AEYDX
Emerging Markets Debt Fund
American Century International Bond Funds
Expense ratio1
0.71%
Net assets2
$486.47M
Holdings2
153
Category
Taxable Bond
2025 return3
15.13%

Investment objective & strategy

As of Feb. 27, 2026 · prospectus

Objective. The fund seeks total return.

Strategy. Under normal market conditions, the fund invests at least 80% of its net assets in fixed income instruments of issuers that are economically tied to emerging markets. The fund will invest in debt instruments issued by foreign governments and corporations. Investments are made in instruments denominated in U.S. dollars and in local emerging markets currency. The fund considers an emerging market to be any country that is located outside the following developed countries list, which is subject to change: Australia, Austria, Belgium, Bermuda, Canada, Denmark, Finland, France, Germany, Hong Kong, Ireland, Israel, Italy, Japan, Luxembourg, the Netherlands, New Zealand, Norway, Portugal, Singapore, Spain, Sweden, Switzerland, the United Kingdom and the United States. In determining an issuers location, the portfolio managers … Under normal market conditions, the fund invests at least 80% of its net assets in fixed income instruments of issuers that are economically tied to emerging markets. The fund will invest in debt instruments issued by foreign governments and corporations. Investments are made in instruments denominated in U.S. dollars and in local emerging markets currency. The fund considers an emerging market to be any country that is located outside the following developed countries list, which is subject to change: Australia, Austria, Belgium, Bermuda, Canada, Denmark, Finland, France, Germany, Hong Kong, Ireland, Israel, Italy, Japan, Luxembourg, the Netherlands, New Zealand, Norway, Portugal, Singapore, Spain, Sweden, Switzerland, the United Kingdom and the United States. In determining an issuers location, the portfolio managers may consider various factors including, among others, where the issuer is headquartered, where the issuers principal operations are located, where a majority of the issuers revenues are derived, where the principal trading market is located and the country in which the issuer was legally organized. The weight given to each of these factors will vary depending on the circumstances in a given case. The fund may invest without limitation in both investment grade and high-yield (junk bonds) debt securities. An investment grade security is one that has been rated in one of the four highest categories used by a nationally recognized statistical rating organization or determined by the investment advisor to be of comparable credit quality. A high-yield security is one that has been rated below the four highest categories used by a nationally recognized statistical rating organization, or determined by the investment advisor to be of similar quality. The average duration of the fund varies based on the portfolio managers forecast of interest rates and, under normal market conditions is not expected to exceed ten years. Duration is an indication of the relative sensitivity of a securitys market value to changes in interest rates. The longer a securitys duration, the more sensitive it will be to changes in interest rates. Duration is different from maturity in that it attempts to measure the interest rate sensitivity of a security, as opposed to its expected final maturity. In addition to the debt securities described above, the fund may also invest in bank loans. The fund also invests in derivative instruments. The fund may use foreign currency exchange contracts to shift its investment exposure from one currency into another, for hedging purposes or to enhance returns. The fund may invest in futures contracts, options and swap agreements (such as interest rate swaps) to manage duration, credit exposure and country exposure. The fund may also invest in collateralized debt obligations, including collateralized loan obligations, mortgage- or asset-backed securities and other similarly structured investments. The portfolio managers may engage in hedging of portfolio positions, which usually involves entering into a derivative transaction that has the opposite characteristics of the position being hedged. The net effect of these two positions is to reduce or eliminate the exposure created by the first position. To determine whether to buy or sell a security, the portfolio managers consider, among other things, various fund requirements and standards, along with economic conditions, alternative investments, interest rates and whether to alter geographic or currency exposure.

Top holdings

As of Jan. 31, 2026 · N-PORT
SecurityTickerValue% of fund
Fixed Income Clearing Corp 3.66 02/02/2026 STBK $44.40M 9.13%
GACI FIRST INVST PIFKSA $11.68M 2.40%
CHILE $11.03M 2.27%
REPUBLIC OF NIGERIA SR UNSECURED 144A 09/33 7.375 NGERIA $10.84M 2.23%
ARGENTINA $10.83M 2.23%
REPUBLIC OF COLOMBIA REGD 7.75000000 COLOM $10.79M 2.22%
ROMANIA REPUBLIC OF 6% 05/25/2034 144A ROMANI $10.26M 2.11%
Turkiye Government Bond 30.00 09/12/2029 TURKGB $9.35M 1.92%
Egypt Government International Bond 8.50 01/31/2047 EGYPT $8.94M 1.84%
Presidencia de la Republica Dominicana DOMREP $8.62M 1.77%
View all holdings →

Allocation by sector

As of January 31, 2026 · N-PORT
View portfolio breakdown →

Portfolio moves

Oct 31, 2025 → Jan 31, 2026
Opened
29
Exited
25
Increased
15
Decreased
46
Unchanged
68

How many positions this fund opened, exited, grew, trimmed, or left unchanged between its two most recent N-PORT snapshots — net changes between point-in-time reports, not a trade log.

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Similar funds

Funds whose portfolios most overlap this one, by weight
FundOverlapNet exp.
MFS Emerging Markets Debt Fund · MEDAX, MEDBX, MEDCX, MEDIX, MEDHX, MEDDX, MEDEX, MEDFX, MEDGX 14% 0.71%
Payden Emerging Markets Bond Fund · PYEMX, PYEWX, PYEIX 14% 0.69%
Fidelity Series Emerging Markets Debt Fund · FEDCX 12% 0.00%
View all similar funds →

Advisers

As of October 31, 2025 · N-CEN
FirmRole
American Century Investment Management, Inc. Adviser

Footnotes

  1. Expense ratio as of February 27, 2026, from the fund's prospectus.
  2. Net assets and holdings count as of January 31, 2026, from the fund's N-PORT filing.
  3. Total return for calendar year 2025, before tax and after fund expenses. Computed by compounding the twelve monthly total returns the fund reported in its SEC N-PORT filings for 2025 (the latest prospectus does not yet chart this year).

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