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Disclosery

American Research & Management Co.: DUK position timeline

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

American Research & Management Co. held 8,330 DUK shares at 2022-09-30 per its 13F-HR filed 2022-10-07.

the latest 13F is the newest step

  1. period ended2022-09-30
    13F 8,330 shares
    Change vs previous 13F 0 shares

    0.21% of the 13F portfolio, value $775,000.

    13F-HR 0000909012-22-000112 filed by American Research & Management Co.
    Filed (acceptance time not in the bulk data set), ingested

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

  2. period ended2022-06-30
    13F 8,330 shares
    Change vs previous 13F 0 shares

    0.23% of the 13F portfolio, value $893,000.

    13F-HR 0000909012-22-000079 filed by American Research & Management Co.
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2022-03-31
    13F 8,330 shares
    Change vs previous 13F +12 shares

    0.21% of the 13F portfolio, value $930,000.

    13F-HR 0000909012-22-000052 filed by American Research & Management Co.
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2021-12-31
    13F 8,318 shares
    Change vs previous 13F +65 shares

    0.19% of the 13F portfolio, value $873,000.

    13F-HR 0000909012-22-000017 filed by American Research & Management Co.
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2021-09-30
    13F 8,253 shares
    Change vs previous 13F -300 shares

    0.19% of the 13F portfolio, value $805,000.

    13F-HR 0000909012-21-000134 filed by American Research & Management Co.
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2021-06-30
    13F 8,553 shares
    Change vs previous 13F -100 shares

    0.19% of the 13F portfolio, value $844,000.

    13F-HR 0000909012-21-000100 filed by American Research & Management Co.
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2021-03-31
    13F 8,653 shares
    Change vs previous 13F -600 shares

    0.2% of the 13F portfolio, value $835,000.

    13F-HR 0000909012-21-000060 filed by American Research & Management Co.
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2020-12-31
    13F 9,253 shares
    Change vs previous 13F not available

    0.22% of the 13F portfolio, value $847,000.

    13F-HR 0000909012-21-000010 filed by American Research & Management Co.
    Filed (acceptance time not in the bulk data set), ingested

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