STTBX Performance — Virtus Seix Investment Grade Tax-Exempt Bond Fund, Class I
Data updated: 2026-08-28
STTBX returned +1.75% year to date and +5.36% over one year to Jun 2026. Annualised returns are +3.36% over 3 years and +1.03% over 5 years. The fund trailed its Intermediate Municipal Bond category average: $100 invested three years ago grew to $110, against $111 for the category, and to $105 over one year, against $106. Volatility over the past three years was 4.06% a year. In the 12 months to Jun 2026 the fund took in a net $55.7M, and assets reached $177.83M.
STTBX Growth of $100
What $100 invested in Virtus Seix Investment Grade Tax-Exempt Bond Fund grew to, compounded from monthly returns reported on SEC Form N-PORT, against the Intermediate Municipal Bond category average over the same months.
| Period | STTBX | Category average |
|---|---|---|
| 1 year (Jul 2025 – Jun 2026) | $105 | $106 |
| 3 years (Jul 2023 – Jun 2026) | $110 | $111 |
| 5 years (Jul 2021 – Jun 2026) | $105 | $105 |
| Since data start (Jul 2019 – Jun 2026) | $114 | $112 |
STTBX Trailing Returns
Total returns to Jun 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +1.75% |
| 1 year | +5.36% |
| 3 years (annualised) | +3.36% |
| 5 years (annualised) | +1.03% |
STTBX Annual Returns
Calendar-year total returns of Virtus Seix Investment Grade Tax-Exempt Bond Fund, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–Jun) | +1.75% |
| 2025 | +3.88% |
| 2024 | +1.21% |
| 2023 | +5.19% |
| 2022 | −6.49% |
| 2021 | +0.11% |
| 2020 | +5.98% |
| 2019 (Jul–Dec) | +1.95% |
STTBX 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 | +0.9% | +1.1% | −2.1% | +1.1% | +0.2% | +0.6% | — | — | — | — | — | — |
| 2025 | +0.5% | +0.7% | −1.4% | −0.1% | 0.0% | +0.7% | −0.2% | +0.7% | +1.6% | +1.0% | +0.2% | +0.2% |
| 2024 | −0.1% | +0.1% | −0.1% | −0.8% | −0.2% | +1.2% | +0.7% | +0.7% | +0.8% | −1.4% | +1.3% | −1.0% |
| 2023 | +2.3% | −1.7% | +1.8% | −0.3% | −0.9% | +0.8% | +0.2% | −0.8% | −1.8% | −0.6% | +4.2% | +2.2% |
| 2022 | −2.5% | −0.4% | −2.6% | −2.4% | +1.7% | −1.1% | +2.5% | −2.0% | −3.0% | −0.2% | +3.5% | +0.3% |
| 2021 | +0.3% | −1.7% | +0.4% | +0.7% | +0.1% | +0.2% | +0.7% | −0.2% | −0.8% | −0.4% | +0.5% | +0.2% |
| 2020 | +1.8% | +1.0% | −2.5% | −0.3% | +3.6% | +0.1% | +1.4% | −0.4% | 0.0% | −0.3% | +1.2% | +0.4% |
| 2019 | — | — | — | — | — | — | +0.8% | +1.5% | −0.9% | +0.1% | +0.1% | +0.3% |
STTBX Risk
Risk measures from monthly returns over Jul 2023 – Jun 2026.
- 3-year volatility (annualised): 4.06%
- 3-year Sharpe ratio: -0.28 (vs 4.5% risk-free rate)
- Best month: +4.24% (Nov 2023)
- Worst month: −2.11% (Mar 2026)
STTBX Fund Flows
Monthly money in and out of Virtus Seix Investment Grade Tax-Exempt Bond Fund, from SEC Form N-PORT.
- 12-month net flow: $55.7M
- 12-month gross sales (incl. reinvestments): $93.3M
- Sales ÷ redemptions: 2.48×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| Jun 2026 | $60.9M | $3.1M | $57.8M |
| May 2026 | $3.7M | $1.0M | $2.6M |
| Apr 2026 | $1.0M | $1.4M | −$388K |
| Mar 2026 | $4.3M | $4.3M | −$6K |
| Feb 2026 | $2.3M | $3.8M | −$1.6M |
| Jan 2026 | $4.3M | $9.2M | −$5.0M |
| Dec 2025 | $4.5M | $2.3M | $2.1M |
| Nov 2025 | $1.7M | $1.0M | $718K |
| Oct 2025 | $4.5M | $1.4M | $3.1M |
| Sep 2025 | $2.8M | $1.7M | $1.1M |
| Aug 2025 | $1.9M | $4.1M | −$2.2M |
| Jul 2025 | $1.6M | $4.2M | −$2.6M |
STTBX Assets Under Management
Net assets of Virtus Seix Investment Grade Tax-Exempt Bond Fund by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-06-30 | $177.83M |
| 2026-03-31 | $115.61M |
| 2025-12-31 | $122.95M |
| 2025-09-30 | $116.09M |
| 2025-06-30 | $118.22M |
| 2025-03-31 | $120.82M |
| 2024-12-31 | $129.41M |
| 2024-09-30 | $131.12M |
| 2024-06-28 | $129.60M |
| 2024-03-28 | $140.75M |
| 2023-12-29 | $141.37M |
| 2023-09-29 | $148.99M |
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.