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Jordan Brett Rosenfeld
Portfolio Manager-Equities at
Calamos Investments LLC
Profile
Mr. Jordan B. Rosenfeld is a Vice President & Co-Portfolio Manager at Calamos Advisors LLC and at Calamos Investments LLC.
He is responsible for portfolio management and investment research, focusing on the Calamos Structured Protection ETFs.
He joined the firm in 2025 and contributes over 10 years of investment industry experience.
Previously, Mr. Rosenfeld was a Senior Director and Portfolio Manager at Milliman, where he led the ETF sub-advisory team and co-managed 140 ETFs.
He began his career as a trader at Gelber Group.
He holds a BA in Mathematics from Northwestern University and a MS in Computer Science from Georgia Institute of Technology.
Jordan Brett Rosenfeld active positions
| Companies | Position | Start |
|---|---|---|
Calamos Investments LLC
 Calamos Investments LLC Investment ManagersFinance Calamos Investments offers innovative investment strategies including alternatives, multi-asset, convertible, fixed income, and equity. | Portfolio Manager-Equities | 2025-03-31 |
Calamos Advisors LLC
 Calamos Advisors LLC Investment ManagersFinance Calamos Advisors utilizes top-down insights with rigorous bottom-up fundamental research. They employ an active, high-conviction investment approach to building portfolios. A collaborative team-managed approach allows them to fully evaluate all elements of an investment idea. Top-down perspective, proprietary fundamental research and risk management drive the portfolio construction process across all strategies. | Portfolio Manager-Equities | 2025-03-31 |
Former positions of Jordan Brett Rosenfeld
| Companies | Position | End |
|---|---|---|
Milliman Financial Risk Management LLC
 Milliman Financial Risk Management LLC Investment ManagersFinance Milliman FRM employs investment strategies that involve the application of hedging and investment techniques to manage the impact of market declines. This results in the purchase or sale of futures, forwards, swaps, options, mutual funds and ETFs. The underlying market factors or securities in the instruments include equity or fixed income indices, bonds, interest rates, currencies and volatility measures. Investment strategies are specifically tailored to each client, and as such the methods of analysis used and risks involved will vary from client to client. | Trading-Equity | 2025-04-02 |
Training of Jordan Brett Rosenfeld
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
51
1st degree connections
5
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 5 |
|---|---|
Calamos Advisors LLC
Calamos Advisors LLC Investment ManagersFinance Calamos Advisors utilizes top-down insights with rigorous bottom-up fundamental research. They employ an active, high-conviction investment approach to building portfolios. A collaborative team-managed approach allows them to fully evaluate all elements of an investment idea. Top-down perspective, proprietary fundamental research and risk management drive the portfolio construction process across all strategies. | Finance |
Northwestern University
 Northwestern University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Georgia Institute of Technology
 Georgia Institute of Technology Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Calamos Investments LLC
Calamos Investments LLC Investment ManagersFinance Calamos Investments offers innovative investment strategies including alternatives, multi-asset, convertible, fixed income, and equity. | Finance |
Milliman Financial Risk Management LLC
Milliman Financial Risk Management LLC Investment ManagersFinance Milliman FRM employs investment strategies that involve the application of hedging and investment techniques to manage the impact of market declines. This results in the purchase or sale of futures, forwards, swaps, options, mutual funds and ETFs. The underlying market factors or securities in the instruments include equity or fixed income indices, bonds, interest rates, currencies and volatility measures. Investment strategies are specifically tailored to each client, and as such the methods of analysis used and risks involved will vary from client to client. | Finance |
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