares
    Change vs previous 13F not available

    0.2% of the 13F portfolio, value $6,353,608.

    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).