Orosur Mining Inc. reports as a minerals explorer and developer with operations in Colombia and Argentina. Company news centers on exploration at the 100%-owned Anzá Project in Colombia, including Pepas deposit mineral-resource work, NI 43-101 technical reporting, soil sampling, aeromagnetic surveys, and drilling across targets such as El Cedro and APTA.
Recurring updates also cover Argentine exploration at the El Pantano Project, quarterly financial results and MD&A filings, common-share issuances tied to warrant or RSU exercises, and total voting-rights disclosures for its AIM and TSX Venture-listed shares.
Orosur Mining (TSXV/AIM:OMI, OTCQX:OROXF) has announced a private placement offering to raise up to C$17 million in gross proceeds. The base offering aims to raise C$15 million through the sale of up to 44,117,647 common shares at C$0.34 per share, with an additional Agent's Option for up to C$2 million.
The offering, scheduled to close around September 30, 2025, will be conducted through Red Cloud Securities in Canada and Turner Pope Investments and Greenwood Capital Partners in the UK. The proceeds will primarily fund the advancement of the company's Anzá exploration project in Colombia and general working capital purposes.
The dual-listed company aims to broaden its shareholder base across Canada, the UK, and other jurisdictions while improving share liquidity. The offering is subject to regulatory approvals from TSX-V and AIM.
Orosur Mining (TSXV:OMI/AIM:OMI) reported significant drilling results from its Pepas prospect at the 100% owned Anzá Gold Project in Colombia. The latest infill drilling program revealed exceptional grades, including 47.25m @ 15.25g/t Au in PEP055, which contained an extremely high-grade vein intersecting 303.25g/t Au over 1.9m.
The Mineral Resource Estimate (MRE) infill program is ahead of schedule and could be completed by late October 2025. Additionally, the Company's El Cedro prospect is showing promising results from ongoing soil sampling programs, with large areas yielding over 0.3g/t Au and some exceeding 1g/t Au, indicating a potentially significant gold porphyry system.
The Company is also developing a comprehensive metallurgical test program for Pepas, with discussions underway with laboratories in South and North America.
Orosur Mining (OROXF), a minerals exploration company with operations in Colombia, Argentina, and Nigeria, has announced the exercise of warrants resulting in the issuance of 3,279,738 new common shares. The shares were issued for a total consideration of US$174,711.67 following the exercise of warrants from its January 8th, 2025 block listing.
Following this transaction, the company's total issued share capital now stands at 316,823,476 Common Shares, with 31,509,822 warrants remaining outstanding. The company has advised shareholders to use the new total share count for calculating voting rights and determining disclosure requirements under FCA's Disclosure and Transparency Rules.
Orosur Mining (TSXV:OMI) has announced exceptional drilling results from its 100% owned Anzá Gold Project in Colombia, with significant gold intersections at the Pepas prospect. The latest results include standout intercepts of 71.85m @ 6.13g/t Au from hole PEP052, continuing the project's strong performance following previous results like 62.3m @ 12.76g/t Au.
The company is advancing on multiple fronts: 45% completion of El Cedro soil sampling program in Colombia, and finalizing contracts for a maiden drilling program at El Pantano Gold/Silver Project in Argentina, scheduled to commence mid-October 2025. The El Pantano program will consist of 10-14 diamond holes totaling approximately 3000m, marking the first-ever drilling on the property.
The Pepas infill drilling program aims to establish a NI43-101 compliant Mineral Resource Estimate by year-end, with drilling designed to define boundaries and understand geological controls on mineralization.
Orosur Mining (TSXV:OMI) has announced exceptional drilling results from its Pepas gold prospect at the 100% owned Anzá Gold Project in Colombia. The latest infill drilling program revealed outstanding intercepts, with hole PEP047 returning 104m @ 6.61g/t Au from surface, PEP048 showing 32.3m @ 3.65g/t Au, and PEP049 yielding 94.2m @ 3.74g/t Au.
The company is progressing rapidly with its NI43-101 compliant Mineral Resource Estimate (MRE) targeted for completion by year-end. With an efficient drilling pace of approximately one hole per week and quick 3-4 day laboratory turnaround times, Orosur is advancing the project at an exceptional rate. The company plans to initiate additional studies on metallurgy, mine planning, and logistics to expedite Pepas' development post-MRE.
[ "Exceptional drilling results with hole PEP047 showing 104m @ 6.61g/t Au from surface", "Fast drilling progress with ~1 hole per week completion rate", "Quick laboratory turnaround time of 3-4 days", "100% ownership of the Anzá Project following completion of Share Purchase Agreement", "Excellent infrastructure including water, power and communications" ]Orosur Mining (TSXV:OMI, AIM:OMI) announced that Newmont Mining Corporation has sold its entire 9.4% stake in the company to several institutional long-term investors at C$0.19 per share.
The divestment is part of Newmont's strategy of non-core disposals. However, Newmont indicated it may consider increasing its ownership in Orosur in the future depending on market conditions. Orosur's Executive Chairman Louis Castro welcomed the new long-term investors, viewing their investment as validation of the company's development projects.
Orosur Mining Inc (TSXV:OMI)(AIM:OMI), a mineral explorer and developer operating in Columbia, Argentina, and Nigeria, has provided its block listing six-monthly return update. The company reported that 16,645,103 securities were issued/allotted during the period from January 13, 2025, to July 14, 2025, leaving a balance of 15,203,116 unallotted securities.
Additionally, Orosur has applied to the London Stock Exchange for a block admission of 19,586,444 new common shares (approximately 6.25% of current issued share capital) related to unlisted investor and broker warrants from their March 2025 Brokered private placement. These shares are expected to be admitted to trading on AIM around July 18, 2025.
Orosur Mining (TSXV/AIM:OMI, OTCQX:OROXF) announced plans to begin a Mineral Resource Estimate (MRE) drilling program at its Pepas gold prospect within the Anzá Project in Colombia. The decision follows positive external conceptual studies and record-high gold prices that suggest potential near-term production opportunities.
The company will run parallel streams of exploration and resource definition, with its single drill rig now focused on infill drilling at Pepas. The MRE drilling program requires 1,500-2,000m of additional drilling, targeting completion by December 2025. Recent drilling at Pepas has yielded significant results, including intersections of up to 10.15 g/t gold over 59 meters.
The Anzá Project, now 100% owned by Orosur following the acquisition of Minera Monte Aguila shares in November 2024, is located in Colombia's prolific mid-Cauca belt, 50km west of Medellin.