COMPTON CAPITAL MANAGEMENT INC /RI: BRK-B position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of COMPTON CAPITAL MANAGEMENT INC /RI on BRK-B, newest first. How the timeline and the estimate are built.

COMPTON CAPITAL MANAGEMENT INC /RI held 0 BRK-B shares at 2023-03-31 per its 13F-HR filed 2023-05-09.

the latest 13F is the newest step

period ended2023-03-31
13F 0 shares
Change vs previous 13F -880 shares
13F-HR 0001080071-23-000005 filed by COMPTON CAPITAL MANAGEMENT INC /RI
Filed 2023-05-09 (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).
Exited: the 13F for this period no longer lists the position.
period ended2022-12-31
13F 880 shares
Change vs previous 13F -250 shares
0.2% of the 13F portfolio, value $272,000.
13F-HR 0001080071-23-000003 filed by COMPTON CAPITAL MANAGEMENT INC /RI
Filed 2023-02-14 (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 1,130 shares
Change vs previous 13F -2,003 shares
0.2% of the 13F portfolio, value $302,000.
13F-HR 0001080071-22-000010 filed by COMPTON CAPITAL MANAGEMENT INC /RI
Filed 2022-11-08 (acceptance time not in the bulk data set), ingested 2026-10-07 18:34:10 UTC
Acceptance time not in the bulk data set (spec §4.2).
period ended2022-06-30
13F/A 3,133 shares
Change vs previous 13F -9,851 shares
0.47% of the 13F portfolio, value $855,000.
13F-HR/A 0001080071-22-000007 filed by COMPTON CAPITAL MANAGEMENT INC /RI
Filed 2022-08-11 (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 12,984 shares
Change vs previous 13F -100 shares
1.28% of the 13F portfolio, value $4,582,000.
13F-HR 0001080071-22-000004 filed by COMPTON CAPITAL MANAGEMENT INC /RI
Filed 2022-05-13 (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 13,084 shares
Change vs previous 13F -420 shares
1.02% of the 13F portfolio, value $3,912,000.
13F-HR 0001080071-22-000002 filed by COMPTON CAPITAL MANAGEMENT INC /RI
Filed 2022-02-07 (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).
period ended2021-09-30
13F 13,504 shares
Change vs previous 13F not available
1.08% of the 13F portfolio, value $3,686,000.
13F-HR 0001080071-21-000008 filed by COMPTON CAPITAL MANAGEMENT INC /RI
Filed 2021-11-10 (acceptance time not in the bulk data set), ingested 2026-10-07 18:37:51 UTC
Acceptance time not in the bulk data set (spec §4.2).