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GAMCO Investors (Gabelli): DUK position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of GAMCO Investors (Gabelli) on DUK, newest first. How the timeline and the estimate are built.

GAMCO Investors (Gabelli) held 332,000 DUK 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 332,000 shares
    Change vs previous 13F +16,676 shares

    0.27% of the 13F portfolio, value $42,024,560.

    13F-HR 0001140361-26-032509 filed by GABELLI FUNDS LLC
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 0 shares
    • GABELLI FUNDS LLC: 332,000 shares

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

  2. period ended2026-03-31
    13F 315,324 shares
    Change vs previous 13F +1,474 shares

    0.17% of the 13F portfolio, value $41,288,525.

    13F-HR 0001140361-26-021337 filed by GABELLI FUNDS LLC
    Filed (acceptance time not in the bulk data set), ingested

    • GAMCO INVESTORS, INC. ET AL: 1,674 shares
    • GABELLI FUNDS LLC: 313,650 shares

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

  3. period ended2025-12-31
    13F 313,850 shares
    Change vs previous 13F -2,500 shares

    0.25% of the 13F portfolio, value $36,786,359.

    13F-HR 0001140361-26-003893 filed by GABELLI FUNDS LLC
    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 316,350 shares
    Change vs previous 13F -4,150 shares

    0.26% of the 13F portfolio, value $39,148,313.

    13F-HR 0001140361-25-041671 filed by GABELLI FUNDS LLC
    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 320,500 shares
    Change vs previous 13F -6,500 shares

    0.27% of the 13F portfolio, value $37,819,000.

    13F-HR 0001140361-25-030816 filed by GABELLI FUNDS LLC
    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 327,000 shares
    Change vs previous 13F -1,800 shares

    0.3% of the 13F portfolio, value $39,884,190.

    13F-HR 0001140361-25-018974 filed by GABELLI FUNDS LLC
    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 328,800 shares
    Change vs previous 13F -3,200 shares

    0.27% of the 13F portfolio, value $35,424,912.

    13F-HR 0001140361-25-004328 filed by GABELLI FUNDS LLC
    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 332,000 shares
    Change vs previous 13F not available

    0.28% of the 13F portfolio, value $38,279,600.

    13F-HR 0001140361-24-046503 filed by GABELLI FUNDS LLC
    Filed (acceptance time not in the bulk data set), ingested

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