# EDGAR Filing Document

**Accession Number:** 0001722388
**File Stem:** 0001999371-26-007768
**Filing Date:** 2026-4
**Character Count:** 2891
**Document Hash:** 004344c73e4ab0f75262e5539f76da6c
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001999371-26-007768.hdr.sgml**: 20260407

**ACCESSION NUMBER**: 0001999371-26-007768

**CONFORMED SUBMISSION TYPE**: 497

**PUBLIC DOCUMENT COUNT**: 2

**FILED AS OF DATE**: 20260407

**DATE AS OF CHANGE**: 20260407

**EFFECTIVENESS DATE**: 20260407

**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:** 497
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-221764
- **FILM NUMBER:** 26843234

**BUSINESS ADDRESS:**
- **STREET 1:** 234 WEST FLORIDA STREET, SUITE 700
- **CITY:** MILWAUKEE
- **STATE:** WI
- **ZIP:** 53204
- **BUSINESS PHONE:** 4694428424

**MAIL ADDRESS:**
- **STREET 1:** 234 WEST FLORIDA STREET, SUITE 700
- **CITY:** MILWAUKEE
- **STATE:** WI
- **ZIP:** 53204

**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

## Series and Classes Contracts Data

### Rockefeller Global Equity ETF (Series ID: S000086715)

---

|  |  |  |
|:---|:---|:---|
| Class Name                    | Ticker Symbol | Class ID   |
| Rockefeller Global Equity ETF | RGEF          | C000252323 |

---

### Rockefeller U.S. Small-Mid Cap ETF (Series ID: S000086716)

---

|  |  |  |
|:---|:---|:---|
| Class Name                         | Ticker Symbol | Class ID   |
| Rockefeller U.S. Small-Mid Cap ETF | RSMC          | C000252324 |

---

## Series and Classes Contracts Data

### Rockefeller Global Equity ETF (Series ID: S000086715)

| Class ID   | Class Name                    | Ticker Symbol   |
|:---|:---|:---|
| C000252323 | Rockefeller Global Equity ETF | RGEF            |

### Rockefeller U.S. Small-Mid Cap ETF (Series ID: S000086716)

| Class ID   | Class Name                         | Ticker Symbol   |
|:---|:---|:---|
| C000252324 | Rockefeller U.S. Small-Mid Cap ETF | RSMC            |

Filed pursuant to Rule 497(e)

Registration Nos. 333-221764, 811-23312

![](rgim_logo.jpg)

**Rockefeller U.S. Small-Mid Cap ETF (RSMC)**

**Rockefeller Global Equity ETF (RGEF)**

(each a "Fund" and collectively, the "Funds")

*each listed on NYSE Arca, Inc.*

April 7, 2026

**Supplement to each Summary Prospectus, the Prospectus, and Statement of Additional Information**

**each dated November 26, 2025**

*Effective immediately, the Rockefeller Asset Management logo in the Prospectus and SAI is replaced with the Rockefeller Global Investment Management logo and all references to "Rockefeller Asset Management" in the Prospectus and SAI are hereby deleted and replaced with "Rockefeller Global Investment Management".* 

**Please retain this Supplement for future reference.**