Company: CHY
Filing Date: 2025-02-21
Form Type: N-2ASR
Source: 0001104659-25-016081
Chunk: 1

Company: CALAMOS CONVERTIBLE & HIGH INCOME FUND
Filing Date: 2025-02-21
Form: N-2ASR
Chunk 1
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check appropriate box) ☐when declared effective pursuant to section 8(c) If appropriate, check the following box: ☐This post-effective amendment designates a new effective date for a previously filed registration statement. ☐This form is filed to register additional securities for an offering pursuant to Rule 462(b) under the Securities Act and the Securities Act registration statement number of the earlier effective registration statement for the same offering is. ☐This Form is a post-effective amendment filed pursuant to Rule 462(c) under the Securities Act, and the Securities Act registration statement number of the earlier effective registration statement for the same offering is . ☐This Form is a post-effective amendment filed pursuant to Rule 462(d) under the Securities Act, and the Securities Act registration statement number of the earlier effective registration statement for the same offering is . Check each box that appropriately characterizes the Registrant: ☒Registered closed-end fund. ☐Business development company. ☐Interval fund. ☒A.2 Qualified. ☒Well-Known Seasoned Issuer (as defined by Rule 405 under the Securities Act). ☐Emerging Growth Company (as defined by Rule 12b-2 under the Securities Exchange Act of 1934 (“Exchange Act”). ☐New Registrant.

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 is to provide total return through a combination of capital appreciation and current income. We may offer, on an immediate, continuous or delayed basis, up to $200,000,000 aggregate initial offering price of our common shares (no par value per share), preferred shares (no par value per share) or debt securities, which we refer to in this prospectus collectively as our securities, in one or more offerings. We may offer our common shares, preferred shares and debt securities separately or together, in amounts, at prices and on terms set forth in a prospectus supplement to this prospectus. You should read this prospectus and the related prospectus supplement carefully before you decide to invest in any of our securities. We may offer our securities directly to one or more purchasers, through agents that we or they designate from time to time, or to or through underwriters or dealers. The prospectus supplement relating