Calamos Advisors LLC: NBIS position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Calamos Advisors LLC on NBIS, newest first. How the timeline and the estimate are built.

Calamos Advisors LLC held 40,809 NBIS shares at 2026-06-30 per its 13F-HR filed 2026-07-31.

the latest 13F is the newest step

period ended2026-06-30
13F 40,809 shares
Change vs previous 13F +40,809 shares
0.04% of the 13F portfolio, value $11,270,221.
13F-HR 0001316507-26-000003 filed by Calamos Advisors LLC
Filed 2026-07-31 (acceptance time not in the bulk data set), ingested 2026-10-06 09:57:27 UTC
- Calamos Advisors LLC: 24,379 shares
- Calamos Wealth Management LLC: 16,430 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2025-12-31
13F 0 shares
Change vs previous 13F -65,652 shares
13F-HR 0001316507-26-000001 filed by Calamos Advisors LLC
Filed 2026-01-29 (acceptance time not in the bulk data set), ingested 2026-10-07 03:01:36 UTC
- Calamos Advisors LLC: 0 shares
- Calamos Wealth Management LLC: 0 shares
Acceptance time not in the bulk data set (spec §4.2).
Exited: the 13F for this period no longer lists the position.
period ended2025-09-30
13F 65,652 shares
Change vs previous 13F not available
0.03% of the 13F portfolio, value $7,370,750.
13F-HR 0001316507-25-000003 filed by Calamos Advisors LLC
Filed 2025-10-20 (acceptance time not in the bulk data set), ingested 2026-10-07 03:02:25 UTC
- Calamos Advisors LLC: 38,467 shares
- Calamos Wealth Management LLC: 27,185 shares
Acceptance time not in the bulk data set (spec §4.2).