FOSTER DYKEMA CABOT & CO INC/MA: VRTX position timeline

FOSTER DYKEMA CABOT & CO INC/MA held 59,357 VRTX shares at 2023-09-30 per its 13F-HR filed 2023-11-14.

the latest 13F is the newest step

1. period ended2023-09-30

   13F 59,357 shares

   Change vs previous 13F +42 shares

   2.5% of the 13F portfolio, value $20,641,000.

   13F-HR 0001037558-23-000006 filed by FOSTER DYKEMA CABOT & CO INC/MA
   Filed 2023-11-14 (acceptance time not in the bulk data set), ingested 2026-10-07 18:30:40 UTC

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

2. period ended2023-06-30

   13F 59,315 shares

   Change vs previous 13F +92 shares

   2.46% of the 13F portfolio, value $20,874,000.

   13F-HR 0001037558-23-000005 filed by FOSTER DYKEMA CABOT & CO INC/MA
   Filed 2023-08-14 (acceptance time not in the bulk data set), ingested 2026-10-07 18:31:37 UTC

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

3. period ended2023-03-31

   13F 59,223 shares

   Change vs previous 13F +871 shares

   2.4% of the 13F portfolio, value $18,659,000.

   13F-HR 0001037558-23-000004 filed by FOSTER DYKEMA CABOT & CO INC/MA
   Filed 2023-05-12 (acceptance time not in the bulk data set), ingested 2026-10-07 18:32:36 UTC

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

4. period ended2022-12-31

   13F 58,352 shares

   Change vs previous 13F +14,461 shares

   2.36% of the 13F portfolio, value $16,851,000.

   13F-HR 0001037558-23-000001 filed by FOSTER DYKEMA CABOT & CO INC/MA
   Filed 2023-02-01 (acceptance time not in the bulk data set), ingested 2026-10-07 18:33:21 UTC

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

5. period ended2022-09-30

   13F/A 43,891 shares

   Change vs previous 13F not available

   1.6% of the 13F portfolio, value $12,708,000.

   13F-HR/A 0001037558-23-000002 filed by FOSTER DYKEMA CABOT & CO INC/MA
   Filed 2023-02-03 (acceptance time not in the bulk data set), ingested 2026-10-07 18:33:21 UTC

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