Moon River Moly Stock Price, News & Analysis

Moon River Moly (OTCQB: MRIVF) filed an independent NI 43-101 Technical Report for the Davidson Mine Preliminary Economic Assessment dated February 6, 2026, effective December 23, 2025.

The report, prepared by A-Z Mining Professionals Ltd., is available on SEDAR+ and the company website and contains no material differences from prior December 23, 2025 disclosure. The technical content was reviewed and approved by QP Brian LeBlanc, P.Eng.

Moon River Moly (OTCQB: MRIVF) filed an independent NI 43-101 Technical Report for the Endako Mine Restart Preliminary Economic Assessment (PEA) with an effective date of November 21, 2025. The filing is available on SEDAR+ and the company's website. The Endako complex in British Columbia is currently on care and maintenance and includes an open-pit molybdenum mine, concentrator, and roaster approximately 190 km west of Prince George.

Moon River holds a 25% interest in the Endako Mine following an indirect acquisition completed on May 30, 2024; Centerra holds the remaining 75% through a joint venture. The company disclosed that Centerra did not participate in or endorse the PEA. The report was prepared by A-Z Mining Professionals Ltd. and reviewed by QP Brian LeBlanc, P.Eng.

The press release includes an internal date inconsistency: the filing is described as dated January 5, 2026 but later referenced as dated January 5, 2025 with the same effective date.

Moon River Moly (OTCQB: MRIVF) released an updated Preliminary Economic Assessment for the Davidson molybdenum-copper-tungsten project dated December 23, 2025. Key economics at an 8% discount: pre-tax NPV $1.747B, pre-tax IRR 42%; after-tax NPV $1.034B, after-tax IRR 32%. Assumptions include long-term prices for Mo, Cu and W, a 20-year mine life at 10,000 tpd, and initial capital $672.3M. Average annual production: 6,020,000 kg Mo, 679,600 kg Cu, 151.7 t W. Reported metrics include cash cost $22.11/kg Mo, AISC $22.80/kg Mo, 2.3-year payback, and measured & indicated resource of 80.76M tonnes grading 0.304% MoS2.

Moon River Moly (OTC: MRIVF) published a Preliminary Economic Assessment for restarting its 25% owned Endako molybdenum mine (Nov 21, 2025). Key PEA metrics: pre-tax NPV $1.1B and IRR 46%, after-tax NPV $790M and IRR 40% at an 8% discount using a long-term Mo price of US$49.73/kg (US$22.50/lb).

The plan models a 10-year life at 75,000 t/d (27.3 Mtpa), average annual production of 9.3M kg Mo, average cash cost US$25.60/kg and AISC US$29.85/kg. Initial capital including contingency is reported at $550.9M with a 2.2-year payback and estimated pre-production capex of $493.7M plus working capital.

Moon River Moly (OTCQB:MRIVF) provided updates on its two key assets - the 100%-owned Davidson Molybdenum Project and 25%-owned Endako Mine. The company expects to release Preliminary Economic Assessments (PEAs) for both properties within 90 days.

The Davidson PEA will include new copper and tungsten recovery estimates and ore particle-sorting (OPS) technology implementation. The project envisions an underground mining operation with 7,000 tonnes per day mill throughput using all-electric equipment. At Endako, currently under care and maintenance, the PEA will evaluate a potential restart, incorporating over 50 years of historical data. The company has collected seven tonnes of ore samples for OPS pilot-scale testing, expected to complete in 4-6 months.

Moon River Moly Ltd. (TSXV: MOO, OTCQB: MRIVF) has engaged Independent Trading Group (ITG) to provide market-making services across TSX Venture Exchange, CSE, and Cboe Canada venues. ITG will focus on maintaining reasonable market conditions and enhancing the liquidity of Moon River's common shares. The agreement includes a monthly compensation of CAD$6,500, with an initial one-month term that automatically renews unless terminated with 30 days' notice. The arrangement is strictly fee-based, with no performance factors or equity compensation involved. Both parties have confirmed their independence, with ITG and its principals holding no direct or indirect interest in Moon River's securities.

Moon River Moly (MRIVF) has announced promising results from an ore-sorting study at the Endako Mine Complex in British Columbia. The study, conducted by HPY Technology, tested two sorting technologies: XRT X-Ray sorting showed 88.6% metal retention with 40% waste rejection, while the new Photon Series Sensor technology achieved 80.7% metal retention with 79.4% waste rejection. Moon River owns a 25% stake in the Endako Mine Complex, with Thompson Creek Metals (TCM) holding the remaining 75%. The Endako facility, which has been on care and maintenance since July 2015, includes a 55,000-ton per day concentrator and molybdenum roaster. The positive study results suggest potential improvements in feed grade and processing efficiency at the currently suspended mine.

Moon River Moly Ltd. (OTCQB: MRIVF) has filed an amended technical report for its Davidson Project following a review by the Ontario Securities Commission. The Revised Davidson Project PEA Technical Report, dated April 2, 2024, includes several disclosure-related modifications such as:

• Addition of an author and amendment of expert reliance
• Enhanced site visit documentation
• Additional cautionary language for historical mineral resources
• Clarification of geological modeling approach
• Added details on mineral resource estimation assumptions
• Revision of MoS2 cut-off grade presentation

Importantly, the company emphasizes that these changes are purely disclosure-related and do not affect the technical aspects, estimates, or results of the mineral resources and preliminary economic analysis of the Davidson Project.

Moon River Moly Ltd. (MRIVF) has announced the granting of stock options to company personnel. The options allow for the acquisition of up to 135,000 common shares at an exercise price of $0.41 per share, with an expiration date of May 2, 2035. The grants include 100,000 shares allocated to a company director and 35,000 shares to a non-executive employee.