# Columbia Multi-Sector Municipal Income ETF (MUST) — Overview

MUST · NYSE · Fund

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

## Price

Last close $19.48 on Oct 15, 2026. 52-week range $18.94 – $21.08.

## Fund profile

MUST tracks an index with fixed-weight exposure to multiple sectors of the US municipal bond market. Each sector is market-value weighted.

| Metric | Value |
| --- | --- |
| Issuer | Columbia Management Investment Advisers, LLC |
| Industry | — |
| Inception | Oct 10, 2018 |
| Assets under management | $508.5M |
| Expense ratio | 0.23% |
| Net asset value | $19.26 (as of Oct 14, 2026) |
| Distributions | Monthly |
| Leverage | 1x |

## Frequently Asked Questions

### What is Columbia Multi-Sector Municipal Income ETF (MUST)?

MUST tracks an index with fixed-weight exposure to multiple sectors of the US municipal bond market. Each sector is market-value weighted.

### What is MUST's expense ratio?

Columbia Multi-Sector Municipal Income ETF charges an annual expense ratio of 0.23%. The fund is issued by Columbia Management Investment Advisers, LLC.

### How large is MUST?

Columbia Multi-Sector Municipal Income ETF manages $508.5M in assets and has traded since Oct 10, 2018.

### How do I buy shares of Columbia Multi-Sector Municipal Income ETF (MUST)?

MUST 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.

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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).