TSTIX Performance — Transamerica Short-Term Bond, Class I
Data updated: 2026-09-28
TSTIX returned +1.08% year to date and +3.49% over one year to Jul 2026. Annualised returns are +5.01% over 3 years and +2.60% over 5 years. The fund trailed its Short-Term Corporate Bond category average: $100 invested three years ago grew to $116, against $120 for the category, and to $103 over one year, against $104. Volatility over the past three years was 1.62% a year. In the 12 months to Jul 2026 the fund took in a net $147.6M, and assets reached $3.55B.
TSTIX Growth of $100
What $100 invested in Transamerica Short-Term Bond grew to, compounded from monthly returns reported on SEC Form N-PORT, against the Short-Term Corporate Bond category average over the same months.
| Period | TSTIX | Category average |
|---|---|---|
| 1 year (Aug 2025 – Jul 2026) | $103 | $104 |
| 3 years (Aug 2023 – Jul 2026) | $116 | $120 |
| 5 years (Aug 2021 – Jul 2026) | $114 | $116 |
| Since data start (Aug 2019 – Jul 2026) | $121 | $127 |
TSTIX Trailing Returns
Total returns to Jul 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +1.08% |
| 1 year | +3.49% |
| 3 years (annualised) | +5.01% |
| 5 years (annualised) | +2.60% |
TSTIX Annual Returns
Calendar-year total returns of Transamerica Short-Term Bond, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–Jul) | +1.08% |
| 2025 | +5.63% |
| 2024 | +5.08% |
| 2023 | +5.59% |
| 2022 | −3.41% |
| 2021 | +0.31% |
| 2020 | +3.50% |
| 2019 (Aug–Dec) | +1.51% |
TSTIX 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% | +0.5% | −0.7% | +0.4% | +0.2% | 0.0% | +0.1% | — | — | — | — | — |
| 2025 | +0.5% | +0.8% | +0.4% | +0.6% | +0.1% | +0.8% | +0.1% | +0.9% | +0.4% | +0.2% | +0.4% | +0.3% |
| 2024 | +0.6% | −0.2% | +0.5% | −0.4% | +0.9% | +0.6% | +1.1% | +0.9% | +0.9% | −0.7% | +0.5% | +0.3% |
| 2023 | +1.2% | −0.6% | +0.8% | +0.5% | −0.1% | −0.1% | +0.6% | +0.3% | −0.1% | +0.2% | +1.4% | +1.4% |
| 2022 | −0.6% | −0.6% | −1.1% | −0.6% | 0.0% | −0.8% | +0.6% | −0.3% | −1.3% | −0.3% | +1.1% | +0.4% |
| 2021 | +0.3% | −0.1% | −0.2% | +0.3% | +0.2% | 0.0% | +0.2% | −0.1% | 0.0% | −0.4% | −0.2% | 0.0% |
| 2020 | +0.8% | +0.5% | −6.0% | +2.8% | +1.4% | +1.7% | +0.7% | +0.4% | +0.2% | +0.1% | +0.5% | +0.5% |
| 2019 | — | — | — | — | — | — | — | +0.7% | 0.0% | +0.4% | +0.1% | +0.2% |
TSTIX Risk
Risk measures from monthly returns over Aug 2023 – Jul 2026.
- 3-year volatility (annualised): 1.62%
- 3-year Sharpe ratio: 0.31 (vs 4.5% risk-free rate)
- Best month: +1.38% (Nov 2023)
- Worst month: −0.66% (Oct 2024)
TSTIX Fund Flows
Monthly money in and out of Transamerica Short-Term Bond, from SEC Form N-PORT.
- 12-month net flow: $147.6M
- 12-month gross sales (incl. reinvestments): $1.7B
- Sales ÷ redemptions: 1.10×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| Jul 2026 | $143.0M | $118.5M | $24.5M |
| Jun 2026 | $122.9M | $143.9M | −$21.0M |
| May 2026 | $116.2M | $140.2M | −$24.0M |
| Apr 2026 | $96.5M | $139.6M | −$43.1M |
| Mar 2026 | $217.5M | $127.0M | $90.5M |
| Feb 2026 | $123.4M | $171.5M | −$48.1M |
| Jan 2026 | $129.0M | $164.1M | −$35.1M |
| Dec 2025 | $134.6M | $102.2M | $32.4M |
| Nov 2025 | $120.2M | $96.8M | $23.4M |
| Oct 2025 | $182.3M | $124.9M | $57.3M |
| Sep 2025 | $142.5M | $92.1M | $50.4M |
| Aug 2025 | $137.6M | $97.4M | $40.2M |
TSTIX Assets Under Management
Net assets of Transamerica Short-Term Bond by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-07-31 | $3.55B |
| 2026-04-30 | $3.59B |
| 2026-01-31 | $3.62B |
| 2025-10-31 | $3.60B |
| 2025-07-31 | $3.43B |
| 2025-04-30 | $3.30B |
| 2025-01-31 | $3.22B |
| 2024-10-31 | $3.32B |
| 2024-07-31 | $3.17B |
| 2024-04-30 | $3.06B |
| 2024-01-31 | $3.06B |
| 2023-10-31 | $3.17B |
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.