Ms. Courtney Lynn reports

ERO COPPER TO RELEASE FOURTH QUARTER AND FULL YEAR 2023 OPERATING AND FINANCIAL RESULTS ON MARCH 7, 2024

Ero Copper Corp. will release its fourth quarter and fiscal 2023 operating and financial results on Thursday, March 7, 2024, after market close. The company will host a conference call to discuss the results on Friday, March 8, 2024, at 11:30 a.m. ET (8:30 a.m. PT).

Conference call details

Date:  Friday, March 8, 2024

Time:  11:30 a.m. ET (8:30 a.m. PT)

North America dial-in:  1-800-319-4610

International dial-in:  1-604-638-5340

North America replay:  1-800-319-6413

International replay:  1-604-638-9010

Replay passcode:  0675

Please dial in five to 10 minutes prior and ask to join the call.

About Ero Copper Corp.

Ero 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 Brazilian copper-mining company Mineracao Caraiba SA (MCSA), 100-per-cent owner of the company's Caraiba operations (formerly known as the MCSA mining complex), which are located in 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 IOCG-type (iron-oxide-copper-gold) 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), comprising an operating gold and silver mine located in Mato Grosso, Brazil.