Total Holdings
4,287
As of Oct 4, 2026
Schwab Mortgage-Backed Securities ETF
SMBSNYSEARCACharles SchwabFixed Income
$24.29Today:- (-)1Y −6.10%
As of Oct 16, 2026 close
- Assets (AUM)
- $6.18B
- Expense ratio
- 0.03%
- Dividend yield
- 5.38%
- Holdings
- 4,287
- 52-week range
- $23.80$26.12
- Volume (live)
- -
- Avg. volume (3M)
- 1.62M
SMBS ETF Holdings: Schwab Mortgage-Backed Securities 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
3.0%
Share of fund assets
Assets (AUM)
$6.18B
Total fund assets
Expense Ratio
0.03%
Annual management fee
Top 24 of 4,287 SMBS Holdings by Portfolio Weight
Holdings as of Oct 4, 2026. Ticker, name, asset type and portfolio weight for each position. Fund disclosures available to us list the largest 24 positions.
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| # | Symbol | Name | Type | Weight |
|---|---|---|---|---|
| 1 | G2.MB0025 | Government National Mortgage Association 5% | Stock | 0.45% |
| 2 | FNCL.5.5 10.11 | Federal National Mortgage Association 5.5% | Stock | 0.36% |
| 3 | FR.SD8469 | Federal Home Loan Mortgage Corp. 5.5% | Stock | 0.34% |
| 4 | FR.SL4468 | Federal Home Loan Mortgage Corp. 2.5% | Stock | 0.32% |
| 5 | FR.SD8193 | Federal Home Loan Mortgage Corp. 2% | Stock | 0.29% |
| 6 | FN.MA4325 | Federal National Mortgage Association 2% | Stock | 0.27% |
| 7 | G2.MB1142 | Government National Mortgage Association 5% | Stock | 0.26% |
| 8 | FN.MA4979 | Federal National Mortgage Association 5.5% | Stock | 0.26% |
| 9 | FR.RQ0110 | Federal Home Loan Mortgage Corp. 5% | Stock | 0.24% |
| 10 | FR.RQ0102 | Federal Home Loan Mortgage Corp. 5% | Stock | 0.24% |
| 11 | FR.SD8106 | Federal Home Loan Mortgage Corp. 2% | Stock | 0.24% |
| 12 | G2.MB0871 | Government National Mortgage Association 5% | Stock | 0.23% |
| 13 | G2.MB0813 | Government National Mortgage Association 5% | Stock | 0.23% |
| 14 | G2.MB1284 | Government National Mortgage Association 5% | Stock | 0.23% |
| 15 | FR.SD7552 | Federal Home Loan Mortgage Corp. 2.5% | Stock | 0.21% |
| 16 | G2.MB0745 | Government National Mortgage Association 5% | Stock | 0.20% |
| 17 | G2.MB0424 | Government National Mortgage Association 5.5% | Stock | 0.20% |
| 18 | FR.TA8506 | Federal Home Loan Mortgage Corp. 5% | Stock | 0.20% |
| 19 | FR.SD8128 | Federal Home Loan Mortgage Corp. 2% | Stock | 0.20% |
| 20 | FR.SD8134 | Federal Home Loan Mortgage Corp. 2% | Stock | 0.20% |
| 21 | G2.MB1070 | Government National Mortgage Association 5% | Stock | 0.20% |
| 22 | G2.MA7135 | Government National Mortgage Association 2% | Stock | 0.19% |
| 23 | FR.RQ0041 | Federal Home Loan Mortgage Corp. 6% | Stock | 0.19% |
| 24 | G2.MA9240 | Government National Mortgage Association 5% | Stock | 0.19% |
Source: Fund holdings disclosures. Data as of Oct 4, 2026. Data sources and methodology
Frequently Asked Questions About Schwab Mortgage-Backed Securities ETF Holdings
What are the top holdings in SMBS?
As of Oct 4, 2026, Schwab Mortgage-Backed Securities ETF (SMBS) holds 4,287 securities. The largest are Government National Mortgage Association 5% (0.45%), Federal National Mortgage Association 5.5% (0.36%), Federal Home Loan Mortgage Corp. 5.5% (0.34%). The holdings table lists each position by portfolio weight with its ticker, name and asset type.
How concentrated is SMBS's portfolio?
As of Oct 4, 2026, the 10 largest positions make up 3.0% of SMBS's assets. A concentrated portfolio has fewer large positions with higher individual weights, while a diversified portfolio distributes holdings more evenly.
What is SMBS's sector allocation?
The Sector Allocation chart shows how SMBS 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 SMBS invest in?
SMBS'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 SMBS ETF?
SMBS's diversification can be assessed by reviewing its 4,287 holdings (as of Oct 4, 2026), sector allocation, and geographic exposure. A well-diversified ETF spreads investments across multiple securities, sectors, and regions to reduce concentration risk.