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Disclosery

Tufton Capital Management: DUK position timeline

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

Tufton Capital Management held 42,390 DUK shares at 2026-06-30 per its 13F-HR filed 2026-07-27.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 42,390 shares
    Change vs previous 13F +105 shares

    0.9% of the 13F portfolio, value $5,365,000.

    13F-HR 0001055963-26-000003 filed by Tufton Capital Management
    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 42,285 shares
    Change vs previous 13F -357 shares

    1.01% of the 13F portfolio, value $5,536,000.

    13F-HR 0001055963-26-000002 filed by Tufton Capital Management
    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 42,642 shares
    Change vs previous 13F +4 shares

    0.87% of the 13F portfolio, value $4,998,000.

    13F-HR 0001055963-26-000001 filed by Tufton Capital Management
    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 42,638 shares
    Change vs previous 13F -275 shares

    0.94% of the 13F portfolio, value $5,276,000.

    13F-HR 0001055963-25-000005 filed by Tufton Capital Management
    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 42,913 shares
    Change vs previous 13F -1,896 shares

    0.96% of the 13F portfolio, value $5,063,000.

    13F-HR 0001055963-25-000003 filed by Tufton Capital Management
    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 44,809 shares
    Change vs previous 13F +581 shares

    1.05% of the 13F portfolio, value $5,465,394.

    13F-HR 0001055963-25-000002 filed by Tufton Capital Management
    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 44,228 shares
    Change vs previous 13F +82 shares

    0.9% of the 13F portfolio, value $4,765,124.

    13F-HR 0001055963-25-000001 filed by Tufton Capital Management
    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 44,146 shares
    Change vs previous 13F not available

    0.95% of the 13F portfolio, value $5,090,033.

    13F-HR 0001055963-24-000004 filed by Tufton Capital Management
    Filed (acceptance time not in the bulk data set), ingested

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