ACK Asset Management LLC: JBTM position timeline

ACK Asset Management LLC held 0 JBTM shares at 2025-12-31 per its 13F-HR filed 2026-02-13.

the latest 13F is the newest step

1. period ended2025-12-31

   13F 0 shares

   Change vs previous 13F -350,546 shares

   13F-HR 0001510940-26-000001 filed by ACK Asset Management LLC
   Filed 2026-02-13 (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).

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

2. period ended2025-09-30

   13F 350,546 shares

   Change vs previous 13F 0 shares

   6.16% of the 13F portfolio, value $49,234,186.

   13F-HR 0001510940-25-000006 filed by ACK Asset Management 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).

3. period ended2025-06-30

   13F 350,546 shares

   Change vs previous 13F -19,254 shares

   5.54% of the 13F portfolio, value $42,156,662.

   13F-HR 0001510940-25-000005 filed by ACK Asset Management LLC
   Filed 2025-08-13 (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).

4. period ended2025-03-31

   13F 369,800 shares

   Change vs previous 13F -30,200 shares

   7.42% of the 13F portfolio, value $45,189,560.

   13F-HR 0001510940-25-000002 filed by ACK Asset Management LLC
   Filed 2025-05-13 (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).

5. period ended2024-12-31

   13F 400,000 shares

   Change vs previous 13F not available

   6.81% of the 13F portfolio, value $50,840,000.

   13F-HR 0000899140-25-000241 filed by ACK Asset Management LLC
   Filed 2025-02-13 (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).