ETF Series Solutions

09/15/2025 | Press release | Distributed by Public on 09/15/2025 14:40

Prospectus by Investment Company (Form 497)

Filed Pursuant to Rule 497(e)
Registration Nos. 333-179562; 811-22668
AAM Transformers ETF (TRFM)
(the "Fund")
September 15, 2025
Supplement to the Summary Prospectus and Prospectus
dated February 28, 2025
Effective September 19, 2025 the following updates are made to the Fund's Prospectus:
The following replaces the paragraph that precedes the Sub-Industries chart in the Principal Investment Strategy:
Securities eligible for inclusion in the Index must be classified in one of the following sub-industries of the Global Industry Classification Standard ("GICS"). The sub-industries eligible for inclusion in the Index are subject to change upon each quarterly rebalance of the Index.
The Sub-Industries chart in the Principal Investment Strategy is hereby replaced with the following:
Sub-Industries
Aerospace & Defense Electronic Components Renewable Electricity
Application Software Electronic Equipment & Instrument Restaurants
Automobile Manufacturers Electronic Manufacturing Services Semiconductor Materials & Equipment
Automotive Parts & Equipment Heavy Electrical Equipment Semiconductors
Broadline Retail Hotels, Resorts & Cruise Lines Specialized Consumer Services
Cargo Ground Transportation Independent Power Producers & Energy Traders Specialty Chemicals
Communications Equipment Industrial Machinery & Suppliers Systems Software
Consumer Electronics Interactive Home Entertainment Technology Distributors
Copper Interactive Media & Services Technology Hardware, Storage & Peripherals
Data Processing & Outsourced Services Internet Services & Infrastructure Transaction & Payment Processing Services
Electric Utilities IT Consulting & Other Services
Electrical Components & Equipment Passenger Ground Transportation
The following replaces the third paragraph under the Sub-Industries chart in the Principal Investment Strategy:
The Index is reconstituted (i.e., Index constituents are added or deleted and weightings within each category are reset to equal-weight) after the close of business on the third Friday of March, June, September, and December. At the time of each reconstitution of the Index, Index constituents are added or deleted based on company data as of the last business day of February, May, August, and November, respectively, and the Index constituents are equally weighted within the following categories based on closing prices as of ten business days prior to the reconstitution date. Category classifications that are used to determine constituent weights are analyzed upon quarterly rebalances and are subject to change upon each quarterly rebalance.
Category 1 (20% weight) U.S.-based companies with over $150 billion market capitalization
Category 2 (30% weight) U.S.-based companies with $20 billion to $150 billion market capitalization
Category 3 (25% weight) U.S.-based companies with $2 billion to $20 billion market capitalization
Category 4 (15% weight) international companies with over $30 billion market capitalization
Category 5 (10% weight) international companies with $2 billion to $30 billion market capitalization
Please retain this Supplement with your Summary Prospectus and Prospectus for future reference.
ETF Series Solutions published this content on September 15, 2025, and is solely responsible for the information contained herein. Distributed via SEC EDGAR on September 15, 2025 at 20:40 UTC. If you believe the information included in the content is inaccurate or outdated and requires editing or removal, please contact us at [email protected]