SIMPLEX TRADING, LLC: AMCX position timeline

SIMPLEX TRADING, LLC held 3,394 AMCX shares at 2026-06-30 per its 13F-HR filed 2026-08-12.

the latest 13F is the newest step

1. period ended2026-06-30

   13F 3,394 shares

   Change vs previous 13F -2,002 shares

   <0.01% of the 13F portfolio, value $33,872.

   13F-HR 0001488542-26-000011 filed by SIMPLEX TRADING, LLC
   Filed 2026-08-12 (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).

2. period ended2026-03-31

   13F 5,396 shares

   Change vs previous 13F +753 shares

   <0.01% of the 13F portfolio, value $36,638.

   13F-HR 0001488542-26-000009 filed by SIMPLEX TRADING, LLC
   Filed 2026-05-14 (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).

3. period ended2025-12-31

   13F 4,643 shares

   Change vs previous 13F -19,617 shares

   <0.01% of the 13F portfolio, value $44,201.

   13F-HR 0001488542-26-000002 filed by SIMPLEX TRADING, LLC
   Filed 2026-02-11 (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).

4. period ended2025-09-30

   13F 24,260 shares

   Change vs previous 13F -78,745 shares

   <0.01% of the 13F portfolio, value $199,000.

   13F-HR 0001488542-25-000018 filed by SIMPLEX TRADING, LLC
   Filed 2025-11-12 (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).

5. period ended2025-06-30

   13F 103,005 shares

   Change vs previous 13F +83,350 shares

   0.02% of the 13F portfolio, value $645,000.

   13F-HR 0001488542-25-000010 filed by SIMPLEX TRADING, LLC
   Filed 2025-08-05 (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).

6. period ended2025-03-31

   13F 19,655 shares

   Change vs previous 13F -3,428 shares

   <0.01% of the 13F portfolio, value $135,000.

   13F-HR 0001488542-25-000007 filed by SIMPLEX TRADING, LLC
   Filed 2025-05-12 (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).

7. period ended2024-12-31

   13F 23,083 shares

   Change vs previous 13F -2,294 shares

   0.01% of the 13F portfolio, value $228,000.

   13F-HR 0001488542-25-000001 filed by SIMPLEX TRADING, LLC
   Filed 2025-02-11 (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).

8. period ended2024-09-30

   13F 25,377 shares

   Change vs previous 13F not available

   0.01% of the 13F portfolio, value $220,000.

   13F-HR 0001488542-24-000015 filed by SIMPLEX TRADING, LLC
   Filed 2024-11-08 (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).