American Century ETF Trust Summary Prospectus and Prospectus Supplement American Century® Diversified Corporate Bond ETF |  | |||||||
Supplement dated April 1, 2025 n Summary Prospectus and Prospectus dated January 1, 2025 | ||||||||
Effective April 1, 2025, the fund’s performance benchmark is changed from the Bloomberg U.S. Intermediate Corporate Bond Index to the Bloomberg U.S. Corporate Bond Index. As a result, under normal market conditions, the weighted average duration of the fund’s portfolio is expected to be within two years of the weighted average duration of the new benchmark.
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