# EDGAR Filing Document

**Accession Number:** 0001976322
**File Stem:** 0001829126-26-004984
**Filing Date:** 2026-5
**Character Count:** 9746
**Document Hash:** c1b1e9346549649fd00a05ce88db1583
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001829126-26-004984.hdr.sgml**: 20260512

**ACCESSION NUMBER**: 0001829126-26-004984

**CONFORMED SUBMISSION TYPE**: 497J

**PUBLIC DOCUMENT COUNT**: 3

**FILED AS OF DATE**: 20260512

**DATE AS OF CHANGE**: 20260512

**EFFECTIVENESS DATE**: 20260512

**FILER**: 

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

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

**FILING VALUES:**
- **FORM TYPE:** 497J
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-271700
- **FILM NUMBER:** 26966618

**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 AAOI Daily ETF (Series ID: S000104245)

| Class ID   | Class Name                             | Ticker Symbol   |
|:---|:---|:---|
| C000274846 | Leverage Shares 2X Long AAOI Daily ETF |  |

### Leverage Shares 2X Long COHR Daily ETF (Series ID: S000104246)

| Class ID   | Class Name                             | Ticker Symbol   |
|:---|:---|:---|
| C000274847 | Leverage Shares 2X Long COHR Daily ETF |  |

### Leverage Shares 2X Long CPNG Daily ETF (Series ID: S000104247)

| Class ID   | Class Name                             | Ticker Symbol   |
|:---|:---|:---|
| C000274848 | Leverage Shares 2X Long CPNG Daily ETF |  |

### Leverage Shares 2X Long ENTG Daily ETF (Series ID: S000104248)

| Class ID   | Class Name                             | Ticker Symbol   |
|:---|:---|:---|
| C000274849 | Leverage Shares 2X Long ENTG Daily ETF |  |

### Leverage Shares 2X Long ETN Daily ETF (Series ID: S000104249)

| Class ID   | Class Name                            | Ticker Symbol   |
|:---|:---|:---|
| C000274850 | Leverage Shares 2X Long ETN Daily ETF |  |

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

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

### Leverage Shares 2X Long FPS Daily ETF (Series ID: S000104251)

| Class ID   | Class Name                            | Ticker Symbol   |
|:---|:---|:---|
| C000274852 | Leverage Shares 2X Long FPS Daily ETF |  |

### Leverage Shares 2X Long HL Daily ETF (Series ID: S000104252)

| Class ID   | Class Name                           | Ticker Symbol   |
|:---|:---|:---|
| C000274853 | Leverage Shares 2X Long HL Daily ETF |  |

### Leverage Shares 2X Long HON Daily ETF (Series ID: S000104253)

| Class ID   | Class Name                            | Ticker Symbol   |
|:---|:---|:---|
| C000274854 | Leverage Shares 2X Long HON Daily ETF |  |

### Leverage Shares 2X Long KTOS Daily ETF (Series ID: S000104254)

| Class ID   | Class Name                             | Ticker Symbol   |
|:---|:---|:---|
| C000274855 | Leverage Shares 2X Long KTOS Daily ETF |  |

### Leverage Shares 2X Long LEU Daily ETF (Series ID: S000104255)

| Class ID   | Class Name                            | Ticker Symbol   |
|:---|:---|:---|
| C000274856 | Leverage Shares 2X Long LEU Daily ETF |  |

### Leverage Shares 2X Long AG Daily ETF (Series ID: S000104256)

| Class ID   | Class Name                           | Ticker Symbol   |
|:---|:---|:---|
| C000274857 | Leverage Shares 2X Long AG Daily ETF |  |

### Leverage Shares 2X Long NTAP Daily ETF (Series ID: S000104257)

| Class ID   | Class Name                             | Ticker Symbol   |
|:---|:---|:---|
| C000274858 | Leverage Shares 2X Long NTAP Daily ETF |  |

### Leverage Shares 2X Long NXPI Daily ETF (Series ID: S000104258)

| Class ID   | Class Name                             | Ticker Symbol   |
|:---|:---|:---|
| C000274859 | Leverage Shares 2X Long NXPI Daily ETF |  |

### Leverage Shares 2X Long ON Daily ETF (Series ID: S000104259)

| Class ID   | Class Name                           | Ticker Symbol   |
|:---|:---|:---|
| C000274860 | Leverage Shares 2X Long ON Daily ETF |  |

### Leverage Shares 2X Long P Daily ETF (Series ID: S000104260)

| Class ID   | Class Name                          | Ticker Symbol   |
|:---|:---|:---|
| C000274861 | Leverage Shares 2X Long P Daily ETF |  |

### Leverage Shares 2X Long SAP Daily ETF (Series ID: S000104261)

| Class ID   | Class Name                            | Ticker Symbol   |
|:---|:---|:---|
| C000274862 | Leverage Shares 2X Long SAP Daily ETF |  |

### Leverage Shares 2X Long SNDK Daily ETF (Series ID: S000104262)

| Class ID   | Class Name                             | Ticker Symbol   |
|:---|:---|:---|
| C000274863 | Leverage Shares 2X Long SNDK Daily ETF |  |

### Leverage Shares 2X Long STX Daily ETF (Series ID: S000104263)

| Class ID   | Class Name                            | Ticker Symbol   |
|:---|:---|:---|
| C000274864 | Leverage Shares 2X Long STX Daily ETF |  |

### Leverage Shares 2X Long TMC Daily ETF (Series ID: S000104264)

| Class ID   | Class Name                            | Ticker Symbol   |
|:---|:---|:---|
| C000274865 | Leverage Shares 2X Long TMC Daily ETF |  |

### Leverage Shares 2X Long TXN Daily ETF (Series ID: S000104265)

| Class ID   | Class Name                            | Ticker Symbol   |
|:---|:---|:---|
| C000274866 | Leverage Shares 2X Long TXN Daily ETF |  |

### Leverage Shares 2X Long VSAT Daily ETF (Series ID: S000104266)

| Class ID   | Class Name                             | Ticker Symbol   |
|:---|:---|:---|
| C000274867 | Leverage Shares 2X Long VSAT Daily ETF |  |

### Leverage Shares 2X Long AI Daily ETF (Series ID: S000104267)

| Class ID   | Class Name                           | Ticker Symbol   |
|:---|:---|:---|
| C000274868 | Leverage Shares 2X Long AI Daily ETF |  |

### Leverage Shares 2X Long WDC Daily ETF (Series ID: S000104268)

| Class ID   | Class Name                            | Ticker Symbol   |
|:---|:---|:---|
| C000274869 | Leverage Shares 2X Long WDC Daily ETF |  |

### Leverage Shares 2X Long AMAT Daily ETF (Series ID: S000104269)

| Class ID   | Class Name                             | Ticker Symbol   |
|:---|:---|:---|
| C000274870 | Leverage Shares 2X Long AMAT Daily ETF |  |

### Leverage Shares 2X Long AMKR Daily ETF (Series ID: S000104270)

| Class ID   | Class Name                             | Ticker Symbol   |
|:---|:---|:---|
| C000274871 | Leverage Shares 2X Long AMKR Daily ETF |  |

### Leverage Shares 2X Long APD Daily ETF (Series ID: S000104271)

| Class ID   | Class Name                            | Ticker Symbol   |
|:---|:---|:---|
| C000274872 | Leverage Shares 2X Long APD Daily ETF |  |

### Leverage Shares 2X Long CAT Daily ETF (Series ID: S000104272)

| Class ID   | Class Name                            | Ticker Symbol   |
|:---|:---|:---|
| C000274873 | Leverage Shares 2X Long CAT Daily ETF |  |

### Leverage Shares 2X Long CDNS Daily ETF (Series ID: S000104273)

| Class ID   | Class Name                             | Ticker Symbol   |
|:---|:---|:---|
| C000274874 | Leverage Shares 2X Long CDNS Daily ETF |  |

### Leverage Shares 2X Long CIEN Daily ETF (Series ID: S000104274)

| Class ID   | Class Name                             | Ticker Symbol   |
|:---|:---|:---|
| C000274875 | Leverage Shares 2X Long CIEN Daily ETF |  |

![](image_001.jpg)

May 12, 2026

**VIA EDGAR TRANSMISSION**

U.S. Securities and Exchange Commission

Division of Investment Management

100 F Street, NE

Washington, DC 20549

Re: Themes ETF Trust (the "Trust")

**File Nos.: 333-271700 and 811-23872**

Leverage Shares 2X Long STX Daily ETF

Leverage Shares 2X Long SNDK Daily ETF

Leverage Shares 2X Long WDC Daily ETF

Leverage Shares 2X Long TXN Daily ETF

Leverage Shares 2X Long COHR Daily ETF

Leverage Shares 2X Long CIEN Daily ETF

Leverage Shares 2X Long CAT Daily ETF

Leverage Shares 2X Long SAP Daily ETF

Leverage Shares 2X Long HON Daily ETF

Leverage Shares 2X Long AG Daily ETF

Leverage Shares 2X Long TMC Daily ETF

Leverage Shares 2X Long NXPI Daily ETF

Leverage Shares 2X Long CDNS Daily ETF

Leverage Shares 2X Long ON Daily ETF

Leverage Shares 2X Long P Daily ETF

Leverage Shares 2X Long NTAP Daily ETF

Leverage Shares 2X Long AAOI Daily ETF

Leverage Shares 2X Long AI Daily ETF

Leverage Shares 2X Long KTOS Daily ETF

Leverage Shares 2X Long CPNG Daily ETF

Leverage Shares 2X Long HL Daily ETF

Leverage Shares 2X Long AMKR Daily ETF

Leverage Shares 2X Long FORM Daily ETF

Leverage Shares 2X Long AMAT Daily ETF

Leverage Shares 2X Long ENTG Daily ETF

Leverage Shares 2X Long APD Daily ETF

Leverage Shares 2X Long ETN Daily ETF

Leverage Shares 2X Long LEU Daily ETF

Leverage Shares 2X Long VSAT Daily ETF

Leverage Shares 2X Long FPS Daily ETF

**(collectively, the "Funds")**

Ladies and Gentlemen:

Pursuant to Rule 497(j) under the Securities Act of 1933, as amended, and the regulations thereunder, the Trust on behalf of the Funds hereby certifies that the form of Prospectus and Statement of Additional Information that would have been filed under Rule 497(b) or (c) would not have differed from those contained in Post- Effective Amendment No. 191 to the Trust's Registration Statement on Form N-1A, filed on May 6, 2026.

If you have any questions or require further information, please contact Karen Aspinall at (949) 629-3928 or Karen.Aspinall@Practus.com.

Sincerely,

<u>/s/ Karen Aspinall</u>

Karen Aspinall

![](image_002.jpg)

**KAREN A. ASPINALL ● PARTNER**

11300 Tomahawk Creek Pkwy ● Ste. 310 ● Leawood, KS 66211 ● p: 949.629.3928

Practus, LLP ● Karen.Aspinall@Practus.com ● Practus.com