# CALAMOS ANTETOKOUNMPO ASSET MANAGEMENT LLC

CALAMOS ANTETOKOUNMPO ASSET MANAGEMENT LLC of NAPERVILLE, IL is an SEC-registered investment adviser.

## Registration

- CRD: 322813
- Type: SEC-registered investment adviser
- SEC file number: 801-126711
- Location: 2020 CALAMOS COURT, NAPERVILLE, IL, 60563
- Phone: 630-245-7200
- Latest filing: 2026-07-23
- Regulatory AUM: $26.8M
- Discretionary AUM: $26.8M
- Clients: 17
- Accounts: 3

## Business model

- Compensation: % of AUM

## Officers, owners & control persons (25)

| Name | Role | Location |
| --- | --- | --- |
| John Peter Calamos Sr. | GLOBAL CHIEF INVESTMENT OFFICER; MANAGER; SHAREHOLDER (+1 more) | — |
| John Spiro Koudounis | DIRECTOR, CHAIRMAN AND CHIEF EXECUTIVE OFFICER; MANAGER; MANAGER AND SHAREHOLDER (+2 more) | — |
| Thomas Edward Herman | CHIEF FINANCIAL OFFICER AND TREASURER | — |
| William J Takahashi | MANAGER | — |
| Daniel Leo Dufresne | MEMBER; PRESIDENT | — |
| Erik Donald Ojala | CHIEF LEGAL OFFICER | — |
| Constance E Stavropoulos Palas | CHIEF COMPLIANCE OFFICER | — |
| Giannis Sina Ugo Antetokounmpo | DIRECTOR; MEMBER | — |
| John Harry Sianis | DIRECTOR | — |
| Christopher Stephen Russell | SECRETARY | — |
| Dylan Richard Wondra | DIRECTOR | — |
| CALAMOS JOHN PETER | GLOBAL CHIEF INVESTMENT OFFICER; MANAGER; SHAREHOLDER (+1 more) | — |
| JACKSON JERALD CHRISTOPHER | CHIEF LEGAL OFFICER; CHIEF LEGAL OFFICER AND SECRETARY | — |
| BEHAN ROBERT FRANCIS | CHIEF DISTRIBUTION OFFICER | — |
| HERMAN MICHAEL EDWARD | CHIEF FINANCIAL OFFICER AND TREASURER | — |
| OJALA ERIK DONALD | CHIEF LEGAL OFFICER | — |
| KOUDOUNIS JOHN SPIRO | DIRECTOR, CHAIRMAN AND CHIEF EXECUTIVE OFFICER; DIRECTOR, CHAIRMAN, PRESIDENT, CHIEF EXECUTIVE OFFICER; MANAGER (+1 more) | — |
| TAKAHASHI WILLIAM J | MANAGER | — |
| Dufresne Daniel Leo | CHIEF OPERATING OFFICER; PRESIDENT | — |
| RUSSELL CHRISTOPHER STEPHEN | SECRETARY | — |
| Stavropoulos Palas Constance E | CHIEF COMPLIANCE OFFICER | — |
| Saratsis Alexandros Constantinos | DIRECTOR | — |
| ANTETOKOUNMPO GIANNIS SINA UGO | DIRECTOR; MEMBER | — |
| SIANIS JOHN HARRY | DIRECTOR | — |
| Wondra Dylan Richard | DIRECTOR | — |


## Related pages

- Form ADV Part 2 brochure: https://search.stillhousedata.com/firm/322813/brochure
- Similar advisers: https://search.stillhousedata.com/firm/322813/similar
- Related entities: https://search.stillhousedata.com/firm/322813/related
- SEC IAPD (source of record): https://adviserinfo.sec.gov/firm/summary/322813

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Source: public SEC Form ADV data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.