# American Century Securitized Credit ETF (ASEC) — Holdings

ASEC · NASDAQ · Fund

Canonical page: https://www.lighthorse.io/tickers/asec/holdings

## Top holdings (as of Oct 15, 2026)

The 10 largest positions make up 13.4% of the fund. Want full holdings data source? [Register at AInvest](https://www.ainvest.com/etfs/NASDAQ-ASEC/holdings/).

| Ticker | Weight |
| --- | --- |
| GVMXX | 1.93% |
| United States Treasury Notes 3.875% 15-MAY-2029 | 1.80% |
| ASSET-BACKED SECURITIES | 1.42% |
| Sunrun Iris Issuer 2023-1  A 5.75% 30-JAN-2059 | 1.36% |
| RCKT Mortgage Trust 2025-CES1  A2 5.913% 25-JAN-2045 | 1.27% |
| Sunnova Helios XI Issuer, Solar Loan Backed Notes, Series 2023-A  A 5.3% 20-MAY-2050 | 1.17% |
| Lyra MUSIC Assets, Series 2024-2  A2 5.76% 20-DEC-2064 | 1.17% |
| Progress Residential 2022-SFR4 Trust  C 4.888% 17-MAY-2041 | 1.14% |
| Mosaic Solar Loan Trust 2025-1  A 6.12% 20-AUG-2050 | 1.12% |
| Dwight 2025-FL1  C 7.1254% 18-JUN-2042 | 1.04% |

## Frequently Asked Questions

### What are the top holdings of ASEC?

As of Oct 15, 2026, the largest positions in American Century Securitized Credit ETF are GVMXX (1.9%), United States Treasury Notes 3.875% 15-MAY-2029 (1.8%), ASSET-BACKED SECURITIES (1.4%), Sunrun Iris Issuer 2023-1  A 5.75% 30-JAN-2059 (1.4%), RCKT Mortgage Trust 2025-CES1  A2 5.913% 25-JAN-2045 (1.3%).

### How concentrated is ASEC?

The 10 largest positions make up 13.4% of American Century Securitized Credit ETF, as reported on Oct 15, 2026.

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Fund holdings are reported periodically and are a snapshot of a past date, not a live position list — what the fund holds today may differ. Weights cover only the largest positions shown, not the whole portfolio.

This page is for informational purposes only. Nothing on it is a recommendation, solicitation or offer to buy or sell any security, nor investment, legal or tax advice. Light Horse Securities Inc does not verify third-party data and is not responsible for its accuracy, completeness or timeliness.

Data provided by [AInvest](https://www.ainvest.com).