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Disclosery

American Research & Management Co.: VRTX position timeline

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

American Research & Management Co. held 9,312 VRTX 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 9,312 shares
    Change vs previous 13F 0 shares

    0.74% of the 13F portfolio, value $2,696,000.

    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 9,312 shares
    Change vs previous 13F -218 shares

    0.67% of the 13F portfolio, value $2,624,000.

    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 9,530 shares
    Change vs previous 13F +20 shares

    0.55% of the 13F portfolio, value $2,487,000.

    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 9,510 shares
    Change vs previous 13F +75 shares

    0.45% of the 13F portfolio, value $2,088,000.

    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 9,435 shares
    Change vs previous 13F +60 shares

    0.4% of the 13F portfolio, value $1,711,000.

    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 9,375 shares
    Change vs previous 13F -500 shares

    0.43% of the 13F portfolio, value $1,890,000.

    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 9,875 shares
    Change vs previous 13F -13 shares

    0.51% of the 13F portfolio, value $2,122,000.

    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 9,888 shares
    Change vs previous 13F not available

    0.61% of the 13F portfolio, value $2,337,000.

    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).