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What Is the ASEC ETF? A Complete Guide to Returns, Expense Ratio, Holdings, and Alternative ETFs

Updated August 17, 2026 · First published August 17, 2026

The American Century Securitized Credit ETF (ASEC) is an actively managed bond product that selects securitized credit assets. When reviewing its outlook, interest rates, credit conditions, liquidity, and the absence of a distribution history are key factors to consider together, and the repayment conditions of the underlying assets also warrant a check.

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What Is the American Century Securitized Credit ETF?

This product is an actively managed bond ETF that selects securitized credit assets rather than replicating the performance of a specific index. It is structured to pursue income and total return from asset-backed securities, mortgage-backed securities, commercial real estate-related securities, and similar instruments.

It suits investors who want to understand credit exposure that differs from traditional core bond holdings and who can accept interest rate and liquidity risk.

It is an ETF managed by American Century using an active management approach.

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How Does the American Century Securitized Credit ETF Invest?

ItemDetails
Tracking IndexDoes not track a specific index
Management StyleActive credit selection
Rebalancing FrequencyAdjusted at the manager's discretion
Distribution FrequencyNo distribution history
Expense Ratio0.29%
Fund TypeSecuritized credit bond ETF

The management team selects holdings by reviewing securitization structures, the cash flows of the underlying assets, credit conditions, and market prices together. Because the fund does not simply follow the composition of a specific index, its weightings by asset class and its risk exposures may vary depending on the market environment and the manager's judgment.

  • An actively managed structure that selects securitized credit assets instead of replicating a specific index
  • An approach that draws on the cash flows of underlying assets that differ from traditional core bonds
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American Century Securitized Credit ETF Size and Costs (AUM and Management Fee)

Assets under management (AUM) stand at $19.8M, and the expense ratio is 0.29% per year.

Liquidity, trading costs, and the fee burden should be checked together against actual trading conditions and disclosure materials.

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American Century Securitized Credit ETF Performance and Trends

1-Year Price Performance
Dividend & Yield
Dividend Yield 1.79%
Annual Dividend (TTM) $0.89
Next Ex-Dividend Date 10/6/2026
52-Week Price Range
$49
Low $49 High $51
vs. low +0.94% vs. high -2.35%

Return trends can be affected by interest rate levels, credit spreads, and the repayment conditions of the underlying assets. Securitized credit assets have price drivers that differ from those of ordinary government bonds, so rather than judging performance by the direction of the overall bond market alone, investors should also look at the conditions of each asset type.

Fund flows can vary with demand for income, risk appetite, interest rate expectations, and credit market liquidity. When market volatility rises, trading conditions can deteriorate and price dislocations can widen, so it is also worth checking the gap between net asset value and market price.

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American Century Securitized Credit ETF Pros and Cons

The potential for diversification across securitized credit assets is a strength, but the fund can be exposed in combination to changes in interest rates, credit, and liquidity.

💪 Key Strengths

Different Bond Exposure
It offers access to the cash flows of underlying assets that differ from traditional core bonds.
Active Selection
It is not bound by the inclusion rules of a specific index and can choose holdings that reflect credit conditions.
Diversification Path
It has room to spread exposure across multiple securitization structures, such as asset-backed securities.

⚠️ Points of Caution

Interest Rate Sensitivity
Interest rate changes can affect bond prices and the valuation of securitized assets.
Credit Risk
If the repayment conditions of the underlying assets worsen, losses and price swings can grow.
Liquidity Risk
In periods of market stress, trading conditions and price discovery for the held securities can weaken.
Distribution History
The data provided shows no distribution history, so expectations for cash flow must be verified separately.
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American Century Securitized Credit ETF Alternative ETFs and Related Products

The input data for comparison candidates and similar products is empty, so no specific alternative ETF is presented directly. When reviewing this product, it is appropriate to check the scope of its securitized credit exposure, the potential for changes in holdings under active management, trading liquidity, the fee structure, and the distribution history against the same criteria. Rather than comparing it only on the basis of the bond category, investors should distinguish the nature of the underlying assets and the credit risk.

Peer Comparison ETFs
TickerNamePriceChangeAUMTotal Expense RatioDividend Yield1Y
JAAAJAAAJanus Henderson AAA CLO ETF$50.49+0.1%$32.4B0.20%4.82%-0.5%
PAAAPAAAPGIM AAA CLO ETF$51.32+0.0%$15.0B0.19%4.63%-0.3%
FSECFSECFidelity Investment Grade Securitized ETF$42.71-0.1%$4.6B0.36%4.57%-3.8%
CLOACLOAiShares AAA CLO Active ETF$51.78-0.4%$2.8B0.20%4.74%-0.3%
CLOICLOIVanEck CLO ETF$52.78-0.4%$1.8B0.36%4.61%-0.5%
Top Holdings
TickerNameWeightPriceChangeMarket CapP/EDividend Yield
USLMUSLMUnited States Lime & Minerals Inc0.56%$118.99+6.6%$3.4B25.60.2%
MYMKMYMKState Street My2031 Municipal Bond ETF0.02%$24.64-0.1%$0.0M-2.61%
WFCWells Fargo & Co0.03%$85.89+3.0%$257.8B12.12.21%
MSDLMSDLMorgan Stanley Direct Lending Fund0.01%$14.20+2.4%$1.2B20.512.73%
EFCEFCEllington Financial Inc0.01%$11.54+1.1%$1.5B7.013.52%
BMRCBMRCBank of Marin Bancorp0.02%$29.21+3.0%$474.2M-3.42%
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American Century Securitized Credit ETF Investor Checkpoints

Before buying, first consider what role this product's securitized credit exposure plays within the overall bond allocation. Because it is an actively managed structure that does not track a specific index, it is necessary to check changes in holdings, the risk management approach, and the trading environment together.

CheckpointWhat to CheckCurrent Status
💵 Fee StructureCheck the cost burden over a long holding period and the disclosed informationNeeds verification
📊 Management StyleReview the fact that it tracks no specific index and its holding selection criteriaActive management
💧 Trading EnvironmentCheck the bid-ask spread and the gap between market price and net asset valueNeeds verification
📄 Distribution HistoryReview the distribution history provided and expectations for cash flowNo distribution history

Rising interest rates can weigh on bond values, and if the repayment conditions of the underlying assets weaken, credit risk can increase. Investors should also be aware that in a market environment of declining liquidity, the gap between price discovery for the held securities and the ETF's market price may widen.

When considering bond diversification through securitized credit assets, it is important to first understand the management approach and the risk structure. After checking the absence of a distribution history, the trading environment, and the fee structure, investors should judge the product's role within their overall asset allocation. This article is an analysis for informational purposes and is not personalized financial advice.

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Disclaimer: This content is for informational purposes only and does not constitute investment advice. All investment responsibility lies with the investor.

This article reflects information as of August 17, 2026.

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