American Century Short Duration R6 (ASDDX)

Fund Assets	943.96M
Expense Ratio	0.334%
Min. Investment	$2,500
Turnover	197.00%
Dividend (ttm)	0.44
Dividend Yield	4.56%
Dividend Growth	-8.30%
Payout Frequency	Monthly
Ex-Dividend Date	Oct 30, 2026

Previous Close	9.65
YTD Return	1.70%
1-Year Return	2.59%
5-Year Return	11.74%
52-Week Low	9.62
52-Week High	9.88
Beta (5Y)	0.06
Holdings	286
Inception Date	Jul 28, 2017

About ASDDX

American Century Short Duration Fund R6 is a mutual fund in the short-term bond category designed to maximize total return while seeking a high level of income as a secondary objective. It invests at least 65% of its assets in investment-grade, non-money market debt securities, including fixed-income instruments such as notes, bonds, commercial paper, and U.S. Treasury securities. This focus on short-duration holdings aims to provide stability and income generation within the fixed-income market, tracking benchmarks like the Bloomberg 1-3 Year Government/Credit Bond Index. The R6 share class targets group employer-sponsored retirement plans, offering access to this strategy through institutional channels. Managed by American Century Investments, the fund emphasizes below-average risk profiles and above-average performance ratings in its peer group, making it a component of diversified portfolios seeking conservative bond exposure with potential for enhanced returns over cash equivalents.

• Fund Family: American Century Investments
• Category: Short-Term Bond
• Performance Rating: Average
• Risk Rating: Below Average
• Stock Exchange: Nasdaq
• Ticker Symbol: ASDDX
• Share Class: R6 Class
• Index: Bloomberg 1-3 Y Government/Credit TR

Performance

ASDDX had a total return of 2.59% in the past year, including dividends. Since the fund's inception, the average annual return has been 2.46%.

Equivalent Funds

These are funds that follow the same index from the other major fund companies.

Symbol	Provider	Name	Expense Ratio
FANCX	Fidelity	Fidelity Advisor Short-Term Bd C	1.40%
FBNAX	Fidelity	Fidelity Advisor Short-Term Bd A	0.49%
FBNIX	Fidelity	Fidelity Advisor Short-Term Bd I	0.29%
FBNTX	Fidelity	Fidelity Advisor Short-Term Bd M	0.52%
FIKTX	Fidelity	Fidelity Advisor Short-Term Bond Z	0.24%

Other Share Classes

These are alternative share classes of the same fund, from the same provider.

Symbol	Share Class	Expense Ratio
ASDOX	G Class	0.01%
ACSUX	R5 Class	0.37%
ASHHX	I Class	0.47%
ACSNX	Investor Class	0.57%

Dividend History

Ex-Dividend	Amount	Pay Date
Oct 30, 2026	$0.03832	Oct 30, 2026
Sep 30, 2026	$0.036	Sep 30, 2026
Aug 31, 2026	$0.03398	Aug 31, 2026
Jul 31, 2026	$0.03825	Jul 31, 2026
Jun 30, 2026	$0.0354	Jun 30, 2026
May 29, 2026	$0.03577	May 29, 2026

Data Sources: Tiingo and Finnhub

Historical data is provided by Tiingo. Several fund data points are also provided by Finnhub.

Last checked:

Nov 12, 2026

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