Ms. Courtney Lynn reports

ERO COPPER TO RELEASE THIRD QUARTER 2023 OPERATING AND FINANCIAL RESULTS ON NOVEMBER 2, 2023

Ero Copper Corp. will publish its third quarter 2023 operating and financial results on Thursday, Nov. 2, 2023, after market close. The company will host a conference call to discuss the results on Friday, Nov. 3, 2023, at 8:30 a.m. Eastern Time (5:30 a.m. Pacific Time).

Conference call details

Date:  Friday, Nov. 3, 2023

Time:  8:30 a.m. Eastern Time (5:30 a.m. Pacific Time)

Dial-in:  North America: 1-800-319-4610 or international: 1-604-638-5340; please dial in five to 10 minutes prior and ask to join the call

Replay:  North America: 1-800-319-6413 or international: 1-604-638-9010

Replay passcode:  0471

About Ero Copper Corp.

Ero Copper is a high-margin, high-growth, low-carbon-intensity copper producer with operations in Brazil and corporate headquarters in Vancouver, B.C. The company's primary asset is a 99.6-per-cent interest in the Brazilian copper mining company, Mineracao Caraiba SA, 100-per-cent owner of the company's Caraiba operations (formerly known as the MCSA mining complex), which are located in the Curaca Valley, Bahia state, Brazil, and include the Pilar and Vermelhos underground mines and the Surubim open-pit mine, and the Tucuma project (formerly known as Boa Esperanca), an iron-oxide-copper/gold-type copper project located in Para, Brazil. The company also owns 97.6 per cent of NX Gold SA, which owns the Xavantina operations (formerly known as the NX gold mine), composed of an operating gold and silver mine located in Mato Grosso, Brazil. The company's shares are publicly traded on the Toronto Stock Exchange and the New York Stock Exchange under the symbol ERO.