Last week’s top-gaining stocks on the TSX were Fission Uranium, i-80 Gold, Orosur Mining, SouthGobi Resources and Touchstone.
The S&P/TSX Composite Index (INDEXTSI:OSPTX) opened lower last Friday (September 10) and was trading at 20,717.51 by midday. It closed the period at 20,635.88.
The index recorded a weekly loss despite a bounce in oil stocks.
Gold and silver were also on course for a weekly decline last Friday, as uncertainty over the US Federal Reserve’s tapering timeline had many market participants waiting on the sidelines.
Last week’s five TSX-listed mining stocks that saw the biggest gains are as follows:
- Fission Uranium (TSX:FCU)
- i-80 Gold (TSX:IAU)
- Orosur Mining (TSX:OMI)
- Southgobi Resources (TSX:SGQ)
- Touchstone Exploration (TSX:TXP)
Here’s a look at those companies and the factors that moved their share prices last week.
1. Fission Uranium
Fission Uranium is a resource company specializing in the strategic exploration and development of the Patterson Lake South uranium property in Canada’s Athabasca Basin.
Last Tuesday (September 7), the company released scintilometer results from summer metallurgical and geotechnical testwork drilling on the R840W zone at Patterson Lake South. The company saw its share price go up by 21.79 percent last week to reach C$0.95.
2. i-80 Gold
i-80 Gold holds a portfolio of advanced-stage gold projects in Nevada, US. i-80 was created as a spinout of Premier Gold Mines’ US assets after Equinox Gold (TSX:EQX,NYSEAMERICAN:EQX) bought Premier.
Last Tuesday, gold producer i-80 announced plans to acquire the Lone Tree and Buffalo Mountain gold deposits, including certain processing facilities, to create a Nevada mining complex. The company expects to close the purchase of the Lone Tree complex and the Ruby Hill project in H2 of this year. It is also advancing an underground development program for its 100 percent owned Granite Creek project, and intends to move forward at the McCoy-Cove property.
Last week, shares of the company increased 21.48 percent to end at C$3.28.
3. Orosur Mining
Orosur Mining is a precious metals developer and explorer focused on identifying and advancing gold projects in South America. The company operates in Colombia and Uruguay.
Last Tuesday, the company announced that its joint venture partner in Colombia, Monte Águila, is assuming operatorship of the Anza project. Monte Águila is a 50/50 joint venture between Newmont (NYSE:NEM,TSX:NEM) and Agnico Eagle Mines (TSX:AEM,NYSE:AEM).
Over the five day period, shares of Orosur Mining increased 21.31 percent to end the week at C$0.37.
4. SouthGobi Resources
Integrated coal supplier SouthGobi Resources is focused on its flagship Ovoot Tolgoi mine, the closest coal mine to China, located 46 kilometers north of the China-Mongolia border.
The company also holds mining and exploration licenses for other metallurgical and thermal coal deposits in the South Gobi province of Mongolia.
Despite not releasing news last week, shares of SouthGobi Resources increased 18.75 percent, and were trading at C$0.28 by the end of the week.
5. Touchstone Exploration
Calgary-based Touchstone Exploration is an upstream oil and gas company focused on the Republic of Trinidad and Tobago, where it has been producing since 2010.
Last week, Touchstone did not release any news, but saw shares increase 1.62 percent to C$18.25.
Data for 5 Top Weekly TSX Stocks articles is retrieved each Friday at 10:30 a.m. PST using TradingView’s stock screener. Only companies with market capitalizations greater than C$50 million prior to the week’s gains are included. Companies within the non-energy minerals and energy minerals are considered.
Don’t forget to follow us @INN_Resource for real-time updates!
Securities Disclosure: I, Priscila Barrera, hold no direct investment interest in any company mentioned in this article.
Editorial Disclosure: Fission Uranium is a client of the Investing News Network. This article is not paid-for content.
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Investor Insight
Generation Uranium offers investors high-leverage exposure to a potential major discovery in Canada’s underexplored and resource-rich Thelon Basin, led by a management team with a proven track record of securing high-value exits.
Overview
Generation Uranium (CSE:GEN, OTCQB:GENR, FRA:W85) is a Canadian exploration company focused on wealth creation through discovery within the uranium sector. The company’s primary strategy is to build a high-caliber exploration team that can rapidly test and drill high-potential targets, de-risking projects for potential takeover by larger producers. Currently centered in the prolific Thelon and Angikuni Basins of Nunavut, the company is also actively evaluating additional project acquisitions in the Athabasca Basin to expand its portfolio.

The company is led by a veteran management team with nearly 30 years of experience in mineral development. CEO Michael Collins has a significant track record of building and exiting public companies, including the co-founding of Bluerock Resources, a conventional uranium producer during the 2000-2008 cycle. This expertise is paired with a focused business model that leverages modern geophysical targeting to accelerate exploration timelines and reduce costs, ensuring the company can deliver results quickly in a bullish uranium market.
Company Highlights
- Strategic Location in a Premier Uranium District: The flagship Yath Project is located in Nunavut’s Thelon Basin, contiguous to ATHA Energy’s Angilak Project, which hosts the high-grade Lac 50 deposit.
- High-Grade Discovery Potential: Historical surface sampling at the Yath Project has yielded exceptional uranium grades, including boulders testing at 9.81 percent, 3.95 percent, and 2.14 percent U3O8.
- Expert Management with Exit Experience: Led by CEO Michael Collins, the team has decades of experience in mineral exploration and a history of co-founding companies that were later acquired, such as Prime Mining and Nuclear Fuels.
- Low-Cost, Rapid Exploration Strategy: By leveraging modern geophysics and extensive historical data, the company aims for a "short road to discovery," de-risking projects quickly to maximize shareholder value.
- Bullish Market Fundamentals: Generation Uranium is well-positioned to meet the growing global demand for carbon-free nuclear power, supported by a projected supply deficit and increased interest from major tech companies seeking clean energy.
Key Project
Yath Project - Nunavut, Canada
The Yath Project is Generation Uranium’s flagship project. This 100 percent owned property covers about 120 square kilometers within the underexplored Thelon Basin in Nunavut, Canada. The project is located where the Yathkyed and Angikuni sub-basins meet, which is a region known globally for high-grade uranium potential. It sits directly along the same trend as the Angilak Project owned by ATHA Energy (TSXV:SASK, OTCQB:SASFK, FWB:XSU.F), which contains the Lac 50 deposit, one of the highest-grade uranium resources found outside of the Athabasca Basin with a historical mineral resource estimate of 43.3M lbs at an average grade of 0.69 percent U3O8.

The Yath Project is contiguous to the Lac 50 trend and is crossed by several regional faults and basin boundaries. Past exploration work has already identified high priority targets, while surface sampling in the area has produced uranium grades from boulders, with some testing at 9.81 percent, 3.95 percent, and 2.14 percent U3O8.
The company has commenced its initial field program at the site, set to define and rank drill targets. Historic showings will be combined with new anomalies from the MMT geophysics survey, preparing the project for an anticipated drill permit.
Management Team
Michael Collins - CEO & Director
Michael Collins is a professional geoscientist with nearly 30 years of experience in mineral exploration. He has co-founded several public companies, including Exploits Discovery, Prime Mining (acquired in 2025), and Nuclear Fuels (merged with Premier American Uranium in 2025). He is also currently a director of First Atlantic Nickel.
Christoph Bruening - Director
Christoph Bruening is the founder and managing partner of Value Relations GmbH, a full-service investor relations and public relations agency in Frankfurt with over 25 years of excellence, focusing on mining, exploration, biotech and health care. In addition, he has listed over 600 companies on the Frankfurt Stock Exchange and is a speaker and author of several publications, including on rare earths and uranium.
Dallas Miller - Director
Dallas Miller has been working within the international mining industry for over 15 years, working with BHP and Santos Ltd. He has experience on the ground from an operational standpoint, as well as being an integral part of raising millions of dollars in capital funding for both private and public companies in recent years.
Roger Leschuk - VP Corporate Development
Roger Leschuk has been in corporate management for over two decades, with the past 15 years dedicated to corporate development and investor relations. He has experience participating in and assisting with mergers and acquisitions, and was an investment advisor for various services such as stocks, mutual funds and tax-sheltered investments. He is a Chartered Investment Manager and a Fellow of the Canadian Securities Institute.
Monty Sutton - CFO
Monty Sutton brings over 35 years of experience in public markets and corporate governance. He previously served as CFO for Nuclear Fuels from its IPO through its acquisition.
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