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Disclosery

American Research & Management Co.: PFE position timeline

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

American Research & Management Co. held 31,230 PFE 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 31,230 shares
    Change vs previous 13F -400 shares

    0.38% of the 13F portfolio, value $1,367,000.

    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 31,630 shares
    Change vs previous 13F -1,475 shares

    0.43% of the 13F portfolio, value $1,658,000.

    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 33,105 shares
    Change vs previous 13F -337 shares

    0.38% of the 13F portfolio, value $1,714,000.

    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 33,442 shares
    Change vs previous 13F +309 shares

    0.43% of the 13F portfolio, value $1,975,000.

    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 33,133 shares
    Change vs previous 13F -672 shares

    0.33% of the 13F portfolio, value $1,425,000.

    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 33,805 shares
    Change vs previous 13F -2,922 shares

    0.3% of the 13F portfolio, value $1,324,000.

    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 36,727 shares
    Change vs previous 13F 0 shares

    0.32% of the 13F portfolio, value $1,331,000.

    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 36,727 shares
    Change vs previous 13F not available

    0.35% of the 13F portfolio, value $1,352,000.

    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).