Total Holdings
407
As of Jul 31, 2026
American Century Multisector Income ETF
MUSINYSEARCAAmerican Century InvestmentsFixed Income
$41.89Today:- (-)1Y −5.72%
As of Oct 15, 2026 close
- Assets (AUM)
- $244.38M
- Expense ratio
- 0.38%
- Dividend yield
- 6.60%
- Holdings
- 407
- 52-week range
- $41.37$44.80
- Volume (live)
- -
- Avg. volume (3M)
- 51.55K
MUSI ETF Holdings: American Century Multisector Income ETF
Every listed position with its portfolio weight, plus sector breakdown and geographic exposure for this Fixed Income ETF. Analyze fund diversification and concentration.
Top 10 Holdings
14.1%
Share of fund assets
Assets (AUM)
$244.38M
Total fund assets
Expense Ratio
0.38%
Annual management fee
Portfolio Allocations
Distribution breakdown by sector, asset type, and geographic region. Understand the fund's diversification strategy across markets and asset classes.
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Top 17 of 407 MUSI Holdings by Portfolio Weight
Holdings as of Jul 31, 2026. Ticker, name, asset type and portfolio weight for each position. Fund disclosures available to us list the largest 17 positions.
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| # | Symbol | Name | Type | Weight |
|---|---|---|---|---|
| 1 | T.4.125 05.31.31 | United States Treasury Notes 4.125% | Stock | 3.73% |
| 2 | T.4.75 02.15.56 | United States Treasury Bonds 4.75% | Stock | 2.81% |
| 3 | FR.SD8474 | Federal Home Loan Mortgage Corp. 5% | Stock | 1.90% |
| 4 | T.4.25 05.31.33 | United States Treasury Notes 4.25% | Stock | 1.26% |
| 5 | T.4.125 06.30.28 | United States Treasury Notes 4.125% | Stock | 1.15% |
| 6 | T.4.125 06.30.31 | United States Treasury Notes 4.125% | Stock | 1.08% |
| 7 | T.4.625 09.15.26 | United States Treasury Notes 4.625% | Stock | 0.66% |
| 8 | BMO.V7.7 05.26.84 | Bank of Montreal 7.7% | Stock | 0.54% |
| 9 | LADR.7 07.15.31 144A | Ladder Capital Finance Holdings LLLP/ Ladder Capital Finance Corp. 7% | Stock | 0.50% |
| 10 | NY.BUIGEN 7 12.15.2030 | BUILD NYC RESOURCE CORP N Y REV 7% | Stock | 0.45% |
| 11 | BNP.V8.5 PERP 144A | BNP Paribas SA 8.5% | Stock | 0.43% |
| 12 | UBS.V9.25 PERP 144A | UBS Group AG 9.25% | Stock | 0.39% |
| 13 | PMTLT.2025-CNF1 A8 | PMT Loan Trust 2025-CNF1 5% | Stock | 0.38% |
| 14 | META.4.6 11.15.32 | Meta Platforms Inc 4.6% | Stock | 0.38% |
| 15 | AMZN.4.55 03.13.33 | Amazon.com, Inc. 4.55% | Stock | 0.38% |
| 16 | AAT.3.375 02.01.31 | American Assets Trust L P 3.375% | Stock | 0.36% |
| 17 | BNS.V8 01.27.84 | Bank of Nova Scotia 8% | Stock | 0.36% |
Source: Fund holdings disclosures. Data as of Jul 31, 2026. Data sources and methodology
Frequently Asked Questions About American Century Multisector Income ETF Holdings
What are the top holdings in MUSI?
As of Jul 31, 2026, American Century Multisector Income ETF (MUSI) holds 407 securities. The largest are United States Treasury Notes 4.125% (3.73%), United States Treasury Bonds 4.75% (2.81%), Federal Home Loan Mortgage Corp. 5% (1.90%). The holdings table lists each position by portfolio weight with its ticker, name and asset type.
How concentrated is MUSI's portfolio?
As of Jul 31, 2026, the 10 largest positions make up 14.1% of MUSI's assets. A concentrated portfolio has fewer large positions with higher individual weights, while a diversified portfolio distributes holdings more evenly.
What is MUSI's sector allocation?
The Sector Allocation chart shows how MUSI distributes investments across different industries like Technology, Healthcare, Financials, and more. This sector exposure helps understand the fund's industry diversification strategy.
What countries does MUSI invest in?
MUSI's geographic exposure is shown in the Countries tab under Portfolio Allocations. This reveals the fund's international diversification and exposure to different regions and global markets.
How diversified is MUSI ETF?
MUSI's diversification can be assessed by reviewing its 407 holdings (as of Jul 31, 2026), sector allocation, and geographic exposure. A well-diversified ETF spreads investments across multiple securities, sectors, and regions to reduce concentration risk.