# F/m Ultrashort Tax-Free Municipal ETF (ZMUN) — Overview

ZMUN · NASDAQ · Fund

Canonical page: https://www.lighthorse.io/tickers/zmun

## Price

Last close $49.86 on Oct 15, 2026. 52-week range $49.33 – $50.24.

## Fund profile

ZMUN tracks a market value-weighted index of investment-grade US municipal bonds with at least one year to maturity. The portfolio consists of tax-exempt bonds nearing their call dates and featuring higher coupons.

| Metric | Value |
| --- | --- |
| Issuer | F/m Investments LLC |
| Industry | — |
| Inception | Sep 30, 2025 |
| Assets under management | $34.8M |
| Expense ratio | 0.30% |
| Net asset value | $49.67 (as of Oct 14, 2026) |
| Distributions | Monthly |
| Leverage | 1x |

## Frequently Asked Questions

### What is F/m Ultrashort Tax-Free Municipal ETF (ZMUN)?

ZMUN tracks a market value-weighted index of investment-grade US municipal bonds with at least one year to maturity. The portfolio consists of tax-exempt bonds nearing their call dates and featuring higher coupons.

### What is ZMUN's expense ratio?

F/m Ultrashort Tax-Free Municipal ETF charges an annual expense ratio of 0.30%. The fund is issued by F/m Investments LLC.

### How large is ZMUN?

F/m Ultrashort Tax-Free Municipal ETF manages $34.8M in assets and has traded since Sep 30, 2025.

### How do I buy shares of F/m Ultrashort Tax-Free Municipal ETF (ZMUN)?

ZMUN trades commission-free with a Light Horse Securities brokerage account — from the mobile app, the web at [Light Horse Dashboard](https://portal.lighthorse.io), the trading API, or an [AI agent connected over MCP](/instructions/ai/claude). The trade panel on this page places the order once you are signed in.

---

Quotes and charts are not real-time and must not be relied on for trade decisions or valuation.

This page is for informational purposes only. Nothing on it is a recommendation, solicitation or offer to buy or sell any security, nor investment, legal or tax advice. Light Horse Securities Inc does not verify third-party data and is not responsible for its accuracy, completeness or timeliness.

Data provided by [AInvest](https://www.ainvest.com).