# AAM Transformers ETF (TRFM) — Overview

TRFM · NYSE · Fund

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

## Price

Last close $57.25 on Oct 15, 2026. 52-week range $44.40 – $63.17.

## Fund profile

TRFM tracks a modified equal-weighted index of US-listed companies that have the potential to transform consumer behavior and technological innovation. Companies are screened for their spending on research and development (R&D).

| Metric | Value |
| --- | --- |
| Issuer | Advisors Asset Management, Inc. |
| Industry | Theme |
| Inception | Jul 11, 2022 |
| Assets under management | $330.7M |
| Expense ratio | 0.49% |
| Net asset value | $57.26 (as of Oct 14, 2026) |
| Distributions | Annually |
| Leverage | 1x |

## Frequently Asked Questions

### What is AAM Transformers ETF (TRFM)?

TRFM tracks a modified equal-weighted index of US-listed companies that have the potential to transform consumer behavior and technological innovation. Companies are screened for their spending on research and development (R&D).

### What is TRFM's expense ratio?

AAM Transformers ETF charges an annual expense ratio of 0.49%. The fund is issued by Advisors Asset Management, Inc..

### How large is TRFM?

AAM Transformers ETF manages $330.7M in assets and has traded since Jul 11, 2022.

### How do I buy shares of AAM Transformers ETF (TRFM)?

TRFM 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).