ERO.TO · 2023-07-06 12:00:00

Ero Copper to Release Second Quarter 2023 Financial and

Financials

July 6, 2023

Operating Results on August 3, 2023

Vancouver, British Columbia – Ero Copper Corp. (TSX: ERO, NYSE: ERO) (the “Company”)

will publish its second quarter 2023 financial and operating results on Thursday, August 3,

2023 after market close. The Company will host a conference call to discuss the results on

Friday, August 4, 2023 at 11:30am Eastern time (8:30am Pacific time).

CONFERENCE CALL DETAILS

Date: Friday, August 4, 2023

Time: 11:30am Eastern Time (8:30am Pacific Time)

Dial in: North America: 1-800-319-4610, International: +1-604-638-5340

please dial in 5-10 minutes prior and ask to join the call

Replay: North America: 1-800-319-6413, International: +1-604-638-9010

Replay Passcode: 0319

ABOUT ERO COPPER CORP

Ero Copper Corp is a high-margin, high-growth, clean copper producer with operations in

Brazil and corporate headquarters in Vancouver, B.C. The Company's primary asset is a

99.6% interest in the Brazilian copper mining company, MCSA, 100% owner of the

Company's Caraíba Operations (formerly known as the MCSA Mining Complex), which are

located in the Curaçá Valley, Bahia State, Brazil and include the Pilar and Vermelhos

underground mines and the Surubim open pit mine, and the Tucumã Project (formerly known

as Boa Esperança), an IOCG-type copper project located in Pará, Brazil. The Company also

owns 97.6% of NX Gold S.A. which owns the Xavantina Operations (formerly known as the

NX Gold Mine), namely comprised of an operating gold and silver mine located in Mato

Grosso, Brazil. Additional information on the Company and its operations, including technical

reports on the Caraíba Operations, Xavantina Operations and Tucumã Project, can be found

on the Company's website (www.erocopper.com), on SEDAR (www.sedar.com), and on

EDGAR (www.sec.gov). The Company’s shares are publicly traded on the Toronto Stock

Exchange and the New York Stock Exchange under the symbol “ERO”.

TSX: ERO

NYSE: ERO

1 Ero Copper Corp

FOR MORE INFORMATION, PLEASE CONTACT

Courtney Lynn, VP, Corporate Development & Investor Relations

(604) 335-7504

TSX: ERO

NYSE: ERO

2 Ero Copper Corp