# EDGAR Filing Document

**Accession Number:** 0001722388
**File Stem:** 0001999371-25-011584
**Filing Date:** 2025-8
**Character Count:** 6347
**Document Hash:** 55973a7dd66b3d7856a0c611c8acaaf3
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001999371-25-011584.hdr.sgml**: 20250818

**ACCESSION NUMBER**: 0001999371-25-011584

**CONFORMED SUBMISSION TYPE**: 8-A12B

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20250818

**DATE AS OF CHANGE**: 20250818

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Tidal Trust III
- **CENTRAL INDEX KEY:** 0001722388

**ORGANIZATION NAME:**
- **EIN:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 8-A12B
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-38585
- **FILM NUMBER:** 251228939

**BUSINESS ADDRESS:**
- **STREET 1:** CORPORATION TRUST CENTER 1209 ORANGE ST
- **CITY:** WILMINGTON
- **STATE:** DE
- **ZIP:** 19801
- **BUSINESS PHONE:** 4694428424

**MAIL ADDRESS:**
- **STREET 1:** CORPORATION TRUST CENTER 1209 ORANGE ST
- **CITY:** WILMINGTON
- **STATE:** DE
- **ZIP:** 19801

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Impact Shares Trust I
- **DATE OF NAME CHANGE:** 20180319

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Impact Shares Funds I Trust
- **DATE OF NAME CHANGE:** 20171113

**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**

**Tidal Trust III**

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(Exact name of registrant as specified in its charter)

**Delaware**

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(State of incorporation or organization)

See List Below

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(I.R.S. Employer Identification Number)

**234 West Florida Street, Suite 203, Milwaukee, Wisconsin 53204**

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(Address of registrant's principal executive offices)

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| | |
|:---|:---|
| Title of each class of securities to be registered | Name of each exchange on which each class is to be registered |
| VistaShares ACKtivist Select ETF<br> VistaShares Target 15 ACKtivist Distribution ETF<br> VistaShares BigShort Select ETF<br> VistaShares Target 15 BigShort Distribution ETF<br> VistaShares DUQMacro Select ETF<br> VistaShares Target 15 DRUKMacro Distribution ETF<br> VistaShares Berkshire Select ETF | NYSE Arca, Inc.<br> NYSE Arca, Inc.<br> NYSE Arca, Inc.<br> NYSE Arca, Inc.<br> NYSE Arca, Inc.<br> NYSE Arca, Inc.<br> NYSE Arca, Inc. |

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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. ☒

Securities Act Registration file number to which this form relates: 333-221764

Securities to be registered pursuant to Section 12(g) of the Act: Not applicable.

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

Reference is made to Post-Effective Amendment No. 128 to the Registrant's Registration Statement on Form N-1A (File Nos. 333-221764 and 811-23312), as filed with the U.S. Securities and Exchange Commission ("SEC") via EDGAR (Accession No. 0001999371-25-011565) on August 18, 2025, which is incorporated herein by reference.

The Trust currently consists of 59 registered series. The series to which this filing relates and their IRS Employer Identification Numbers are as follows:

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| | |
|:---|:---|
| Title of Each Class of Securities to be Registered | IRS Employer ID Number |
| VistaShares ACKtivist Select ETF<br> VistaShares Target 15 ACKtivist Distribution ETF<br> VistaShares BigShort Select ETF<br> VistaShares Target 15 BigShort Distribution ETF<br> VistaShares DUQMacro Select ETF<br> VistaShares Target 15 DRUKMacro Distribution ETF<br> VistaShares Berkshire Select ETF | 39-3030020<br> 39-3078609<br> 39-3078769<br> 39-3107294<br> 39-3059830<br> 39-3059572<br> 39-3155472 |

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**Item 2. Exhibits**

A. [Certificate of Trust of Impact Shares Fund Trust I](https://www.sec.gov/Archives/edgar/data/1722388/000199937124008190/ex99-ai.htm) adopted May 19, 2016, as filed with the state of Delaware on May 19, 2016, for Impact Shares Funds I Trust (the "Trust" or the "Registrant") is incorporated herein by reference to Exhibit (a)(i) to the Registrant's Registration Statement on Form N-1A, as filed with the SEC on July 2, 2024.

B. [First Amended Certificate of Trust](https://www.sec.gov/Archives/edgar/data/1722388/000199937124008190/ex99-aia.htm) dated as of February 2, 2018, as filed with the state of Delaware on February 2, 2018, for Impact Shares Trust I (the "Trust" or the "Registrant") is incorporated herein by reference to Exhibit (a)(i)(s) to the Registrant's Registration Statement on Form N-1A, as filed with the SEC on July 2, 2024.

C. [Second Amended Certificate of Trust](https://www.sec.gov/Archives/edgar/data/1722388/000199937124008190/ex99-aib.htm) dated as of March 19, 2024, as filed with the state of Delaware on March 19, 2024, for Tidal Trust III (formerly Impact Shares Trust I) (the "Trust" or the "Registrant") is incorporated herein by reference to Exhibit (a)(i)(b) to the Registrant's Registration Statement on Form N-1A, as filed with the SEC on July 2, 2024.

D. [Third Amended and Restated Agreement and Declaration of Trust](https://www.sec.gov/Archives/edgar/data/1722388/000199937124011464/ex99-aii.htm) adopted as of August 23, 2024, is incorporated herein by reference to Exhibit (a)(ii) to the Registrant's Registration Statement on Form N-1A, Post-Effective Amendment 59, as filed with the SEC on September 6, 2024.

E. [Amended and Restated By-Laws](https://www.sec.gov/Archives/edgar/data/1722388/000199937124011464/ex99-b.htm) , dated as of August 23, 2024, are incorporated herein by reference to Exhibit (b) to the Registrant's Registration
 Statement on Form N-1A, Post-Effective Amendment 59, as filed with the SEC on September 6, 2024.

**SIGNATURES**

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, thereunto duly authorized.

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| | |
|:---|:---|
| **Tidal Trust III** | **Tidal Trust III** |
| August 18, 2025 | August 18, 2025 |
| By: | /s/ Eric Falkeis |
| Name: | Eric W. Falkeis |
| Title: | President |

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