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

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of FOSTER DYKEMA CABOT & CO INC/MA on SPY, newest first. How the timeline and the estimate are built.

FOSTER DYKEMA CABOT & CO INC/MA held 426,018 SPY shares at 2023-09-30 per its 13F-HR filed 2023-11-14.

the latest 13F is the newest step

period ended2023-09-30
13F 426,018 shares
Change vs previous 13F +703 shares
22.03% of the 13F portfolio, value $182,114,000.
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).
period ended2023-06-30
13F 425,315 shares
Change vs previous 13F -80 shares
22.18% of the 13F portfolio, value $188,533,000.
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).
period ended2023-03-31
13F 425,395 shares
Change vs previous 13F +14,893 shares
22.41% of the 13F portfolio, value $174,152,000.
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).
period ended2022-12-31
13F 410,502 shares
Change vs previous 13F +9,340 shares
21.99% of the 13F portfolio, value $156,988,000.
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).
period ended2022-09-30
13F/A 401,162 shares
Change vs previous 13F +3,124 shares
18% of the 13F portfolio, value $143,287,000.
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).
period ended2022-06-30
13F 398,038 shares
Change vs previous 13F -3,935 shares
18.52% of the 13F portfolio, value $150,161,000.
13F-HR 0001037558-22-000005 filed by FOSTER DYKEMA CABOT & CO INC/MA
Filed 2022-07-15 (acceptance time not in the bulk data set), ingested 2026-10-07 18:35:03 UTC
Acceptance time not in the bulk data set (spec §4.2).
period ended2022-03-31
13F 401,973 shares
Change vs previous 13F +498 shares
21.9% of the 13F portfolio, value $181,547,000.
13F-HR 0001037558-22-000003 filed by FOSTER DYKEMA CABOT & CO INC/MA
Filed 2022-05-10 (acceptance time not in the bulk data set), ingested 2026-10-07 18:35:57 UTC
Acceptance time not in the bulk data set (spec §4.2).
period ended2021-12-31
13F 401,475 shares
Change vs previous 13F not available
21.5% of the 13F portfolio, value $190,685,000.
13F-HR 0001037558-22-000002 filed by FOSTER DYKEMA CABOT & CO INC/MA
Filed 2022-02-09 (acceptance time not in the bulk data set), ingested 2026-10-07 18:36:54 UTC
Acceptance time not in the bulk data set (spec §4.2).