Calamos Advisors LLC: TMO position timeline

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

Calamos Advisors LLC held 117,147 TMO 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 117,147 shares
Change vs previous 13F -24,174 shares
0.19% of the 13F portfolio, value $58,732,820.
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: 115,172 shares
- Calamos Wealth Management LLC: 1,975 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2026-03-31
13F 141,321 shares
Change vs previous 13F -30,507 shares
0.24% of the 13F portfolio, value $69,463,511.
13F-HR 0001316507-26-000002 filed by Calamos Advisors LLC
Filed 2026-05-04 (acceptance time not in the bulk data set), ingested 2026-10-06 09:58:43 UTC
- Calamos Advisors LLC: 139,230 shares
- Calamos Wealth Management LLC: 2,091 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2025-12-31
13F 171,828 shares
Change vs previous 13F +22,643 shares
0.37% of the 13F portfolio, value $99,565,735.
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: 169,900 shares
- Calamos Wealth Management LLC: 1,928 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2025-09-30
13F 149,185 shares
Change vs previous 13F +27,772 shares
0.26% of the 13F portfolio, value $72,357,709.
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: 147,700 shares
- Calamos Wealth Management LLC: 1,485 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2025-06-30
13F 121,413 shares
Change vs previous 13F -22,876 shares
0.19% of the 13F portfolio, value $49,228,115.
13F-HR 0001085146-25-004696 filed by Calamos Advisors LLC
Filed 2025-08-08 (acceptance time not in the bulk data set), ingested 2026-10-07 18:23:11 UTC
- Calamos Advisors LLC: 120,190 shares
- Calamos Wealth Management LLC: 1,223 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2025-03-31
13F 144,289 shares
Change vs previous 13F -3,148 shares
0.31% of the 13F portfolio, value $71,798,206.
13F-HR 0001085146-25-002415 filed by Calamos Advisors LLC
Filed 2025-04-29 (acceptance time not in the bulk data set), ingested 2026-10-07 18:25:06 UTC
- Calamos Advisors LLC: 142,690 shares
- Calamos Wealth Management LLC: 1,599 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2024-12-31
13F 147,437 shares
Change vs previous 13F -15,269 shares
0.32% of the 13F portfolio, value $76,701,161.
13F-HR 0001085146-25-000482 filed by Calamos Advisors LLC
Filed 2025-01-24 (acceptance time not in the bulk data set), ingested 2026-10-07 18:25:55 UTC
- Calamos Advisors LLC: 145,800 shares
- Calamos Wealth Management LLC: 1,637 shares
Acceptance time not in the bulk data set (spec §4.2).
period ended2024-09-30
13F 162,706 shares
Change vs previous 13F not available
0.43% of the 13F portfolio, value $100,645,059.
13F-HR 0001085146-24-005402 filed by Calamos Advisors LLC
Filed 2024-11-07 (acceptance time not in the bulk data set), ingested 2026-10-07 18:26:56 UTC
- Calamos Advisors LLC: 142,342 shares
- Calamos Wealth Management LLC: 20,364 shares
Acceptance time not in the bulk data set (spec §4.2).