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Grande Portage Resources Ltd. advances the New Amalga Gold Project in Southeast Alaska, a gold project about 25 kilometers north of Juneau. News about GPTRF centers on NI 43-101 technical reporting, Preliminary Economic Assessment work, drilling and resource-definition programs, geotechnical and hydrogeological studies, and environmental data collection tied to project review and permitting.
Company updates also cover U.S. Forest Service authorizations, geochemical characterization and backfill testwork, socioeconomic impact analysis, access and infrastructure planning, and capital-markets status, including the company’s U.S. OTCQX trading under the symbol GPTRF.
Grande Portage (OTCQB:GPTRF) closed a non-brokered private placement of 20,000,000 units at C$0.25 per unit for aggregate gross proceeds of C$5,000,000 on December 9, 2025. Each Unit comprises one common share and one-half warrant; each whole warrant is exercisable at C$0.35 for 2 years.
Net proceeds will fund exploration and development of the New Amalga Gold deposit and general working capital. Securities are subject to a four-month hold expiring April 10, 2026. Subscriber Mr. Eric Sprott (through 2176423 Ontario Ltd.) now beneficially owns 35,000,000 shares and 10,000,000 warrants, about 19.7% non-diluted and 24% partially diluted.
Grande Portage Resources (OTCQB:GPTRF) announced a non-brokered private placement of 20,000,000 units at C$0.25 for gross proceeds of C$5.0 million, to be subscribed in full by Eric Sprott through a related vehicle. Each Unit includes one common share and one-half warrant; each whole warrant is exercisable at C$0.35 for two years. The company said net proceeds will fund exploration and development of the New Amalga Gold Project and general working capital, with securities subject to a four-month plus one day hold.
The release notes an Indicated Resource of 1,438,500 oz Au at 9.47 g/t and an Inferred Resource of 515,700 oz Au at 8.85 g/t (effective July 17, 2024). Closing is subject to TSXV approval; Mr. Sprott agreed not to exercise warrants that would push his stake above 19.99% until shareholder approval for control-person status is obtained.
Grande Portage Resources (OTCQB:GPTRF) announced an independent marketability offtake study for the New Amalga Gold Project dated December 1, 2025, validating third‑party offsite processing and sales outside China. The study found New Amalga material has high payable gold content and is attractive as a copper smelter feed due to high silica, enabling strong gold recoveries and payabilities. Multiple copper smelters outside China expressed interest. The project hosts an Indicated Resource of 1,438,500 oz Au at 9.47 g/t and an Inferred Resource of 515,700 oz Au at 8.85 g/t. A NI 43‑101 PEA is expected in Q1 2026.
Grande Portage Resources (OTCQB:GPTRF) reports receipt of an aerial LiDAR survey at the New Amalga Gold project in southeast Alaska to support engineering, environmental work and exploration targeting.
Key disclosed metrics: Indicated Resource 1,438,500 oz Au at 9.47 g/t (4,726,000 t); Inferred Resource 515,700 oz Au at 8.85 g/t (1,813,000 t); ~240 drill holes totaling ~65,000 m; metallurgical recoveries up to 98.2%. Project is 25 km north of Juneau and 6 km from a paved highway. Company expects a NI 43-101 Preliminary Economic Assessment in Q1 2026.
Grande Portage Resources (OTCQB:GPTRF) filed its 2026 Plan of Operations (drill permit) with the US Forest Service for the New Amalga Gold project in Southeast Alaska on November 20, 2025. Subject to regulatory approval, the program proposes up to 4,300 metres of diamond drilling from up to 14 drillholes, plus instrumentation, surface mapping and trench sampling.
Planned work emphasizes geotechnical and hydrogeological characterization including detailed logging, piezometer installation and packer testing to support environmental review, permitting and mine development planning. The project hosts an Indicated Resource of 1,438,500 oz Au at 9.47 g/t (4,726,000 tonnes) and an Inferred Resource of 515,700 oz Au at 8.85 g/t (1,813,000 tonnes).
Grande Portage (OTCQB:GPTRF) retained Machai Capital under a November 17, 2025 agreement to provide a four-month digital marketing program including multi-platform campaigns, SEO/SEM, social media, email marketing and targeted investor communications.
The company paid C$400,000 plus GST from general working capital and granted options for 500,000 common shares exercisable at $0.25 until March 17, 2028. The engagement is subject to TSXV approval.
Grande Portage Resources (OTCQB:GPTRF) closed a non-brokered private placement on November 14, 2025, raising $1,044,175 by issuing 4,539,890 Units at C$0.23 per Unit.
Each Unit includes one common share and one warrant exercisable at C$0.35 for two years. No insiders participated. The Company paid $5,520 cash and issued 24,000 finder's warrants exercisable at C$0.23 for 24 months. Proceeds are intended for New Amalga Gold project exploration, marketing, and working capital. Securities not registered for U.S. sale; offering under Canadian exemptions and subject to TSXV final approval.
Grande Portage (OTCQB:GPTRF) announced a non-brokered private placement of up to 4,347,826 Units at C$0.23 per Unit for aggregate gross proceeds of up to C$1,000,000. Each Unit includes one common share and one warrant exercisable at C$0.35 for 24 months. Proceeds are intended to fund exploration and development of the New Amalga Mine project in Alaska and for general working capital. The Offering is made under the LIFE Exemption to Canadian investors (excluding Quebec) and selected jurisdictions outside Canada, may close in multiple tranches with a first tranche expected on November 18, 2025 and final closing no later than December 19, 2025, and is subject to TSX Venture Exchange acceptance.
Grande Portage Resources (OTCQB:GPTRF) provided updates on the New Amalga Gold Project in Southeast Alaska, reporting an Indicated Resource of 1,438,500 oz Au at 9.47 g/t (4,726,000 tonnes) and an Inferred Resource of 515,700 oz Au at 8.85 g/t (1,813,000 tonnes). The project concept envisions a small-footprint underground mine with third-party offsite processing to avoid an onsite mill or tailings storage facility.
Grande Portage will present on November 5, 2025 at the Alaska Miners Association annual convention and expects a 43-101 Preliminary Economic Assessment to be completed in February 2026. The company contracted RESPEC Inc. to perform roadway and traffic studies for ore haulage on Glacier Highway and to assist with mining cost estimation. Subject to TSXV approval, the company granted 2,200,000 incentive stock options exercisable at $0.25 until Nov 2, 2030.
Grande Portage (OTCQB:GPTRF) announced initiation of an NI 43-101 Preliminary Economic Assessment (PEA) for the New Amalga Gold Project in Southeast Alaska.
The project hosts a high-grade mineral resource of 1.4 million ounces indicated and 0.5 million ounces inferred gold and is open to expansion. The company received indicative offtake terms showing gold payability of 72%–87% depending on grade, with typical expected payabilities of 80%–85% using sensor-based ore sorting. Treatment and refining charges are quoted as copper benchmark TC plus $95/tonne and $10 per contained gold ounce refining charge.
An initial draft PEA is anticipated in early to mid-January 2026 with final completion targeted for mid-to-late February 2026. The company plans small-footprint underground mining with third-party offsite processing to avoid an onsite mill or tailings facility.