# EDGAR Filing Document

**Accession Number:** 0001976322
**File Stem:** 0001829126-26-006746
**Filing Date:** 2026-6
**Character Count:** 1977
**Document Hash:** 309debd05aba95422d62af25b52e68f4
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001829126-26-006746.hdr.sgml**: 20260623

**ACCESSION NUMBER**: 0001829126-26-006746

**CONFORMED SUBMISSION TYPE**: 497

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20260623

**DATE AS OF CHANGE**: 20260623

**EFFECTIVENESS DATE**: 20260623

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Themes ETF Trust
- **CENTRAL INDEX KEY:** 0001976322

**ORGANIZATION NAME:**
- **EIN:** 000000000

**FILING VALUES:**
- **FORM TYPE:** 497
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-271700
- **FILM NUMBER:** 261109681

**BUSINESS ADDRESS:**
- **STREET 1:** 34 EAST PUTNAM STREET
- **STREET 2:** SUITE 112
- **CITY:** GREENWICH
- **STATE:** CT
- **ZIP:** 06830
- **BUSINESS PHONE:** (646) 206-1788

**MAIL ADDRESS:**
- **STREET 1:** 34 EAST PUTNAM STREET
- **STREET 2:** SUITE 112
- **CITY:** GREENWICH
- **STATE:** CT
- **ZIP:** 06830

## Series and Classes Contracts Data

### Leverage Shares 2X Long FORM Daily ETF (Series ID: S000104250)

---

|  |  |
|:---|:---|
| Class Name                             | Class ID   |
| Leverage Shares 2X Long FORM Daily ETF | C000274851 |

---

## Series and Classes Contracts Data

### Leverage Shares 2X Long FORM Daily ETF (Series ID: S000104250)

| Class ID   | Class Name                             | Ticker Symbol   |
|:---|:---|:---|
| C000274851 | Leverage Shares 2X Long FORM Daily ETF |  |

**Filed pursuant to Rule 497(e)**

**Registration No. 333-271700**

**THEMES ETF TRUST**

**Leverage Shares 2X Long FORM Daily ETF**

**Supplement dated June 23, 2026, to the Fund's** 

**Prospectus and Statement of Additional Information, dated May 11, 2026 and** 

**the Summary Prospectus dated June 17, 2026**

References to the ticker symbol of the Leverage Shares 2X Long FORM Daily ETF (the "Fund") are hereby changed from FOML to FOMG. Shareholders do not need to take any action in connection with this update.

**SHAREHOLDERS SHOULD RETAIN THIS SUPPLEMENT FOR FUTURE REFERENCE**