EIORX — Eaton Vance Oregon Municipal Income Fund
Data updated: 2026-07-27
EIORX — Eaton Vance Oregon Municipal Income Fund data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. Long Municipal - National Bond · $273.25M AUM · 0.52% expense ratio · 5.4% 1-yr return. From SEC regulatory filings.
EIORX Fund Overview
EIORX — Eaton Vance Oregon Municipal Income Fund is a US mutual fund managed by Eaton Vance Municipals 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: Eaton Vance Municipals Trust
- Category: Long Municipal - National Bond
- Assets under management: $273.25M
- 1-year return: 5.4%
- Ticker: EIORX
- SEC CIK: 0000778365
- SEC series ID: S000004852
- Share class ID: C000092722
EIORX Holdings
Top 10 holdings of Eaton Vance Oregon Municipal Income Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| Oregon State Facilities Authority | 3.25% |
| State of Oregon | 2.65% |
| State of Oregon | 2.63% |
| BlackRock Liquidity Funds - MuniCash | 2.09% |
| City of Portland OR Sewer System Revenue | 1.81% |
| State of Oregon Department of Transportation | 1.80% |
| Medford Hospital Facilities Authority | 1.69% |
| University of Oregon | 1.45% |
| State of Oregon Housing & Community Services Department | 1.40% |
| University of Oregon | 1.31% |
EIORX Portfolio Allocation
Asset-class allocation of Eaton Vance Oregon Municipal Income Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Fixed Income | 99.2% |
| Cash & Equivalents | 2.1% |
EIORX Performance
Total returns for EIORX (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 2.2% |
| 1 year | 5.4% |
| 3 years (annualised) | 4.5% |
| 5 years (annualised) | 1.4% |
EIORX Risk Information
Risk metrics for EIORX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 3.7%
EIORX Costs and Fees
EIORX costs about $52 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.52%
- Gross expense ratio: 0.52%
- Portfolio turnover: 53%
- Brokerage commissions: 0.00 bps of average net assets (SEC N-CEN)
EIORX Cashflows
Over the 12 months to 2026-02, Eaton Vance Oregon Municipal Income Fund had net inflows of $38.75M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-02 | $10.85M |
| 2026-01 | $9.67M |
| 2025-12 | $4.45M |
| 2025-11 | $1.64M |
| 2025-10 | $1.44M |
| 2025-09 | $3.58M |
EIORX Debt Constituents
Largest debt holdings of Eaton Vance Oregon Municipal Income Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| Oregon State Facilities Authority | 3.25% |
| State of Oregon | 2.65% |
| State of Oregon | 2.63% |
| City of Portland OR Sewer System Revenue | 1.81% |
| State of Oregon Department of Transportation | 1.80% |
| Medford Hospital Facilities Authority | 1.69% |
| University of Oregon | 1.45% |
| State of Oregon Housing & Community Services Department | 1.40% |
| University of Oregon | 1.31% |
| Astoria Hospital Facilities Authority | 1.25% |
EIORX Prospectus and SEC Filings
Official Eaton Vance Oregon Municipal Income 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.