Mr. Richard Perron reports

5N PLUS TO RELEASE FIRST QUARTER 2024 RESULTS ON MAY 6, 2024 AND HOLD ITS VIRTUAL ANNUAL GENERAL MEETING ON MAY 9, 2024

5N Plus Inc. will release its first quarter 2024 results after markets close on Monday, May 6, 2024, and will host a conference call on Tuesday, May 7, 2024, with financial analysts to discuss the results. 5N Plus will also hold its annual general meeting of shareholders on Thursday, May 9, 2024, at 10 a.m. ET in virtual-only format.

Q1 2024 results conference call:

• Tuesday, May 7, 2024, at 8 a.m. ET;
• Webcast available on the company's website;
• Dial-in numbers -- 1-800-836-8184 (toll-free) or 1-289-819-1350 (Canada);
• Access code 53296.

A playback will be available two hours after the event at 1-888-660-6345 (access code 53296) until May 14, 2024.

About 5N Plus Inc.

5N Plus is a leading global producer of specialty semiconductors and performance materials. The company's ultrapure materials often form the core element of its customers' products. These customers rely on 5N Plus's products to enable performance and sustainability in their own products. 5N Plus deploys a range of proprietary and proven technologies to develop and manufacture its products. The company's products enable various applications in several key industries, including renewable energy, security, space, pharmaceutical, medical imaging and industrial. Headquartered in Montreal, Que., 5N Plus operates R&D (research and development), manufacturing and commercial centres in strategically located facilities around the world, including Europe, North America and Asia.