TWTCX — Intermediate-Term Tax-Free Bond Fund
Data updated: 2026-07-31
TWTCX — Intermediate-Term Tax-Free Bond Fund data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. Long Municipal - National Bond · $4.87B AUM · 1.46% expense ratio · 4.2% 1-yr return. From SEC regulatory filings.
TWTCX Fund Overview
TWTCX — Intermediate-Term Tax-Free Bond Fund is a US mutual fund managed by American Century Municipal 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: American Century Municipal Trust
- Category: Long Municipal - National Bond
- Assets under management: $4.87B
- 1-year return: 4.2%
- Ticker: TWTCX
- SEC CIK: 0000746458
- SEC series ID: S000006472
- Share class ID: C000088014
TWTCX Holdings
Top 10 holdings of Intermediate-Term Tax-Free Bond Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| Central Plains Energy Project | 0.76% |
| Essex County Improvement Authority | 0.73% |
| State of Illinois | 0.70% |
| Nebraska Public Power District | 0.64% |
| Southern Ute Indian Tribe of the Southern Ute Reservation of Colorado | 0.53% |
| Riverspring Hlth Senior | 0.51% |
| VanEck High Yield Muni ETF | 0.49% |
| Commonwealth of Pennsylvania | 0.49% |
| iShares National Muni Bond ETF | 0.49% |
| Vanguard Tax-Exempt Bond Index ETF | 0.48% |
TWTCX Portfolio Allocation
Asset-class allocation of Intermediate-Term Tax-Free Bond Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Fixed Income | 99.4% |
| Equity | 1.5% |
TWTCX Performance
Total returns for TWTCX (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 1.9% |
| 1 year | 4.2% |
| 3 years (annualised) | 3.4% |
| 5 years (annualised) | 0.5% |
TWTCX Risk Information
Risk metrics for TWTCX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 3.0%
TWTCX Costs and Fees
TWTCX costs about $146 per $10,000 invested per year in fund expenses.
- Net expense ratio: 1.46%
- Gross expense ratio: 1.46%
- Portfolio turnover: 45%
- Brokerage commissions: 0.04 bps of average net assets (SEC N-CEN)
TWTCX Cashflows
Over the 12 months to 2026-02, Intermediate-Term Tax-Free Bond Fund had net inflows of $630.44M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-02 | $535.92M |
| 2026-01 | $31.72M |
| 2025-12 | $12.37M |
| 2025-11 | −$7.50M |
| 2025-10 | $13.66M |
| 2025-09 | −$6.34M |
TWTCX Debt Constituents
Largest debt holdings of Intermediate-Term Tax-Free Bond Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| Central Plains Energy Project | 0.76% |
| Essex County Improvement Authority | 0.73% |
| State of Illinois | 0.70% |
| Nebraska Public Power District | 0.64% |
| Southern Ute Indian Tribe of the Southern Ute Reservation of Colorado | 0.53% |
| Riverspring Hlth Senior | 0.51% |
| Commonwealth of Pennsylvania | 0.49% |
| Southeast Energy Authority A Cooperative District | 0.44% |
| PEFA Inc | 0.44% |
| Main Street Natural Gas Inc | 0.42% |
TWTCX Prospectus and SEC Filings
Official Intermediate-Term Tax-Free Bond Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
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.