Weekly gain: 38.89 percent; market cap: C$123.45 million; current share price: C$0.75

With a focus on Latin America, Sierra Metals is a mid-tier copper miner that produces base and precious metals by-products. The company has three mines that are in commercial production: the Yauricocha mine in Peru, and the Bolivar and Cusi mines in Mexico. It also has brownfield exploration opportunities in both of those countries.

Sierra's latest news came on November 16, when it announced that its shares had started trading on the OTCQX under the symbol SMTSF. The company's share price rose 38.89 percent last week to close at C$0.75.

Weekly gain: 23.62 percent; market cap: C$88.69 million; current share price: C$1.57

Condor Energies bills itself as an "energy transition developer," and is undertaking various activities in Central Asia and Turkey. The company has producing gas assets and is looking to build and operate Central Asia's first liquefied natural gas facility; it also has initiatives geared at gas field redevelopment and developing and producing lithium brine.

Condor's latest news came on November 9, when it shared its results for the third quarter. It reported highlights including the receipt of a 100 percent working interest in a contiguous 37,300 hectare lithium brine mining license in Kazakhstan for a period of six years. The company's share price jumped 23.62 percent last week to close at C$1.57.

Weekly gain: 16.13 percent; market cap: C$73.53 million; current share price: C$0.18

Western Resources' key asset is the Saskatchewan-based Milestone potash project, which entered the construction phase in mid-2019 and is expect to start production in early 2024. Phase 1 has a production capacity of 146,000 metric tons of potash per year and will use selective solution mining techniques and crystallization ponds.

The company hasn't released news since September 28, when its subsidiary Western Potash received C$5 million of a C$10 million investment from Vantage Chance. Last week its share price rose 16.13 percent to end at C$0.18.

Weekly gain: 13.51 percent; market cap: C$544.44 million; current share price: C$3.95

Americas-focused gold producer Aris Mining has assets in Colombia, where its Segovia operations and Marmato mine are located. The company also has a 20 percent stake in the Soto Norte joint venture in the country, and is moving forward at the advanced-stage Toroparu project in Guyana and the Juby project in Canada.

Aris' most recent news came on November 8, when it released its Q3 financial and operating results, reporting gold production of 60,193 ounces for the period. That puts the company on track to meet its 2023 guidance.

Last week, Aris' share price rose 13.51 percent to reach C$3.95.

Weekly gain: 13.37 percent; market cap: C$3.55 billion; current share price: C$19.16

Osisko Gold Royalties describes itself as an intermediate precious metals royalty company. It has honed its efforts on North America, and now has more than 180 royalties, streams and precious metal offtakes in hand. The cornerstone of the company's portfolio is its 5 percent net smelter return royalty Canadian Malartic, Canada's largest gold mine.

Last Monday (November 20), Osisko shared a board update, saying that Sean Roosen has resigned as a director so that he can focus on his role as CEO and chair at Osisko Development (TSXV:ODV,NYSE:ODV).

The company's share price rose 13.37 percent last week, finishing the period at C$19.16.