Horizonte Minerals PLC Announces Exercise of Options and Total Voting Rights

EXERCISE OF OPTIONS AND TOTAL VOTING RIGHTS

LONDON, UK / ACCESSWIRE / March 31, 2023 / Horizonte Minerals Plc (AIM/TSX:HZM) ("Horizonte" or the "Company") a nickel company developing two Tier 1 assets in Brazil, announces that application has been made to the London Stock Exchange for 365,000 ordinary shares to be admitted to trading on AIM ("Admission") following the exercise of options by option holders. It is expected that Admission will become effective on or around 5 April 2023 and that such ordinary shares will also be listed concurrently on the Toronto Stock Exchange.

Following the issue of the new ordinary shares, the Company's issued share capital will comprise 268,778,906 ordinary shares. The total number of voting rights in the Company will be 268,778,906. This figure may be used by shareholders as the denominator for the calculations by which they will determine if they are required to notify their interest in, or change to their interest in, the share capital of the Company under the Disclosure Guidance and Transparency Rules of the Financial Conduct Authority.

For further information, visit www.horizonteminerals.com or contact:

Horizonte Minerals Plc Jeremy Martin (CEO) Simon Retter (CFO) Patrick Chambers (Head of IR)	[e-mail] [phone]
Peel Hunt LLP (Nominated Adviser & Joint Broker) Ross Allister David McKeown	[phone]
BMO (Joint Broker) Thomas Rider Pascal Lussier Duquette Andrew Cameron	[phone]
Tavistock (Financial PR) Emily Moss Cath Drummond	[phone]

ABOUT HORIZONTE MINERALS

Horizonte Minerals Plc (AIM/TSX:HZM) is developing two 100%-owned, Tier 1 projects in Pará state, Brazil, the Araguaia Nickel Project and the Vermelho Nickel-Cobalt Project. Both projects are large scale, high-grade, low-cost, low-carbon and scalable. Araguaia is under construction with first metal scheduled for early 2024, when fully ramped up with Line 1 and Line 2, is forecast to produce 29,000 tonnes of nickel per year. Vermelho is at feasibility study stage and is expected to produce 25,000 tonnes of nickel and 1,250 tonnes of cobalt to supply the EV battery market. Horizonte's combined near-term production profile of over 60,000 tonnes of nickel per year positions the Company as a globally significant nickel producer. Horizonte's top three shareholders are La Mancha Investments S.à r.l., Glencore plc and Orion Resource Partners LLP.