Palamina Corp. — Proxy Solicitation & Information Statement 2023

Apr 25, 2023

April 24, 2023

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100 University Avenue, 8th floor Toronto ON, M5J 2Y1 www.computershare.com

To: All Canadian Securities Regulatory Authorities

Subject: Palamina Corp.

Dear Sir/Madam:

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

Meeting Type : Annual and Special Meeting Record Date for Notice of Meeting : May 18, 2023 Record Date for Voting (if applicable) : May 18, 2023 Beneficial Ownership Determination Date : May 18, 2023 Meeting Date : June 28, 2023 Meeting Location (if available) : Toronto, ON Issuer sending proxy related materials directly to NOBO: No Issuer paying for delivery to OBO: No

Notice and Access (NAA) Requirements:

NAA for Beneficial Holders Yes Beneficial Holders Stratification Criteria: Not Applicable NAA for Registered Holders Yes Registered Holders Stratification Criteria: Not Applicable

Voting Security Details:

Description CUSIP Number ISIN COMMON SHARES 696073204 CA6960732049

Sincerely,

Computershare

Agent for Palamina Corp.