CNNRX — Columbia Short Duration Municipal Bond Fund
Data updated: 2026-07-07
CNNRX — Columbia Short Duration Municipal Bond Fund data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. Intermediate Municipal - National Bond · $248.68M AUM · 0.35% expense ratio · 4.3% 1-yr return. From SEC regulatory filings.
CNNRX Fund Overview
CNNRX — Columbia Short Duration Municipal Bond Fund is a US mutual fund managed by Columbia Funds Series Trust, categorised as Intermediate 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: Columbia Funds Series Trust
- Category: Intermediate Municipal - National Bond
- Assets under management: $248.68M
- 1-year return: 4.3%
- Ticker: CNNRX
- SEC CIK: 0001097519
- SEC series ID: S000010778
- Share class ID: C000122570
CNNRX Holdings
Top 10 holdings of Columbia Short Duration Municipal Bond Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| Airport Commission Of The City And County Of San Francisco | 2.10% |
| Port Authority of New York & New Jersey | 2.08% |
| New Jersey St Higher Ed Assistance Auth | 1.68% |
| City of Houston TX Airport System Revenue | 1.42% |
| New York State Dormitory Authority | 1.40% |
| Los Angeles Unified School District/CA | 1.30% |
| Southeast Energy Authority A Cooperative District | 1.29% |
| Washington Health Care Facilities Authority | 1.28% |
| Port Authority of New York & New Jersey | 1.27% |
| Indiana Finance Authority | 1.22% |
CNNRX Portfolio Allocation
Asset-class allocation of Columbia Short Duration Municipal Bond Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Fixed Income | 99.1% |
| Equity | 0.4% |
CNNRX Performance
Total returns for CNNRX (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 0.7% |
| 1 year | 4.3% |
| 3 years (annualised) | 3.4% |
| 5 years (annualised) | 1.7% |
CNNRX Risk Information
Risk metrics for CNNRX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 1.6%
CNNRX Costs and Fees
CNNRX costs about $35 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.35%
- Gross expense ratio: 0.53%
- Portfolio turnover: 32%
- Brokerage commissions: 0.00 bps of average net assets (SEC N-CEN)
CNNRX Cashflows
Over the 12 months to 2026-04, Columbia Short Duration Municipal Bond Fund had net outflows of $49.91M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-04 | −$2.64M |
| 2026-03 | −$8.05M |
| 2026-02 | −$41.69M |
| 2026-01 | −$1.64M |
| 2025-12 | −$2.32M |
| 2025-11 | −$1.18M |
CNNRX Debt Constituents
Largest debt holdings of Columbia Short Duration Municipal Bond Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| Airport Commission Of The City And County Of San Francisco | 2.10% |
| Port Authority of New York & New Jersey | 2.08% |
| New Jersey St Higher Ed Assistance Auth | 1.68% |
| City of Houston TX Airport System Revenue | 1.42% |
| New York State Dormitory Authority | 1.40% |
| Los Angeles Unified School District/CA | 1.30% |
| Southeast Energy Authority A Cooperative District | 1.29% |
| Washington Health Care Facilities Authority | 1.28% |
| Port Authority of New York & New Jersey | 1.27% |
| Indiana Finance Authority | 1.22% |
CNNRX Prospectus and SEC Filings
Official Columbia Short Duration Municipal Bond Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
Related Funds
Other Intermediate 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.