Santacruz Silver Mining Ltd. — AGM Information 2022

Nov 3, 2022

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November 03, 2022

510 Burrard St, 3rd Floor Vancouver BC, V6C 3B9 www.computershare.com

To: All Canadian Securities Regulatory Authorities

Subject: SANTACRUZ SILVER MINING LTD.

Dear Sir/Madam:

We advise of the following with respect to the upcoming Meeting of Security Holders for the subject Issuer:

Meeting Type : Annual General Meeting Record Date for Notice of Meeting : November 23, 2022 Record Date for Voting (if applicable) : November 23, 2022 Beneficial Ownership Determination Date : November 23, 2022 Meeting Date : December 30, 2022 Meeting Location (if available) : Vancouver, BC Issuer sending proxy related materials directly to NOBO: Yes Issuer paying for delivery to OBO: No

Notice and Access (NAA) Requirements:

NAA for Beneficial Holders No NAA for Registered Holders No

Voting Security Details:

Description CUSIP Number ISIN COMMON SHARES 80280U106 CA80280U1066

Sincerely,

Computershare

Agent for SANTACRUZ SILVER MINING LTD.