WOLVERINE TRADING, LLC: BRK-B position timeline

WOLVERINE TRADING, LLC held 229,185 BRK-B shares at 2025-09-30 per its 13F-HR filed 2025-11-14.

the latest 13F is the newest step

1. period ended2025-09-30

   13F 229,185 shares

   Change vs previous 13F +229,185 shares

   2.31% of the 13F portfolio, value $114,420,611.

   13F-HR 0000927337-25-000026 filed by WOLVERINE TRADING, LLC
   Filed 2025-11-14 (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).

2. period ended2025-06-30

   13F 0 shares

   Change vs previous 13F -94,545 shares

   13F-HR 0000927337-25-000022 filed by WOLVERINE TRADING, LLC
   Filed 2025-08-18 (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).

   Exited: the 13F for this period no longer lists the position.

3. period ended2025-03-31

   13F 94,545 shares

   Change vs previous 13F +76,074 shares

   1.58% of the 13F portfolio, value $49,759,979.

   13F-HR 0000927337-25-000016 filed by WOLVERINE TRADING, LLC
   Filed 2025-05-15 (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).

4. period ended2024-12-31

   13F 18,471 shares

   Change vs previous 13F +15,257 shares

   0.19% of the 13F portfolio, value $8,351,847.

   13F-HR 0000927337-25-000009 filed by WOLVERINE TRADING, LLC
   Filed 2025-02-14 (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).

5. period ended2024-09-30

   13F 3,214 shares

   Change vs previous 13F -55,777 shares

   0.04% of the 13F portfolio, value $1,470,309.

   13F-HR 0000927337-24-000023 filed by WOLVERINE TRADING, LLC
   Filed 2024-11-14 (acceptance time not in the bulk data set), ingested 2026-10-07 18:26:56 UTC

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

6. period ended2024-06-30

   13F 58,991 shares

   Change vs previous 13F -40,954 shares

   0.39% of the 13F portfolio, value $23,997,539.

   13F-HR 0000927337-24-000019 filed by WOLVERINE TRADING, LLC
   Filed 2024-08-14 (acceptance time not in the bulk data set), ingested 2026-10-07 18:27:57 UTC

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

7. period ended2024-03-31

   13F 99,945 shares

   Change vs previous 13F -46,874 shares

   0.43% of the 13F portfolio, value $42,028,871.

   13F-HR 0000927337-24-000010 filed by WOLVERINE TRADING, LLC
   Filed 2024-05-15 (acceptance time not in the bulk data set), ingested 2026-10-07 18:28:46 UTC

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

8. period ended2023-12-31

   13F 146,819 shares

   Change vs previous 13F not available

   0.4% of the 13F portfolio, value $52,364,465.

   13F-HR 0000927337-24-000004 filed by WOLVERINE TRADING, LLC
   Filed 2024-02-14 (acceptance time not in the bulk data set), ingested 2026-10-07 18:29:43 UTC

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