JASBX Performance — Janus Henderson Short Duration Flexible Bond Fund, Class T
Data updated: 2026-09-14
JASBX returned +1.09% year to date and +3.76% over one year to Jun 2026. Annualised returns are +5.59% over 3 years and +2.29% over 5 years. The fund trailed its Short-Term Core Bond category average: $100 invested three years ago grew to $118, against $118 for the category, and to $104 over one year, against $104. Volatility over the past three years was 2.02% a year. In the 12 months to Jun 2026 the fund took in a net $2.1M, and assets reached $717.03M.
JASBX Growth of $100
What $100 invested in Janus Henderson Short Duration Flexible Bond Fund grew to, compounded from monthly returns reported on SEC Form N-PORT, against the Short-Term Core Bond category average over the same months.
| Period | JASBX | Category average |
|---|---|---|
| 1 year (Jul 2025 – Jun 2026) | $104 | $104 |
| 3 years (Jul 2023 – Jun 2026) | $118 | $118 |
| 5 years (Jul 2021 – Jun 2026) | $112 | $113 |
| Since data start (Jul 2019 – Jun 2026) | $118 | $122 |
JASBX Trailing Returns
Total returns to Jun 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +1.09% |
| 1 year | +3.76% |
| 3 years (annualised) | +5.59% |
| 5 years (annualised) | +2.29% |
JASBX Annual Returns
Calendar-year total returns of Janus Henderson Short Duration Flexible Bond Fund, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–Jun) | +1.09% |
| 2025 | +5.73% |
| 2024 | +5.50% |
| 2023 | +5.40% |
| 2022 | −5.41% |
| 2021 | −0.23% |
| 2020 | +4.70% |
| 2019 (Jul–Dec) | +0.28% |
JASBX 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 | +0.4% | +0.3% | −0.7% | +0.7% | 0.0% | +0.3% | — | — | — | — | — | — |
| 2025 | +0.4% | +0.7% | +0.4% | +0.4% | +0.4% | +0.7% | 0.0% | +0.7% | +0.7% | +0.4% | +0.4% | +0.4% |
| 2024 | +0.4% | −0.3% | +0.8% | −0.6% | +1.1% | +0.4% | +1.5% | +1.1% | +0.7% | −0.6% | +0.5% | +0.4% |
| 2023 | +1.0% | −0.8% | +1.3% | −0.4% | −0.4% | +0.2% | −0.4% | +0.4% | +0.7% | +1.8% | +1.8% | 0.0% |
| 2022 | −1.6% | −0.9% | −0.9% | −1.6% | +0.1% | −1.2% | −1.6% | −0.9% | +1.6% | +0.6% | +0.9% | −0.2% |
| 2021 | −0.1% | +0.1% | −0.2% | −0.2% | +0.1% | +0.5% | +0.1% | −0.2% | +0.4% | +0.1% | −0.2% | −0.6% |
| 2020 | −3.1% | +0.2% | +0.8% | +1.1% | +1.6% | +1.9% | +0.1% | +0.1% | +0.8% | +0.5% | +0.4% | +0.1% |
| 2019 | — | — | — | — | — | — | 0.0% | 0.0% | 0.0% | +0.3% | −0.2% | +0.2% |
JASBX Risk
Risk measures from monthly returns over Jul 2023 – Jun 2026.
- 3-year volatility (annualised): 2.02%
- 3-year Sharpe ratio: 0.54 (vs 4.5% risk-free rate)
- Best month: +1.83% (Nov 2023)
- Worst month: −0.68% (Mar 2026)
JASBX Fund Flows
Monthly money in and out of Janus Henderson Short Duration Flexible Bond Fund, from SEC Form N-PORT.
- 12-month net flow: $2.1M
- 12-month gross sales (incl. reinvestments): $184.6M
- Sales ÷ redemptions: 1.01×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| Jun 2026 | $18.6M | $12.8M | $5.8M |
| May 2026 | $10.9M | $12.6M | −$1.7M |
| Apr 2026 | $11.3M | $15.2M | −$3.9M |
| Mar 2026 | $12.4M | $13.1M | −$659K |
| Feb 2026 | $11.1M | $20.4M | −$9.4M |
| Jan 2026 | $14.9M | $11.6M | $3.3M |
| Dec 2025 | $11.3M | $14.9M | −$3.7M |
| Nov 2025 | $23.0M | $18.3M | $4.7M |
| Oct 2025 | $29.7M | $12.4M | $17.3M |
| Sep 2025 | $10.2M | $11.6M | −$1.4M |
| Aug 2025 | $12.0M | $12.7M | −$631K |
| Jul 2025 | $19.2M | $26.9M | −$7.7M |
JASBX Assets Under Management
Net assets of Janus Henderson Short Duration Flexible Bond Fund by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-06-30 | $717.03M |
| 2026-03-31 | $718.01M |
| 2025-12-31 | $730.88M |
| 2025-09-30 | $711.90M |
| 2025-06-30 | $720.09M |
| 2025-03-31 | $722.99M |
| 2024-12-31 | $715.23M |
| 2024-09-30 | $716.28M |
| 2024-06-30 | $708.03M |
| 2024-03-31 | $733.34M |
| 2023-12-31 | $755.76M |
| 2023-09-30 | $777.99M |
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.