Amitell Capital Pte Ltd: CIEN position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Amitell Capital Pte Ltd on CIEN, newest first. How the timeline and the estimate are built.

Amitell Capital Pte Ltd held 0 CIEN shares at 2026-03-31 per its 13F-HR filed 2026-05-11.

the latest 13F is the newest step

period ended2026-03-31
13F 0 shares
Change vs previous 13F -22,346 shares
13F-HR 0001807559-26-000003 filed by Amitell Capital Pte Ltd
Filed 2026-05-11 (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.
period ended2025-12-31
13F 22,346 shares
Change vs previous 13F -16,558 shares
5.84% of the 13F portfolio, value $5,226,059.
13F-HR 0001807559-26-000002 filed by Amitell Capital Pte Ltd
Filed 2026-02-12 (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).
period ended2025-09-30
13F 38,904 shares
Change vs previous 13F -37,410 shares
4.19% of the 13F portfolio, value $5,667,146.
13F-HR 0001807559-25-000013 filed by Amitell Capital Pte Ltd
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).
period ended2025-06-30
13F 76,314 shares
Change vs previous 13F not available
3.49% of the 13F portfolio, value $6,206,618.
13F-HR 0001807559-25-000006 filed by Amitell Capital Pte Ltd
Filed 2025-08-12 (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).