CGSM Performance — Capital Group Short Duration Municipal Income ETF
Data updated: 2026-08-26
CGSM returned +1.51% year to date and +4.24% over one year to Jun 2026. Over one year the fund beat its Short-Term Municipal Bond category average: $100 grew to $104, against $104 for the category. Volatility over the past 12 months was 1.59% a year. In the 12 months to Jun 2026 the fund took in a net $803.1M, and assets reached $1.52B.
CGSM Growth of $100
What $100 invested in Capital Group Short Duration Municipal Income ETF grew to, compounded from monthly returns reported on SEC Form N-PORT, against the Short-Term Municipal Bond category average over the same months.
| Period | CGSM | Category average |
|---|---|---|
| 1 year (Jul 2025 – Jun 2026) | $104 | $104 |
| Since data start (Sep 2023 – Jun 2026) | $115 | $111 |
CGSM Trailing Returns
Total returns to Jun 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +1.51% |
| 1 year | +4.24% |
| 3 years (annualised) | +4.96% |
CGSM Annual Returns
Calendar-year total returns of Capital Group Short Duration Municipal Income ETF, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–Jun) | +1.51% |
| 2025 | +4.68% |
| 2024 | +3.77% |
| 2023 (Sep–Dec) | +4.02% |
CGSM 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 | +0.7% | +0.7% | −1.0% | +0.4% | +0.2% | +0.4% | — | — | — | — | — | — |
| 2025 | +0.5% | +0.7% | −0.3% | −0.2% | +0.5% | +0.7% | +0.5% | +0.7% | +0.7% | +0.1% | +0.3% | +0.4% |
| 2024 | 0.0% | +0.3% | +0.2% | −0.2% | +0.1% | +1.0% | +1.1% | +0.9% | +0.7% | −0.6% | +0.7% | −0.4% |
| 2023 | — | — | — | — | — | — | — | — | 0.0% | +0.1% | +2.6% | +1.3% |
CGSM Risk
Risk measures from monthly returns over Jul 2025 – Jun 2026.
- 1-year volatility (annualised): 1.59%
- Best month: +0.71% (Jan 2026)
- Worst month: −0.96% (Mar 2026)
CGSM Fund Flows
Monthly money in and out of Capital Group Short Duration Municipal Income ETF, from SEC Form N-PORT.
- 12-month net flow: $803.1M
- 12-month gross sales (incl. reinvestments): $866.6M
- Sales ÷ redemptions: 13.65×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| Jun 2026 | $319.4M | $0 | $319.4M |
| May 2026 | $53.6M | $0 | $53.6M |
| Apr 2026 | $42.6M | $9.5M | $33.2M |
| Mar 2026 | $66.7M | $0 | $66.7M |
| Feb 2026 | $84.3M | $27.0M | $57.3M |
| Jan 2026 | $55.5M | $19.1M | $36.5M |
| Dec 2025 | $34.8M | $0 | $34.8M |
| Nov 2025 | $34.7M | $0 | $34.7M |
| Oct 2025 | $31.6M | $0 | $31.6M |
| Sep 2025 | $57.0M | $7.9M | $49.1M |
| Aug 2025 | $55.0M | $0 | $55.0M |
| Jul 2025 | $31.3M | $0 | $31.3M |
CGSM Assets Under Management
Net assets of Capital Group Short Duration Municipal Income ETF by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-06-30 | $1.52B |
| 2026-03-31 | $1.11B |
| 2025-12-31 | $953.81M |
| 2025-09-30 | $853.02M |
| 2025-06-30 | $709.45M |
| 2025-03-31 | $637.57M |
| 2024-12-31 | $547.65M |
| 2024-09-30 | $465.89M |
| 2024-06-30 | $52.45M |
| 2024-03-31 | $46.27M |
| 2023-12-31 | $46.40M |
| 2023-09-30 | $30.00M |
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.