# EDGAR Filing Document

**Accession Number:** 0001742912
**File Stem:** 0001387131-23-003925
**Filing Date:** 2023-3
**Character Count:** 2833
**Document Hash:** 9e9f0db4e73a1730662e45b1f736e4de
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001387131-23-003925.hdr.sgml**: 20230323

**ACCESSION NUMBER**: 0001387131-23-003925

**CONFORMED SUBMISSION TYPE**: 497

**PUBLIC DOCUMENT COUNT**: 2

**FILED AS OF DATE**: 20230323

**DATE AS OF CHANGE**: 20230323

**EFFECTIVENESS DATE**: 20230323

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Tidal ETF Trust
- **CENTRAL INDEX KEY:** 0001742912
- **IRS NUMBER:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 497
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-227298
- **FILM NUMBER:** 23757218

**BUSINESS ADDRESS:**
- **STREET 1:** 234 WEST FLORIDA STREET, SUITE 203
- **CITY:** MILWAUKEE,
- **STATE:** WI
- **ZIP:** 53204
- **BUSINESS PHONE:** 844-986-7676

**MAIL ADDRESS:**
- **STREET 1:** 234 WEST FLORIDA STREET, SUITE 203
- **CITY:** MILWAUKEE,
- **STATE:** WI
- **ZIP:** 53204

## Series and Classes Contracts Data

### Newday Ocean Health ETF (Series ID: S000075593)

---

|  |  |  |
|:---|:---|:---|
| Class Name              | Ticker Symbol | Class ID   |
| Newday Ocean Health ETF | AHOY          | C000234814 |

---

### Newday Diversity, Equity & Inclusion ETF (Series ID: S000075594)

---

|  |  |  |
|:---|:---|:---|
| Class Name                               | Ticker Symbol | Class ID   |
| Newday Diversity, Equity & Inclusion ETF | FAIR          | C000234815 |

---

## Series and Classes Contracts Data

### Newday Ocean Health ETF (Series ID: S000075593)

| Class ID   | Class Name              | Ticker Symbol   |
|:---|:---|:---|
| C000234814 | Newday Ocean Health ETF | AHOY            |

### Newday Diversity, Equity & Inclusion ETF (Series ID: S000075594)

| Class ID   | Class Name                               | Ticker Symbol   |
|:---|:---|:---|
| C000234815 | Newday Diversity, Equity & Inclusion ETF | FAIR            |

Filed pursuant to Rule 497(e)

Registration Nos. 333-227298; 811-23377

![](newday-001.jpg)

---

| | |
|:---|:---|
| **AHOY** | **Newday Ocean Health ETF** |
|  | *listed on NYSE Arca, Inc.* |
| **FAIR** | **Newday Diversity, Equity & Inclusion ETF** |
|  | *(not currently available for purchase)* |

---

**Supplement dated March 23, 2023**

**to the Summary Prospectus dated May 2, 2022 for the Newday Ocean Health ETF ("AHOY"), and the Prospectus and Statement of Additional Information ("SAI") for AHOY and the Newday Diversity, Equity & Inclusion ETF ("FAIR"), each dated May 2, 2022, as supplemented**

***Change in Portfolio Manager***

Effective immediately, Gabriel Mass is removed as a portfolio manager of AHOY and FAIR. All references to Mr. Mass are hereby removed from the Summary Prospectus, Prospectus, and SAI.

\* \* \* \* \*

**<br> Please retain this Supplement with your Prospectus, Summary Prospectus, and SAI for future reference.**