Temasek Holdings (Private) Ltd: CIEN position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Temasek Holdings (Private) Ltd on CIEN, newest first. How the timeline and the estimate are built.

Temasek Holdings (Private) Ltd held 13,264 CIEN shares at 2026-06-30 per its 13F-HR filed 2026-08-07.

the latest 13F is the newest step

period ended2026-06-30
13F 13,264 shares
Change vs previous 13F -31,173 shares
0.02% of the 13F portfolio, value $6,506,788.
13F-HR 0001021944-26-000013 filed by Temasek Holdings (Private) Ltd
Filed 2026-08-07 (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).
period ended2026-03-31
13F 44,437 shares
Change vs previous 13F not available
0.06% of the 13F portfolio, value $17,251,777.
13F-HR 0001021944-26-000011 filed by Temasek Holdings (Private) Ltd
Filed 2026-05-12 (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).