Chesley Taft & Associates LLC: BRK-B position timeline

Chesley Taft & Associates LLC held 2,585 BRK-B shares at 2026-09-30 per its 13F-HR filed 2026-10-13.

the latest 13F is the newest step

1. period ended2026-09-30

   13F 2,585 shares

   Change vs previous 13F -750 shares

   0.05% of the 13F portfolio, value $1,287,201.

   13F-HR 0001164632-26-000006 filed by Chesley Taft & Associates LLC
   Accepted 2026-10-13 13:37:43 UTC, ingested 2026-10-13 13:38:13 UTC

2. period ended2026-06-30

   13F 3,335 shares

   Change vs previous 13F -309 shares

   0.06% of the 13F portfolio, value $1,668,801.

   13F-HR 0001164632-26-000004 filed by Chesley Taft & Associates LLC
   Filed 2026-07-08 (acceptance time not in the bulk data set), ingested 2026-10-06 09:57:27 UTC

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

3. period ended2026-03-31

   13F 3,644 shares

   Change vs previous 13F -708 shares

   0.07% of the 13F portfolio, value $1,746,205.

   13F-HR 0001164632-26-000002 filed by Chesley Taft & Associates LLC
   Filed 2026-04-13 (acceptance time not in the bulk data set), ingested 2026-10-06 09:58:43 UTC

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

4. period ended2025-12-31

   13F 4,352 shares

   Change vs previous 13F +379 shares

   0.09% of the 13F portfolio, value $2,187,533.

   13F-HR 0001164632-26-000001 filed by Chesley Taft & Associates LLC
   Filed 2026-01-14 (acceptance time not in the bulk data set), ingested 2026-10-07 03:01:36 UTC

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

5. period ended2025-09-30

   13F 3,973 shares

   Change vs previous 13F -88 shares

   0.08% of the 13F portfolio, value $1,997,386.

   13F-HR 0001085146-25-005836 filed by Chesley Taft & Associates LLC
   Filed 2025-10-08 (acceptance time not in the bulk data set), ingested 2026-10-07 03:02:25 UTC

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

6. period ended2025-06-30

   13F 4,061 shares

   Change vs previous 13F +52 shares

   0.09% of the 13F portfolio, value $1,972,712.

   13F-HR 0001085146-25-003693 filed by Chesley Taft & Associates LLC
   Filed 2025-07-09 (acceptance time not in the bulk data set), ingested 2026-10-07 18:23:11 UTC

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

7. period ended2025-03-31

   13F 4,009 shares

   Change vs previous 13F +1,253 shares

   0.1% of the 13F portfolio, value $2,135,113.

   13F-HR 0001085146-25-002016 filed by Chesley Taft & Associates LLC
   Filed 2025-04-10 (acceptance time not in the bulk data set), ingested 2026-10-07 18:25:06 UTC

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

8. period ended2024-12-31

   13F 2,756 shares

   Change vs previous 13F not available

   0.06% of the 13F portfolio, value $1,249,240.

   13F-HR 0001085146-25-000305 filed by Chesley Taft & Associates LLC
   Filed 2025-01-17 (acceptance time not in the bulk data set), ingested 2026-10-07 18:25:55 UTC

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