Vulcan Minerals Inc. — AGM Information 2021

Oct 1, 2021

October 01, 2021

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1500 Robert-Bourassa Blvd., 7th Floor Montreal QC, H3A 3S8 www.computershare.com

To: All Canadian Securities Regulatory Authorities

Subject: Vulcan Minerals Inc.

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 : October 27, 2021 Record Date for Voting (if applicable) : October 27, 2021 Beneficial Ownership Determination Date : October 27, 2021 Meeting Date : December 01, 2021 Meeting Location (if available) : St John's NL Issuer sending proxy related materials directly to NOBO: No Issuer paying for delivery to OBO: Yes

Notice and Access (NAA) Requirements:

NAA for Beneficial Holders No NAA for Registered Holders No

Voting Security Details:

Description CUSIP Number ISIN COMMON 928945104 CA9289451044

Sincerely,

Computershare

Agent for Vulcan Minerals Inc.