STTBX — Virtus Seix Investment Grade Tax-Exempt Bond Fund
Data updated: 2026-08-28
STTBX — Virtus Seix Investment Grade Tax-Exempt Bond Fund. Long Municipal - National Bond · $177.83M AUM. Holdings, fees, performance and SEC filings.
STTBX Fund Overview
STTBX — Virtus Seix Investment Grade Tax-Exempt Bond Fund is a US mutual fund managed by Virtus Asset Trust, categorised as Long Municipal - National Bond. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US mutual fund
- Manager: Virtus Asset Trust
- Category: Long Municipal - National Bond
- Assets under management: $177.83M
- 1-year return: 5.4%
- Ticker: STTBX
- SEC CIK: 0001018593
- SEC series ID: S000057026
- Share class ID: C000181174
STTBX Holdings
Top 10 holdings of Virtus Seix Investment Grade Tax-Exempt Bond Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| Philadelphia (pa), City Of | 4.30% |
| State Street Institutional Investment Trust | 4.29% |
| Dallas (tx), City Of | 3.87% |
| Indianapolis Local Public Improvement Bond Bank (in) | 2.36% |
| Texas St | 2.19% |
| New Jersey Transportation Trust Fund Authority (nj) | 1.88% |
| Board Of Regents Of The University Of Texas System (tx) | 1.88% |
| Atlanta Ga | 1.85% |
| New York City Transitional Finance Authority (the) (ny) | 1.80% |
| Mississippi (ms), State Of | 1.76% |
STTBX Portfolio Allocation
Asset-class allocation of Virtus Seix Investment Grade Tax-Exempt Bond Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Fixed Income | 92.0% |
| Cash & Equivalents | 4.6% |
STTBX Performance
Total returns for STTBX (as of 2026-09-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 1.8% |
| 1 year | 5.4% |
| 3 years (annualised) | 3.4% |
| 5 years (annualised) | 1.0% |
STTBX Risk Information
Risk metrics for STTBX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 3.3%
STTBX Costs and Fees
STTBX costs about $50 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.50%
- Gross expense ratio: 0.82%
- Portfolio turnover: 51%
- Brokerage commissions: 0.00 bps of average net assets (SEC N-CEN)
STTBX Cashflows
Over the 12 months to 2026-06, Virtus Seix Investment Grade Tax-Exempt Bond Fund had net inflows of $55.70M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-06 | $57.77M |
| 2026-05 | $2.63M |
| 2026-04 | −$387.65K |
| 2026-03 | −$6.28K |
| 2026-02 | −$1.57M |
| 2026-01 | −$4.98M |
STTBX Debt Constituents
Largest debt holdings of Virtus Seix Investment Grade Tax-Exempt Bond Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| Philadelphia (pa), City Of | 4.30% |
| Dallas (tx), City Of | 3.87% |
| Indianapolis Local Public Improvement Bond Bank (in) | 2.36% |
| Texas St | 2.19% |
| New Jersey Transportation Trust Fund Authority (nj) | 1.88% |
| Board Of Regents Of The University Of Texas System (tx) | 1.88% |
| Atlanta Ga | 1.85% |
| New York City Transitional Finance Authority (the) (ny) | 1.80% |
| Mississippi (ms), State Of | 1.76% |
| Orange County School Board (the) (fl) | 1.72% |
STTBX Prospectus and SEC Filings
Official Virtus Seix Investment Grade Tax-Exempt Bond Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
- Prospectus (485BPOS) — filed 2026-04-20
- Prospectus (485BPOS) — filed 2025-04-23
- Prospectus supplement (497) — filed 2026-06-15
- Portfolio holdings (N-PORT) — filed 2026-08-28
- Portfolio holdings (N-PORT) — filed 2026-05-29
- Portfolio holdings (N-PORT) — filed 2026-02-26
- Annual census (N-CEN) — filed 2026-03-13
- Annual census (N-CEN) — filed 2025-03-17
Related Funds
Other Long Municipal - National Bond funds tracked on ABC INVEST:
Data Sources
ABC INVEST compiles this page from public filings made to the U.S. Securities and Exchange Commission (SEC) through EDGAR: portfolio holdings and monthly cashflows from Form N-PORT, expenses and returns from fund prospectuses (Form 485BPOS) and the SEC DERA Risk/Return Summary data sets, annual data from Form N-CEN, and shareholder reports from Form N-CSR.