RMMBX — Aspiriant Risk-Managed Municipal Bond Fund
Data updated: 2026-08-25
RMMBX — Aspiriant Risk-Managed Municipal Bond Fund. Long Municipal - National Bond · $1.30B AUM. Holdings, fees, performance and SEC filings.
RMMBX Fund Overview
RMMBX — Aspiriant Risk-Managed Municipal Bond Fund is a US mutual fund managed by Aspiriant 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: Aspiriant Trust
- Category: Long Municipal - National Bond
- Assets under management: $1.30B
- 1-year return: 7.1%
- Ticker: RMMBX
- SEC CIK: 0001534881
- SEC series ID: S000049584
- Share class ID: C000156767
RMMBX Holdings
Top 10 holdings of Aspiriant Risk-Managed Municipal Bond Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| Mackay Municipal Opportunities Fund LP | 8.20% |
| JPMorgan Prime Money Market Fund | 2.78% |
| iShares National Muni Bond ETF | 2.69% |
| Mackay Municipal Credit Opportunities Fund LP | 2.05% |
| BlackRock Liquidity Funds MuniCash | 1.73% |
| City of New York NY | 0.36% |
| Illinois Finance Authority | 0.35% |
| New Jersey Transportation Trust Fund Authority | 0.33% |
| Puerto Rico Sales Tax Financing Corp. Sales Tax Revenue | 0.33% |
| Texas Public Finance Authority | 0.31% |
RMMBX Portfolio Allocation
Asset-class allocation of Aspiriant Risk-Managed Municipal Bond Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Fixed Income | 79.7% |
| Other | 13.5% |
| Cash & Equivalents | 6.2% |
RMMBX Performance
Total returns for RMMBX (as of 2026-09-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 2.7% |
| 1 year | 7.1% |
| 3 years (annualised) | 4.1% |
| 5 years (annualised) | 1.4% |
RMMBX Risk Information
Risk metrics for RMMBX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 3.5%
RMMBX Costs and Fees
RMMBX costs about $43 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.43%
- Gross expense ratio: 0.55%
- Portfolio turnover: 23%
- Brokerage commissions: 0.01 bps of average net assets (SEC N-CEN)
RMMBX Cashflows
Over the 12 months to 2026-06, Aspiriant Risk-Managed Municipal Bond Fund had net inflows of $118.72M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-06 | $7.15M |
| 2026-05 | $7.71M |
| 2026-04 | −$12.52M |
| 2026-03 | −$32.97K |
| 2026-02 | $13.77M |
| 2026-01 | $40.63M |
RMMBX Debt Constituents
Largest debt holdings of Aspiriant Risk-Managed Municipal Bond Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| City of New York NY | 0.36% |
| Illinois Finance Authority | 0.35% |
| New Jersey Transportation Trust Fund Authority | 0.33% |
| Puerto Rico Sales Tax Financing Corp. Sales Tax Revenue | 0.33% |
| County of Miami-Dade FL | 0.31% |
| Texas Public Finance Authority | 0.31% |
| Metropolitan Atlanta Rapid Transit Authority | 0.31% |
| State of Mississippi | 0.31% |
| Regional Transportation District Sales Tax Revenue | 0.31% |
| Palomar Health | 0.31% |
RMMBX Prospectus and SEC Filings
Official Aspiriant Risk-Managed Municipal Bond Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
- Prospectus (485BPOS) — filed 2025-07-29
- Prospectus (485BPOS) — filed 2024-07-29
- Prospectus (485BPOS) — filed 2023-07-28
- Portfolio holdings (N-PORT) — filed 2026-08-25
- Portfolio holdings (N-PORT) — filed 2026-05-27
- Portfolio holdings (N-PORT) — filed 2026-02-27
- Annual census (N-CEN) — filed 2026-06-11
- Annual census (N-CEN) — filed 2025-06-11
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.