Brooklyn Investment Group: CIEN position timeline

Brooklyn Investment Group held 8,642 CIEN shares at 2026-03-31 per its 13F-HR filed 2026-04-29.

the latest 13F is the newest step

1. period ended2026-03-31

   13F 8,642 shares

   Change vs previous 13F +2,126 shares

   0.1% of the 13F portfolio, value $3,355,084.

   13F-HR 0001795705-26-000002 filed by Brooklyn Investment Group
   Filed 2026-04-29 (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).

2. period ended2025-12-31

   13F 6,516 shares

   Change vs previous 13F +6,516 shares

   0.07% of the 13F portfolio, value $1,557,324.

   13F-HR 0001795705-26-000001 filed by Brooklyn Investment Group
   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).

3. period ended2025-09-30

   13F/A 0 shares

   Change vs previous 13F -1,230 shares

   13F-HR/A 0001795705-25-000009 filed by Brooklyn Investment Group
   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).

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

4. period ended2025-06-30

   13F/A 1,230 shares

   Change vs previous 13F +838 shares

   0.01% of the 13F portfolio, value $100,036.

   13F-HR/A 0001795705-25-000005 filed by Brooklyn Investment Group
   Filed 2025-08-14 (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).

5. period ended2025-03-31

   13F 392 shares

   Change vs previous 13F not available

   0.01% of the 13F portfolio, value $23,689.

   13F-HR 0001795705-25-000003 filed by Brooklyn Investment Group
   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).