Company: CHY
Filing Date: 2025-02-24
Form Type: 424B5
Source: 0001104659-25-016491
Chunk: 12

Company: CALAMOS CONVERTIBLE & HIGH INCOME FUND
Filing Date: 2025-02-24
Form: 424B5
Chunk 12
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 shares pursuant to the Distribution Agreement and the Sub-Placement Agent Agreement will terminate upon the earlier of (1) the sale of all common shares subject to the Distribution Agreement or the Sub-Placement Agent Agreement or (2) termination of the Distribution Agreement or the Sub-Placement Agent Agreement by any party thereto upon five days' written notice to the other party thereto. The Sub-Placement Agent, its affiliates or their respective employees hold or may hold in the future, directly or indirectly, investment interests in the Fund. The interests held by the Sub-Placement Agent, its affiliates or their respective employees are not attributable to, and no investment discretion is held by, the Sub-Placement Agent, its affiliates or their respective affiliates. The principal business address of the Distributor is Three Canal Plaza, Suite 100, Portland, ME 04101. The principal business address of the Sub-Placement Agent is 1285 Avenue of the Americas, New York, NY 10019. SUP-7 AVAILABLE INFORMATION We are subject to the informational requirements of the Securities Exchange Act of 1934, as amended (the “Exchange Act”) and the 1940 Act and are required to file reports, including annual and semi-annual reports, proxy statements and other information with the Commission. These documents are available on the Commission’s website at www.sec.gov. This prospectus supplement and the accompanying prospectus do not contain all of the information in our registration statement, including amendments, exhibits, and schedules. Statements in this prospectus supplement and the accompanying prospectus about the contents of any contract or other document are not necessarily complete and in each instance reference is made to the copy of the contract or other document filed as an exhibit to the registration statement, each such statement being qualified in all respects by this reference. Additional information about us can be found in our registration statement (including amendments, exhibits, and schedules) on Form N-2 filed with the Commission. The Commission maintains a website (http://www.sec.gov) that contains our registration statement, other documents incorporated by reference, and other information we have filed electronically with the Commission, including proxy statements and reports filed under the Exchange Act. SUP-8

Base Prospectus $200,000,000 Calamos Convertible and High Income Fund Common Shares
Preferred Shares
Debt Securities Calamos Convertible and High Income Fund (the “Fund,” “we,” “us,” or “our”) is a diversified, closed-end management investment company that commenced investment operations in May 2003. Our investment objective