# EDGAR Filing Document

**Accession Number:** 0001853860
**File Stem:** 0001171843-26-002179
**Filing Date:** 2026-4
**Character Count:** 5258
**Document Hash:** 1a21264a1792d96dd63391db63cd793f
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001171843-26-002179.hdr.sgml**: 20260401

**ACCESSION NUMBER**: 0001171843-26-002179

**CONFORMED SUBMISSION TYPE**: 6-K

**PUBLIC DOCUMENT COUNT**: 2

**CONFORMED PERIOD OF REPORT**: 20260401

**FILED AS OF DATE**: 20260401

**DATE AS OF CHANGE**: 20260401

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Ero Copper Corp.
- **CENTRAL INDEX KEY:** 0001853860
- **STANDARD INDUSTRIAL CLASSIFICATION:** METAL MINING [1000]
- **ORGANIZATION NAME:** 01 Energy & Transportation
- **EIN:** 000000000
- **STATE OF INCORPORATION:** A1
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 6-K
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-40459
- **FILM NUMBER:** 26829364

**BUSINESS ADDRESS:**
- **STREET 1:** 625 HOWE STREET, SUITE 1050
- **CITY:** VANCOUVER
- **STATE:** A1
- **ZIP:** V6C 2T6
- **BUSINESS PHONE:** 604-449-9236

**MAIL ADDRESS:**
- **STREET 1:** 625 HOWE STREET, SUITE 1050
- **CITY:** VANCOUVER
- **STATE:** A1
- **ZIP:** V6C 2T6

**UNITED STATES**

**SECURITIES AND EXCHANGE COMMISSION**

**Washington, D.C. 20549**

**Form 6-K**

**Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934**

**For the month of April 2026** 

**Commission File Number: 001-40459**

**Ero Copper Corp.**

(Translation of registrant's name into English)

**625 Howe Street, Suite 1050 Vancouver, British Columbia V6C 2T6 Canada**

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F:

Form 20-F [ ] &nbsp;&nbsp;&nbsp;&nbsp; Form 40-F [ X ]

Exhibit 99.1 of this Form 6-K is incorporated by reference as additional exhibit to the registrant's Registration Statement on Form S-8 (File NO. 333-264821) and Registration Statement on Form F-10 (File NO. 333-289969).

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**Signatures**

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

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| | | |
|:---|:---|:---|
|  | **Ero Copper Corp.&nbsp;&nbsp;&nbsp;&nbsp;** | **Ero Copper Corp.&nbsp;&nbsp;&nbsp;&nbsp;** |
| Date: April 1, 2026 | By: | <u>/s/ Deepk Hundal&nbsp;&nbsp;&nbsp;&nbsp;</u> |
|  |  | Name: Deepk Hundal |
|  |  | Title: Executive Vice President, General Counsel and Corporate Secretary |

---

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**EXHIBIT INDEX**

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| | |
|:---|:---|
| <u>**Exhibit Number**</u> | <u>**Description**</u> |
| [99.1](exh_991.htm) | [Press Release dated April 1, 2026](exh_991.htm) |

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## Exhibit 99.1

**EXHIBIT 99.1**

**Ero Copper to Release First Quarter 2026 Operating and Financial Results on May 4, 2026**

VANCOUVER, British Columbia, April 01, 2026 (GLOBE NEWSWIRE) -- **Ero Copper Corp. (TSX: ERO, NYSE: ERO)** ("Ero" or the "Company") will publish its first quarter 2026 operating and financial results on Monday, May 4, 2026, after market close. The Company will host a conference call to discuss the results on Tuesday, May 5, 2026 at 11:30am Eastern time (8:30am Pacific time). A results presentation will be available for download via the webcast link and in the Presentations section of the Company's website on the day of the conference call.

**CONFERENCE CALL DETAILS**

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| | |
|:---|:---|
| Date: | Tuesday, May 5, 2026 |
| Time: | 11:30am Eastern Time (8:30am Pacific Time) |
| Dial In: | Canada/USA Toll Free: 1-833-752-3380, International: +1-647-846-2821<br>*Please dial in 5-10 minutes prior to the start of the call or pre-register using this link to bypass the live operator queue: https://dpregister.com/sreg/10207291/1037ecd0ca7* |
| Webcast: | To access the webcast, click here: https://event.choruscall.com/mediaframe/webcast.html?webcastid=A9tf7UE9 |
| Replay: | Canada/USA Toll Free: 1-855-669-9658, International: +1-412-317-0088 <br>*For country-specific dial-in numbers, click here: https://services.choruscall.com/ccforms/replay.html* |
| Replay Passcode: | 2860523 |

---

**ABOUT ERO**

Ero is a Brazil-focused, growth-oriented mining company with a diversified portfolio of copper and gold assets. Headquartered in Vancouver, B.C., the Company operates two copper mines – the Caraíba Operations in Bahia State and the Tucumã Operation in Pará State – as well as the Xavantina Operations, a producing gold mine in Mato Grosso State. In addition to its operating assets, Ero is advancing the Furnas Copper-Gold Project, located in the mineral-rich Carajás Province in Pará State, through a definitive earn-in agreement with Vale Base Metals to acquire a 60% interest in the project.

Ero's operating philosophy is grounded in a commitment to safety, operational excellence, and the responsible production of minerals essential for a better tomorrow. The Company's shares are publicly traded on the Toronto Stock Exchange and the New York Stock Exchange under the symbol "ERO." Additional information, including technical reports on the Company's operations and projects, is available on the Company's website (<u>www.ero.com</u>), SEDAR+ (<u>www.sedarplus.ca</u>), and on EDGAR (<u>www.sec.gov</u>).

**FOR MORE INFORMATION, PLEASE CONTACT**

Farooq Hamed, VP, Investor Relations

info@ero.com