ATOIX Performance — abrdn Ultra Short Municipal Income Fund, Institutional Class
Data updated: 2026-09-29
ATOIX returned +1.51% year to date and +2.76% over one year to Jul 2026. Annualised returns are +3.38% over 3 years and +2.64% over 5 years. The fund trailed its Trading - Leveraged category average: $100 invested three years ago grew to $110, against $136 for the category, and to $103 over one year, against $105. Volatility over the past three years was 0.20% a year. In the 12 months to Jul 2026 the fund took in a net $20.8M, and assets reached $1.13B.
ATOIX Growth of $100
What $100 invested in abrdn Ultra Short Municipal Income Fund grew to, compounded from monthly returns reported on SEC Form N-PORT, against the Trading - Leveraged category average over the same months.
| Period | ATOIX | Category average |
|---|---|---|
| 1 year (Aug 2025 – Jul 2026) | $103 | $105 |
| 3 years (Aug 2023 – Jul 2026) | $110 | $136 |
| 5 years (Aug 2021 – Jul 2026) | $114 | $130 |
| Since data start (Aug 2019 – Jul 2026) | $116 | $147 |
ATOIX Trailing Returns
Total returns to Jul 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +1.51% |
| 1 year | +2.76% |
| 3 years (annualised) | +3.38% |
| 5 years (annualised) | +2.64% |
ATOIX Annual Returns
Calendar-year total returns of abrdn Ultra Short Municipal Income Fund, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–Jul) | +1.51% |
| 2025 | +3.04% |
| 2024 | +3.78% |
| 2023 | +3.95% |
| 2022 | +1.04% |
| 2021 | −0.06% |
| 2020 | +0.91% |
| 2019 (Aug–Dec) | +0.51% |
ATOIX 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 | +0.3% | +0.2% | +0.1% | +0.2% | +0.2% | +0.2% | +0.2% | — | — | — | — | — |
| 2025 | +0.2% | +0.2% | +0.3% | +0.3% | +0.2% | +0.2% | +0.2% | +0.2% | +0.2% | +0.2% | +0.2% | +0.2% |
| 2024 | +0.3% | +0.3% | +0.3% | +0.3% | +0.3% | +0.3% | +0.3% | +0.3% | +0.3% | +0.3% | +0.3% | +0.3% |
| 2023 | +0.3% | +0.3% | +0.3% | +0.3% | +0.3% | +0.3% | +0.3% | +0.3% | +0.3% | +0.3% | +0.3% | +0.4% |
| 2022 | −0.1% | 0.0% | −0.1% | −0.1% | +0.1% | +0.2% | +0.1% | +0.1% | 0.0% | +0.2% | +0.3% | +0.3% |
| 2021 | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | −0.1% |
| 2020 | +0.1% | +0.1% | +0.2% | +0.1% | +0.1% | +0.1% | +0.2% | 0.0% | −0.1% | 0.0% | +0.1% | 0.0% |
| 2019 | — | — | — | — | — | — | — | +0.1% | +0.1% | +0.1% | +0.1% | +0.1% |
ATOIX Risk
Risk measures from monthly returns over Aug 2023 – Jul 2026.
- 3-year volatility (annualised): 0.20%
- Best month: +0.45% (Dec 2023)
- Worst month: +0.11% (Mar 2026)
ATOIX Fund Flows
Monthly money in and out of abrdn Ultra Short Municipal Income Fund, from SEC Form N-PORT.
- 12-month net flow: $20.8M
- 12-month gross sales (incl. reinvestments): $1.0B
- Sales ÷ redemptions: 1.02×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| Jul 2026 | $54.2M | $63.0M | −$8.8M |
| Jun 2026 | $64.8M | $76.4M | −$11.6M |
| May 2026 | $79.1M | $48.5M | $30.6M |
| Apr 2026 | $94.6M | $157.9M | −$63.4M |
| Mar 2026 | $112.9M | $113.5M | −$578K |
| Feb 2026 | $52.9M | $73.0M | −$20.1M |
| Jan 2026 | $117.3M | $90.1M | $27.2M |
| Dec 2025 | $93.3M | $68.2M | $25.1M |
| Nov 2025 | $76.3M | $90.4M | −$14.1M |
| Oct 2025 | $103.8M | $66.8M | $36.9M |
| Sep 2025 | $94.8M | $99.4M | −$4.5M |
| Aug 2025 | $85.1M | $61.1M | $24.0M |
ATOIX Assets Under Management
Net assets of abrdn Ultra Short Municipal Income Fund by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-07-31 | $1.13B |
| 2026-04-30 | $1.12B |
| 2026-01-31 | $1.20B |
| 2025-10-31 | $1.16B |
| 2025-07-31 | $1.11B |
| 2025-04-30 | $929.39M |
| 2025-01-31 | $837.92M |
| 2024-10-31 | $726.09M |
| 2024-07-31 | $706.02M |
| 2024-04-30 | $667.36M |
| 2024-01-31 | $654.64M |
| 2023-10-31 | $623.26M |
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.