5N Plus Inc. — Proxy Solicitation & Information Statement 2025

Feb 28, 2025

Computershare

February 28, 2025

650 de Maisonneuve W Blvd, 7th floor

Montreal QC, H3A 3T2

www.computershare.com

To: All Canadian Securities Regulatory Authorities

Subject: 5N PLUS 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 : March 26, 2025
Record Date for Voting (if applicable) : March 26, 2025
Beneficial Ownership Determination Date : March 26, 2025
Meeting Date : May 08, 2025
Meeting Location (if available) : Virtual Meeting
Issuer sending proxy related materials directly to NOBO: Yes
Issuer paying for delivery to OBO: Yes

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	33833X101	CA33833X1015

Sincerely,

Computershare

Agent for 5N PLUS INC