Dubuque Bank & Trust Co: BRK-B position timeline

Dubuque Bank & Trust Co held 10,705 BRK-B shares at 2023-09-30 per its 13F-HR filed 2023-10-27.

the latest 13F is the newest step

1. period ended2023-09-30

   13F 10,705 shares

   Change vs previous 13F -9,572 shares

   0.5% of the 13F portfolio, value $3,749,962.

   13F-HR 0000920112-23-000254 filed by Dubuque Bank & Trust Co
   Filed 2023-10-27 (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 20,277 shares

   Change vs previous 13F -144 shares

   0.89% of the 13F portfolio, value $6,914,457.

   13F-HR 0000920112-23-000212 filed by Dubuque Bank & Trust Co
   Filed 2023-07-17 (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 20,421 shares

   Change vs previous 13F -633 shares

   0.81% of the 13F portfolio, value $6,305,392.

   13F-HR 0000920112-23-000113 filed by Dubuque Bank & Trust Co
   Filed 2023-04-13 (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 21,054 shares

   Change vs previous 13F -1,695 shares

   0.85% of the 13F portfolio, value $6,503,000.

   13F-HR 0000920112-23-000026 filed by Dubuque Bank & Trust Co
   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).

5. period ended2022-09-30

   13F 22,749 shares

   Change vs previous 13F -1,002 shares

   0.85% of the 13F portfolio, value $6,075,000.

   13F-HR 0000920112-22-000314 filed by Dubuque Bank & Trust Co
   Filed 2022-11-02 (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).

6. period ended2022-06-30

   13F 23,751 shares

   Change vs previous 13F -329 shares

   0.84% of the 13F portfolio, value $6,484,000.

   13F-HR 0000920112-22-000244 filed by Dubuque Bank & Trust Co
   Filed 2022-07-13 (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).

7. period ended2022-03-31

   13F 24,080 shares

   Change vs previous 13F -1,527 shares

   0.95% of the 13F portfolio, value $8,498,000.

   13F-HR 0000920112-22-000175 filed by Dubuque Bank & Trust Co
   Filed 2022-05-03 (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).

8. period ended2021-12-31

   13F 25,607 shares

   Change vs previous 13F not available

   0.8% of the 13F portfolio, value $7,657,000.

   13F-HR 0000920112-22-000034 filed by Dubuque Bank & Trust Co
   Filed 2022-01-28 (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).