AlphaQuest LLC: AMSC position timeline

AlphaQuest LLC held 0 AMSC shares at 2026-03-31 per its 13F-HR filed 2026-04-30.

the latest 13F is the newest step

1. period ended2026-03-31

   13F 0 shares

   Change vs previous 13F -7,175 shares

   13F-HR 0001140361-26-018158 filed by AlphaQuest LLC
   Filed 2026-04-30 (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).

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

2. period ended2025-12-31

   13F 7,175 shares

   Change vs previous 13F +7,173 shares

   0.01% of the 13F portfolio, value $206,497.

   13F-HR 0001140361-26-004367 filed by AlphaQuest LLC
   Filed 2026-02-09 (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).

3. period ended2025-09-30

   13F 2 shares

   Change vs previous 13F +2 shares

   <0.01% of the 13F portfolio, value $119.

   13F-HR 0001140361-25-040228 filed by AlphaQuest LLC
   Filed 2025-11-03 (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).

4. period ended2025-06-30

   13F 0 shares

   Change vs previous 13F -106 shares

   13F-HR 0001140361-25-028125 filed by AlphaQuest LLC
   Filed 2025-07-31 (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.

5. period ended2025-03-31

   13F 106 shares

   Change vs previous 13F -239 shares

   <0.01% of the 13F portfolio, value $1,923.

   13F-HR 0001140361-25-018882 filed by AlphaQuest LLC
   Filed 2025-05-14 (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).

6. period ended2024-12-31

   13F 345 shares

   Change vs previous 13F -3,401 shares

   <0.01% of the 13F portfolio, value $8,497.

   13F-HR 0001140361-25-003519 filed by AlphaQuest LLC
   Filed 2025-02-07 (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).

7. period ended2024-09-30

   13F 3,746 shares

   Change vs previous 13F not available

   0.01% of the 13F portfolio, value $88,406.

   13F-HR 0001140361-24-045581 filed by AlphaQuest LLC
   Filed 2024-11-07 (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).