THERESA A. HAMACHER

Corporate Board Profile

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CALAMOS CONVERTIBLE & HIGH INCOME FUND

Filing Date	Source Excerpt
2015-06-04	President, NICSA, Inc. (non-profit association for investment management industry participants)
2016-05-10	President, Versanture Consulting, LLC (since 2015); President, NICSA, Inc. (non-profit association for investment management industry participants) (until 2015)
2017-05-04	More than 25 years of experience in the financial services industry and experience serving on boards of other entities, including other investment companies; Chartered Financial Analyst

CALAMOS CONVERTIBLE OPPORTUNITIES & INCOME FUND

Filing Date	Source Excerpt
2015-06-04	President, NICSA, Inc. (non-profit association for investment management industry participants)
2016-05-10	President, Versanture Consulting, LLC; President, NICSA, Inc. (non-profit association for investment management industry participants).
2017-05-04	More than 25 years of experience in the financial services industry and experience serving on boards of other entities, including other investment companies; Chartered Financial Analyst

CALAMOS GLOBAL TOTAL RETURN FUND

Filing Date	Source Excerpt
2015-06-04	President, NICSA, Inc. (non-profit association for investment management industry participants)
2016-05-10	President, Versanture Consulting, LLC (since 2015); President, NICSA, Inc. (non-profit association for investment management industry participants) (until 2015)
2017-05-04	President, Versanture Consulting, LLC (since 2016); President, NICSA, Inc. (non-profit association for investment management industry participants) (until 2015); more than 25 years of experience in the financial services industry and experience serving on boards of other entities, including other investment companies; Chartered Financial Analyst

CALAMOS STRATEGIC TOTAL RETURN FUND

Filing Date	Source Excerpt
2015-06-04	President, NICSA, Inc. (non-profit association for investment management industry participants)
2016-05-10	President, Versanture Consulting, LLC; President, NICSA, Inc. (non-profit association for investment management industry participants).
2017-05-04	More than 25 years of experience in the financial services industry and experience serving on boards of other entities, including other investment companies; Chartered Financial Analyst

Source material: SEC submissions metadata and DEF 14A proxy filings from EDGAR. Last updated: 2026-03-22