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Altius Provides 1st Quarter 2024 Project Generation Update

Corporate Updates

TS X: ALS | OTCQX: ATUSF Altiu s Minerals Corporation

April 9, 2024 | St. John’s, Newfoundland

Altius Provides 1st Quarter 2024 Project Generation Update

Altius Minerals Corporation ( ALS:TSX) (ATUSF: OTCQX) (“Altius” or the “Corporation ”) is pleased to

update its Project Generation (“PG”) business activities and its public junior equities portfolio.

The market value of equities in the portfolio at March 31, 2024 was $45.4 million, compared to $45.1 million

at December 31, 2023. No new investments were made during the quarter, but various portfolio sale s

during the quarter generated net cash proceeds of $7.2 million.

An updated list of the public equity holdings has been posted to the Altius website at

http://altiusminerals.com/projects/junior-equities.

Portfolio Updates

Altius anticipates another strong year of exploration and resource delineation drilling across various projects

in which Altius has royalty and/or equity exposure . Recently reported updates from portfolio companies

included the following:

Orogen Royalties Inc. (TSX:OGN) (“Orogen”) recently reported strong continued operating performance

from its Ermitaño royalty and significant advancements at the Expanded Silicon gold project located in

Nevada, USA . Orogen expects Ermitaño , located in Mexico and operated by Majestic Silver Corp. , to

generate royalty revenues of CAD $4.5 million to $5.0 million in 2024. Orogen also holds a 1% NSR royalty

on the AngloGold Ashanti NA operated Expanded Silicon gold project located in Nevada, USA , where, to

date, Orogen reports that its royalty exposure relates to 13.27 million ounces of declared gold resources.

Orogen also anticipates drilling exposure beyond Ermitaño and Silicon to total approximately 70,000 metres

from six different projects . Altius is a major shareholder of Orogen and the companies have a strategic

exploration alliance in Nevada that is generating new projects that bear geologic similarities to the Silicon

discovery. Altius also directly holds a separate 1.5% NSR royalty relating to the Silicon project.

Adventus Mining Corp. (TSX-V:ADZN) (“Adventus”) recently announced receipt of further key permits

related to the development of its El Domo-Curipamba project in Ecuador. A tailings storage facility ("TSF")

permit was issued in late January which grants approval for the design, construction, operation, and

maintenance of th e Project’s TSF and is a key condition precedent to draw from the financing package

arranged with Wheaton Precious Metals Corp. Adventus also completed its arrangement agreement with

Luminex Resources Corp. and a related $18 million equity financing. Altius is a substantial shareholder of

Adventus and holds a $4 million royalty based convertible debenture from the Company, in addition to its

current 2% NSR royalty over the El Domo-Curipamba project.

Abrasilver Resource Corp. (TSX :ABRA) (“ABRA”) released results from its preliminary feasibility study

for its wholly owned Diablillos project in Salta province, Argentina which indicated an estimated US$494

million after -tax NPV and 26% IRR. ABRA also announced commencement of a four-hole exploration

drilling program at its La Coipita copper-gold porphyry project in San Juan, Argentina which is subject of an

option and joint venture agreement with a subsidiary of Teck Resources Limited. Altius is a shareholder of

ABRA and holds an option to acquire a 1.1% NSR royalty over the La Copita project.

TS X: ALS | OTCQX: ATUSF Altiu s Minerals Corporation

Perseverance Metals Inc. (“Perseverance”), a private company focused on high grade nickel sulphide

exploration in North America, completed a non-brokered private placement for aggregate gross proceeds

of $2.8 million in late 2023 . The first tranche included a 9.9% strategic investment from Teck Resources

Limited. Perseverance is advancing several nickel sulphide projects, including the Voyageur project in

Michigan where Eagle and Tamarack style mineralization is being targeted. Altius exchanged the Voyageur

project for a significant equity position in Perseverance and retains a 2% NSR royalty over the Voyageur

project.

Wolfden (TSX-V:WLF) reported in mid-February the denial of its rezoning application request to the Maine

Land Use Planning Commission (LUPC) with respect to advancement of its Pickett Mountain critical

minerals project. Altius is a substantial shareholder of Wolfden and holds a 1.35% GSR royalty covering

the Pickett Mountain project.

Qualified Person

Lawrence Winter, Ph.D., P.Geo., Vice President, Exploration for Altius, a Qualified Person as defined by

National Instrument 43-101 - Standards of Disclosure for Mineral Projects, is responsible for the scientific

and technical data presented herein and has reviewed, prepared and approved this release.

About Altius

Altius’s strategy is to create per share growth through a diversified portfolio of royalty assets that relate to

long life, high margin operations. This strategy further provides shareholders with exposures that are well

aligned with sustainability -related global growth trends including the electricity generation transition from

fossil fuel to renewables, transportation electrification, reduced emissions from steelmaking and increasing

agricultural yield requirements. These macro-trends each hold the potential to cause increased demand for

many of Altius’s commodity exposures including copper, renewable based electric ity, several key battery

metals (lithium, nickel and cobalt), clean iron ore, and potash. In addition, Altius runs a successful Project

Generation business that originates mineral projects for sale to developers in exchange for equity positions

and royalties. Altius has 46,539,326 common shares issued and outstanding that are listed on Canada’s

Toronto Stock Exchange. It is a member of both the S&P/TSX Small Cap and S&P/TSX Global Mining

Indices.

For further information, please contact:

Chad Wells

Email: [email protected]

Tel: 1.877.576.2209

Flora Wood

Email: [email protected]

Tel: 1.877.576.2209

Direct: 1.416.346.9020