# EDGAR Filing Document

**Accession Number:** 0001579982
**File Stem:** 0001213900-25-091045
**Filing Date:** 2025-9
**Character Count:** 4739
**Document Hash:** 3d2ba914137d4f6e454cea8e85cecabe
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001213900-25-091045.hdr.sgml**: 20250924

**ACCESSION NUMBER**: 0001213900-25-091045

**CONFORMED SUBMISSION TYPE**: 8-A12B

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20250924

**DATE AS OF CHANGE**: 20250924

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** ARK ETF Trust
- **CENTRAL INDEX KEY:** 0001579982

**ORGANIZATION NAME:**
- **EIN:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 0831

**FILING VALUES:**
- **FORM TYPE:** 8-A12B
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-36608
- **FILM NUMBER:** 251337478

**BUSINESS ADDRESS:**
- **STREET 1:** 155 WEST 19TH STREET, FIFTH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10011
- **BUSINESS PHONE:** 212.426.7040

**MAIL ADDRESS:**
- **STREET 1:** 155 WEST 19TH STREET, FIFTH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10011

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Ark ETF Trust
- **DATE OF NAME CHANGE:** 20130624

**UNITED STATES**

**SECURITIES AND EXCHANGE COMMISSION**

**Washington, D.C. 20549**

**FORM 8-A** 

**FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES**

**PURSUANT TO SECTION 12(b) or (g) OF THE**

**SECURITIES EXCHANGE ACT OF 1934**

**ARK ETF Trust**

**(Exact name of registrant as specified in its charter)**

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| | |
|:---|:---|
| **State of Delaware** | **See Below** |
| **(State of incorporation**<br> **or organization)** | **(I.R.S. Employer**<br> **Identification No.)** |

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**c/o ARK Investment Management LLC**

**200 Central Avenue, Suite 220**

**St. Petersburg, FL 33701**

**(Address of principal executive offices) (Zip Code)**

**Securities to be registered pursuant to Section 12(b) of the Act:**

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| | | |
|:---|:---|:---|
| **Title of Each Class**<br> **to be Registered** | **Name of the exchange on which each<br> class is to be Registered** | **I.R.S. Employer**<br> **Identification Number** |
| **Shares of beneficial interest, no par<br> value per share, of:**<br> **ARK DIET Q1 Buffer ETF** | **Cboe BZX Exchange, Inc.** | **39-3635723** |

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If this form relates to the registration of a class of securities pursuant to Section 12(b) of the Exchange Act and is effective pursuant to General Instruction A.(c), check the following box. ☒

If this form relates to the registration of a class of securities pursuant to Section 12(g) of the Exchange Act and is effective pursuant to General Instruction A.(d), check the following box. ☐

If this form relates to the registration of a class of securities concurrently with a Regulation A offering, check the following box. ☐

Securities Act registration statement or Regulation A offering statement file number to which this form relates: <u>333-191019</u>

Securities to be registered pursuant to Section 12(g) of the Exchange Act: <u>None.</u>

**INFORMATION REQUIRED IN REGISTRATION STATEMENT**

**Item 1. Description of Registrant's Securities to be Registered.**

A description of the shares of beneficial interest, no par value per share, of the ARK DIET Q1 Buffer ETF, a series of ARK ETF Trust (the "Trust") to be registered hereunder, is set forth in Post-Effective Amendment No. 34 to the Trust's Registration Statement on Form N-1A (Commission File Nos. 333-191019; 811-22883) filed on July 3, 2025, which description is incorporated herein by reference as filed with the Securities and Exchange Commission. Any form of amendment or supplement to the registration statement that is subsequently filed is hereby also incorporated by reference herein.

**Item 2. Exhibits.**

The Trust's Certificate of Trust is included as Exhibit (a)(1) to the Trust's initial Registration Statement on Form N-1A (File No. 333-191019; 811-11883), as filed with the Securities and Exchange Commission on September 6, 2013.

The Trust's Agreement and Declaration of Trust is included as Exhibit (a)(2) to Pre-Effective Amendment No. 3 to the Trust's Registration Statement on Form N-1A (File No. 333-191019; 811-11883), as filed with the Securities and Exchange Commission on September 2, 2014.

The Trust's Amended and Restated By-Laws are included as Exhibit (b) to Post-Effective Amendment No. 9 to the Trust's Registration Statement on Form N-1A (File No. 333-191019; 811-11883), as filed with the Securities and Exchange Commission on December 27, 2016.

**SIGNATURE**

Pursuant to the requirements of Section 12 of the Securities Exchange Act of 1934, the registrant has duly caused this registration statement to be signed on its behalf by the undersigned, thereto duly authorized.

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| | |
|:---|:---|
| (Registrant) | ARK ETF TRUST |
| Date | September 24, 2025 |
| By | /s/ Kellen Carter |
| Name | Kellen Carter |
| Title | Chief Compliance Officer |

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