SMBS Performance — Schwab Mortgage-Backed Securities ETF
Data updated: 2026-07-24
SMBS returned +0.90% year to date and +6.77% over one year to May 2026. Over one year the fund beat its Intermediate Securitized Bond category average: $100 grew to $107, against $106 for the category. Volatility over the past 12 months was 3.14% a year. In the 12 months to May 2026 the fund took in a net $1.3B, and assets reached $6.42B.
SMBS Growth of $100
What $100 invested in Schwab Mortgage-Backed Securities ETF grew to, compounded from monthly returns reported on SEC Form N-PORT, against the Intermediate Securitized Bond category average over the same months.
| Period | SMBS | Category average |
|---|---|---|
| 1 year (Jun 2025 – May 2026) | $107 | $106 |
| Since data start (Nov 2024 – May 2026) | $109 | $108 |
SMBS Trailing Returns
Total returns to May 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +0.90% |
| 1 year | +6.77% |
SMBS Annual Returns
Calendar-year total returns of Schwab Mortgage-Backed Securities ETF, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–May) | +0.90% |
| 2025 | +8.37% |
| 2024 (Nov–Dec) | −0.02% |
SMBS Monthly Returns
Monthly total returns as reported on SEC Form N-PORT.
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | +0.5% | +1.5% | −1.5% | +0.1% | +0.3% | — | — | — | — | — | — | — |
| 2025 | +0.6% | +2.4% | 0.0% | +0.2% | −0.8% | +1.7% | −0.3% | +1.6% | +1.1% | +0.8% | +0.6% | +0.1% |
| 2024 | — | — | — | — | — | — | — | — | — | — | +1.5% | −1.5% |
SMBS Risk
Risk measures from monthly returns over Jun 2025 – May 2026.
- 1-year volatility (annualised): 3.14%
- Best month: +1.73% (Jun 2025)
- Worst month: −1.48% (Mar 2026)
SMBS Fund Flows
Monthly money in and out of Schwab Mortgage-Backed Securities ETF, from SEC Form N-PORT.
- 12-month net flow: $1.3B
- 12-month gross sales (incl. reinvestments): $1.3B
- Sales ÷ redemptions: 20.43×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| May 2026 | $178.1M | $63.0M | $115.1M |
| Apr 2026 | $74.3M | $0 | $74.3M |
| Mar 2026 | $120.7M | $0 | $120.7M |
| Feb 2026 | $134.5M | $0 | $134.5M |
| Jan 2026 | $159.7M | $0 | $159.7M |
| Dec 2025 | $146.4M | $0 | $146.4M |
| Nov 2025 | $79.6M | $0 | $79.6M |
| Oct 2025 | $116.3M | $0 | $116.3M |
| Sep 2025 | $48.8M | $0 | $48.8M |
| Aug 2025 | $101.3M | $2.5M | $98.8M |
| Jul 2025 | $126.0M | $0 | $126.0M |
| Jun 2025 | $52.7M | $0 | $52.7M |
SMBS Assets Under Management
Net assets of Schwab Mortgage-Backed Securities ETF by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-05-31 | $6.42B |
| 2026-02-28 | $6.26B |
| 2025-11-30 | $5.76B |
| 2025-08-31 | $5.44B |
| 2025-05-31 | $5.08B |
| 2025-02-28 | $53.51M |
| 2024-11-30 | $50.76M |
For information only. Not investment advice: figures are as reported in SEC filings and may contain errors or be out of date. Past performance does not guarantee future results.