John S. Koudounis

Business address
2020 Calamos Court, Naperville, IL, 60563
Top holdings (ownership)
CSQ
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John S. Koudounis has filed 33 SEC EDGAR filings since 12 Apr 2016

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
3 Open Document Open Filing PRIMARY DOCUMENT 16 Sep 2025 16 Sep 2025 811-24073
3/A Open Document Open Filing PRIMARY DOCUMENT 09 Sep 2025 01 Sep 2025 811-21484
3/A Open Document Open Filing PRIMARY DOCUMENT 09 Sep 2025 01 Sep 2025 811-22047
3/A Open Document Open Filing PRIMARY DOCUMENT 09 Sep 2025 01 Sep 2025 811-23295
3/A Open Document Open Filing PRIMARY DOCUMENT 09 Sep 2025 01 Sep 2025 811-21547
3/A Open Document Open Filing PRIMARY DOCUMENT 09 Sep 2025 01 Sep 2025 811-21080
3/A Open Document Open Filing PRIMARY DOCUMENT 09 Sep 2025 01 Sep 2025 811-21319
3/A Open Document Open Filing PRIMARY DOCUMENT 09 Sep 2025 01 Sep 2025 811-22949
3 Open Document Open Filing PRIMARY DOCUMENT 09 Sep 2025 01 Sep 2025 811-21484
3 Open Document Open Filing 03 Jul 2025 30 Jun 2025 811-24034
4 Open Document Open Filing 02 Jul 2025 30 Jun 2025 811-24034
4 Open Document Open Filing PRIMARY DOCUMENT 03 Dec 2024 02 Dec 2024 811-23815
4 Open Document Open Filing PRIMARY DOCUMENT 09 Oct 2024 08 Oct 2024 811-23815
4 Open Document Open Filing PRIMARY DOCUMENT 20 Sep 2024 19 Sep 2024 811-23295
4 Open Document Open Filing PRIMARY DOCUMENT 05 Sep 2024 03 Sep 2024 811-23815
4 Open Document Open Filing PRIMARY DOCUMENT 25 Jul 2024 24 Jul 2024 811-23815
4 Open Document Open Filing PRIMARY DOCUMENT 20 Dec 2023 20 Dec 2023 811-23295
4 Open Document Open Filing PRIMARY DOCUMENT 06 Dec 2023 06 Dec 2023 811-21484
4 Open Document Open Filing PRIMARY DOCUMENT 23 Jun 2023 22 Jun 2023 811-23815
3 Open Document Open Filing FORM 3 19 May 2023 16 May 2023 811-23815
4 Open Document Open Filing PRIMARY DOCUMENT 25 May 2021 21 May 2021 811-23295
4 Open Document Open Filing PRIMARY DOCUMENT 26 Feb 2021 25 Feb 2021 811-23295
4 Open Document Open Filing PRIMARY DOCUMENT 17 Feb 2021 12 Feb 2021 811-21484
4 Open Document Open Filing PRIMARY DOCUMENT 18 Dec 2020 18 Dec 2020 811-21484
4 Open Document Open Filing PRIMARY DOCUMENT 23 Mar 2020 30 Dec 2019 811-23295
3 Open Document Open Filing PRIMARY DOCUMENT 25 Nov 2019 25 Nov 2019 811-23295
3 Open Document Open Filing PRIMARY DOCUMENT 11 Jul 2016 01 Jul 2016 811-22949
3 Open Document Open Filing PRIMARY DOCUMENT 11 Jul 2016 01 Jul 2016 811-22047
3 Open Document Open Filing PRIMARY DOCUMENT 11 Jul 2016 01 Jul 2016 811-21547
3 Open Document Open Filing PRIMARY DOCUMENT 11 Jul 2016 01 Jul 2016 811-21484
3 Open Document Open Filing PRIMARY DOCUMENT 11 Jul 2016 01 Jul 2016 811-21319
3 Open Document Open Filing PRIMARY DOCUMENT 11 Jul 2016 01 Jul 2016 811-21080
3 Open Document | Data Open Filing PRIMARY DOCUMENT 12 Apr 2016 04 Apr 2016 000-51003