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Disclosery

Yaupon Capital Management LP: DUK position timeline

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

Yaupon Capital Management LP held 449,340 DUK shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 449,340 shares
    Change vs previous 13F +111,612 shares

    1.89% of the 13F portfolio, value $56,877,457.

    13F-HR 0001755028-26-000005 filed by Yaupon Capital Management LP
    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 337,728 shares
    Change vs previous 13F -106,235 shares

    2.18% of the 13F portfolio, value $44,222,104.

    13F-HR 0001755028-26-000004 filed by Yaupon Capital Management LP
    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 443,963 shares
    Change vs previous 13F +26,233 shares

    2.56% of the 13F portfolio, value $52,036,903.

    13F-HR 0001755028-26-000002 filed by Yaupon Capital Management LP
    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 417,730 shares
    Change vs previous 13F +168,963 shares

    2.66% of the 13F portfolio, value $51,694,088.

    13F-HR 0001755028-25-000007 filed by Yaupon Capital Management LP
    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 248,767 shares
    Change vs previous 13F +20,272 shares

    1.95% of the 13F portfolio, value $29,354,506.

    13F-HR 0001085146-25-005155 filed by Yaupon Capital Management LP
    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 228,495 shares
    Change vs previous 13F +560 shares

    2.04% of the 13F portfolio, value $27,869,535.

    13F-HR 0001085146-25-003242 filed by Yaupon Capital Management LP
    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 227,935 shares
    Change vs previous 13F +134,336 shares

    1.55% of the 13F portfolio, value $24,557,717.

    13F-HR 0001085146-25-001450 filed by Yaupon Capital Management LP
    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 93,599 shares
    Change vs previous 13F not available

    0.72% of the 13F portfolio, value $10,791,965.

    13F-HR 0001085146-24-005760 filed by Yaupon Capital Management LP
    Filed (acceptance time not in the bulk data set), ingested

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