Welcome to our dedicated page for Grande Porta news (Ticker: GPTRF), a resource for investors and traders seeking the latest updates and insights on Grande Porta stock.
Grande Portage Resources Ltd. (OTCQB: GPTRF) generates news primarily through exploration, engineering and corporate updates related to its New Amalga Gold Project in Southeast Alaska. As a mineral exploration company with a 100% interest in the New Amalga property, its disclosures focus on advancing a gold and silver mineral system within the Juneau Gold Belt.
News items commonly highlight technical milestones such as updated NI 43-101 Mineral Resource Estimates, drilling plans and results, and environmental and geotechnical programs. The company reports on filing Plans of Operations with the US Forest Service, geotechnical and hydrogeological characterization work, and the installation of long-term environmental monitoring infrastructure under a Special Use Permit. These updates provide insight into how New Amalga is moving from exploration toward more detailed evaluation and permitting.
Another key theme in GPTRF news is project configuration and logistics. Releases describe the small-footprint underground mining concept with third-party offsite processing, as well as progress on transportation infrastructure, including a proposed mine access road and an ore barge dock at Cascade Point under a Letter of Intent with Goldbelt Inc. Investors can also follow offtake and marketability studies that examine potential processing pathways for New Amalga material.
In addition, Grande Portage issues news on financings, private placements and marketing initiatives that support ongoing work at New Amalga. For readers tracking GPTRF, the news feed offers a consolidated view of technical, regulatory, infrastructure and capital-raising developments that shape the company’s exploration and project advancement strategy.
Grande Portage Resources (OTCQB:GPTRF) announced a positive PEA for the New Amalga Gold Project in SE Alaska, showing a Base Case pre-tax NPV(5%) of US$979M and pre-tax IRR of 69% at US$3,200/oz gold. Key metrics include 1.05Moz LOM production, 7-year mine life, Pre-Production CAPEX of US$254.8M, and LOM AISC of US$1,408/oz.
The study models an underground selective mine with sensor-based ore sorting and offsite third-party processing to reduce onsite footprint and enable rapid payback.
Grande Portage Resources (OTCQB:GPTRF) contracted Timberline Drilling for up to 4,300 metres across up to 14 drillholes at the New Amalga Gold Project; drilling is expected to start in late June 2026 following an operations permit from the US Forest Service obtained in January.
The company is finalizing a NI 43-101 PEA expected late Q1 2026 and will pursue FAST-41 federal permitting after publication; project hosts an Indicated 1,438,500 oz Au at 9.47 g/t and Inferred 515,700 oz Au at 8.85 g/t.
Grande Portage Resources (OTCQB:GPTRF) received US Forest Service approval for its 2026 Plan of Operations to conduct drilling and fieldwork at the New Amalga Gold project in Southeast Alaska. The program allows up to 4,300 metres of diamond drilling from up to 14 drillholes, installation of instrumentation, surface mapping and trench sampling, with drilling expected to begin in late June 2026 per permit conditions. The project hosts an updated NI 43-101 MRE (effective July 17, 2024) with an Indicated 1,438,500 oz Au @ 9.47 g/t and Inferred 515,700 oz Au @ 8.85 g/t. A PEA is in progress and expected in Q1 2026.
Grande Portage (OTCQB:GPTRF) received a fully executed US Forest Service Special Use Permit on Jan 5, 2026 authorizing installation of long‑term environmental monitoring infrastructure at the New Amalga Gold Project in Southeast Alaska.
Authorized works include meteorological stations, stream gauging sensors, satellite uplink communications and power to support future air and water permits and design of a mine water treatment system. The project hosts an Indicated Resource of 1,438,500 oz Au @ 9.47 g/t and an Inferred Resource of 515,700 oz Au @ 8.85 g/t. A NI43‑101 PEA is in progress, expected Q1 2026.
Grande Portage (OTCQB:GPTRF) provided a December 16, 2025 update on transportation infrastructure for the New Amalga Gold Project in southeast Alaska.
Key advances include a State road easement application now in adjudication enabling initial State-land road construction and nearer helicopter staging; ADOT&PF awarded a US$28.5M Phase 1 contract for Cascade Point in July 2025 and the State signed a US$1.3M December 2025 contract to extend hydropower to Cascade Point. Goldbelt supplied next-phase dock engineering for a containerized ore barge dock. The project hosts an updated NI 43-101 Indicated resource of 1,438,500 oz Au @ 9.47 g/t and Inferred 515,700 oz Au @ 8.85 g/t.
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).