Access to critical minerals is increasingly becoming a global economic and geopolitical imperative. Companies and governments have long recognized the benefits of having a steady supply of critical minerals, but over

Calamos Investments is a diversified global investment firm offering innovative investment strategies including U.S. growth equity, global equity, convertible, multi-asset and alternatives. The firm offers strategies through separately managed portfolios, mutual funds, closed-end funds, private funds, an exchange traded fund and UCITS funds. Clients include major corporations, pension funds, endowments, foundations and individuals, as well as the financial advisors and consultants who serve them. Headquartered in the Chicago metropolitan area, the firm also has offices in London, New York and San Francisco. For more information, please visit www.calamos.com.