International Business Machines Corp

Calamos Advisors LLC IBM

Report date

12/31/2025

Quarter

2025 Q4

Filed

1/29/2026

Shares

115,326

Value ($000)

34,161

Weight

0.1%

2013 Q4 - 2025 Q4 (27 filings)

Shares History

History scope: non-option holdings only (PUT/CALL rows excluded).

All 13F Holders	Filing date	Value ($000s)	% of Holdings	Shares	Reporting period
2025 Q4	1/29/2026	34,161	0.1%	115,326	12/31/2025
2025 Q3	10/20/2025	33,823	0.1%	119,870	9/30/2025
2025 Q2	8/8/2025	47,225	0.2%	160,205	6/30/2025
2025 Q1	4/29/2025	40,003	0.2%	160,875	3/31/2025
2024 Q4	1/24/2025	37,337	0.2%	169,845	12/31/2024
2024 Q3	11/7/2024	38,549	0.2%	174,365	9/30/2024
2024 Q2	7/25/2024	27,731	0.1%	160,343	6/30/2024
2024 Q1	5/8/2024	28,826	0.1%	150,951	3/31/2024
2023 Q4	1/31/2024	21,105	0.1%	129,042	12/31/2023
2023 Q3	10/26/2023	18,341	0.1%	130,727	9/30/2023
2023 Q2	7/28/2023	17,493	0.1%	130,727	6/30/2023
2023 Q1	5/4/2023	17,137	0.1%	130,727	3/31/2023
2022 Q4	1/26/2023	20,721	0.1%	147,069	12/31/2022
2022 Q3	10/24/2022	20,563	0.1%	173,071	9/30/2022
2022 Q2	8/1/2022	24,436	0.1%	173,071	6/30/2022
2022 Q1	5/3/2022	21,897	0.1%	168,411	3/31/2022
2021 Q4	2/1/2022	19,510	0.1%	145,965	12/31/2021
2021 Q3	10/26/2021	19,494	0.1%	140,314	9/30/2021
2021 Q2	7/22/2021	18,754	0.1%	127,933	6/30/2021
2021 Q1	4/12/2021	13,171	0.1%	98,835	3/31/2021
2020 Q4	1/27/2021	12,057	0.1%	95,781	12/31/2020
2020 Q3	10/26/2020	12,158	0.1%	99,929	9/30/2020
2020 Q2	7/27/2020	13,128	0.1%	108,699	6/30/2020
2020 Q1	4/28/2020	12,829	0.1%	115,654	3/31/2020
2019 Q4	1/15/2020	16,872	0.1%	125,870	12/31/2019
2014 Q1	5/16/2014	20,635	0.1%	107,200	3/31/2014
2013 Q4	2/14/2014	20,108	0.1%	107,200	12/31/2013