Company: CHY
Filing Date: 2025-06-27
Form Type: N-CSRS
Source: 0001104659-25-063497
Chunk: 21

Company: CALAMOS CONVERTIBLE & HIGH INCOME FUND
Filing Date: 2025-06-27
Form: N-CSRS
Chunk 21
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 Energy                      |     |  2.9 |   |
| Consumer Staples            |     |  2.5 |   |
| Utilities                   |     |  2.5 |   |
| Materials                   |     |  0.7 |   |
| Real Estate                 |     |  0.2 |   |
| Airlines                    |     |  0.2 |   |
| Special Purpose Acquisition 
 Companies                   |     |  0.1 |   |

Sector Weightings are based on managed assets and may vary over time. Sector Weightings exclude any government/sovereign bonds or options on broad market indexes the Fund may hold.

ASSET ALLOCATION Fund asset allocations are based on total investments and may vary over time. See accompanying Notes to Schedule of Investments CALAMOS CLOSED-END FAMILY OF FUNDS SEMIANNUAL REPORT
136 Notes to Financial Statements (Unaudited) Note 1 – Organization and Significant Accounting Policies Organization.Calamos Convertible Opportunities and Income Fund ("CHI"), Calamos Convertible and High Income Fund ("CHY"), Calamos Strategic Total Return Fund ("CSQ"), Calamos Dynamic Convertible and Income Fund ("CCD"), Calamos Global Dynamic Income Fund ("CHW"), Calamos Global Total Return Fund ("CGO"), and Calamos Long/Short Equity & Dynamic Income Trust ("CPZ") (each a "Fund", and collectively, the "Funds") were each organized as Delaware statutory trusts and are each registered under the Investment Company Act of 1940, as amended (the "1940 Act") as a diversified, closed-end management investment company. Significant Accounting Policies.The financial statements have been prepared in conformity with accounting principles generally accepted in the United States of America (U.S. GAAP), and the Funds are each considered an investment company under U.S. GAAP and follow the accounting and reporting guidance applicable to investment companies. The Funds adhere to the accounting and reporting requirements set forth by the Financial Accounting Standards Board in Accounting Standards Codification (ASC) Topic 946: Financial Services—Investment Companies. Under U.S. GAAP, management is required to make certain estimates and assumptions at the date of the financial statements and actual results may differ from those estimates. Subsequent events, if any, through the date that the financial statements were issued, have been evaluated in the preparation of the financial statements. The following summarizes the significant accounting policies of the Funds: Adoption of New Accounting Standards.In November 2023, the Financial Accounting