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:OROXF) reported high‑grade drill results at Pepas, expanded exploration at El Cedro, and a new drill program at El Pantano.
Key highlights include PEP066: 112m @ 5.25 g/t Au from surface, PEP065/065B infill intercepts (≈33m @ ~2.8 g/t Au) and soil assays at El Cedro > 1 g/t Au. Consultants arrive early November to progress a possible NI 43‑101 MRE for Pepas. A 3,000m diamond reconnaissance drill campaign at El Pantano starts this week targeting a 25km epithermal corridor; El Cedro drilling is planned for Q1 2026.
Orosur Mining (OTC:OROXF) released audited results for the quarter ended Aug 31, 2025 on Oct 24, 2025. Key operational moves include a decision to advance infill drilling at the Pepas prospect (Anzá, Colombia) toward a possible Maiden Mineral Resource Estimate, continued work at El Cedro and APTA, and a planned 3,000 metre diamond drilling campaign at El Pantano in Argentina. The company earned a 51% interest in Deseado after investing US$1m and can earn 100% with an additional US$2m.
Financial highlights: cash at period end was $3.906m (May 31 $4.877m) and, post-period, an upsized brokered private placement raised CAD$20m, leaving pro forma cash of $17.2m. Nigeria investment was fully impaired.
Orosur Mining (OTC:OROXF) announced a new corporate investor presentation posted on its investor website following a live session on 15 October 2025. The presentation covers the company’s exploration and development activities in Colombia, Argentina and Nigeria and is available at the company’s presentations page.
Contact details for executive management and corporate brokers are provided for investor enquiries, and the release notes distribution via Reach/RNS on the London Stock Exchange.
Orosur Mining (OTC:OROXF) will host a live investor webinar Q&A on 15 October 2025 at 5:00 pm UK time featuring Louis Castro, Executive Chairman, and Brad George, CEO.
Events are open to existing and potential shareholders via the Investor Meet Company platform. Investors can register at https://www.investormeetcompany.com/orosur-mining-inc/register-investor. Questions may be submitted pre-event via the Investor Meet Company dashboard until 9:00 am UK time on the meeting day or during the live session. Followers on the platform will be invited automatically.
For more information visit www.orosur.ca, follow on X @orosurm, or contact info@orosur.ca / Tel: +1 (778) 373-0100.
Orosur Mining (OROXF) reported assay results from five additional Pepas infill drill holes at the Anzá gold project in Colombia dated October 7, 2025. Key intercepts include PEP060: 63.55m @ 8.23 g/t Au and PEP064: 49.95m @ 4.29 g/t Au (including 15.6m @ 9.88 g/t). The company said the infill program aims to convert Pepas to a NI43-101 Mineral Resource Estimate by year-end, with a mid-program review underway and a likely site visit by resource consultants around early November. Since the November 2024 SPA closing, 53 holes have been drilled post-transaction. Work continues on defining mineralisation margins and refining the geological model ahead of the MRE process.
Orosur Mining (TSX-V:OMI / AIM:OMI) closed an oversubscribed brokered private placement for aggregate gross proceeds of C$20.0 million on October 2, 2025, including full exercise of the agents' option for C$2.0 million. The Company issued 58,823,530 common shares at C$0.34 per share. Net proceeds will be used principally to advance the Anzá exploration project in Colombia and for general working capital.
Commissions paid totaled approximately C$1,326,634 (agents C$809,995.80; UK brokers & SP Angel £274,807.44 ≈ C$516,638). Following the close and recent warrant exercises, total shares outstanding will be 385,163,924. Related party 1832 Asset Management subscribed for 4,412,000 shares and will hold ~11.5%.
Orosur Mining (TSX:OMI/AIM:OMI) announced updates regarding its share capital and voting rights. The company will issue 260,000 Common Shares following options exercise by two consultants at prices of C$0.22 and C$0.325, and 8,675,418 Common Shares for US$701,894 following warrant exercises in September 2025.
Following these issuances, Orosur's total issued share capital will comprise 325,758,894 Common Shares. The company will have 4,701,668 options and 22,834,404 warrants outstanding after admission.
Orosur Mining (OROXF) has announced its fiscal year 2025 results, marking significant operational and financial achievements. The company completed the acquisition of Minera Monte Aguila S.A.S., gaining 100% ownership of its flagship Anzá Gold Project in Colombia. The Pepas prospect has shown exceptional drilling results, leading to plans for a Mineral Resource Estimate by December 2025.
Financially, Orosur raised substantial capital through multiple placements, including C$6 million in March 2025 and an announced C$20 million placement post-period. The company's cash position strengthened to $4.87 million as of May 31, 2025, up from $1.33 million in 2024. The company reported a net income of $9.94 million for the year, primarily due to the successful resolution of Uruguay operations.
Orosur Mining (TSX:OMI/AIM:OMI) provided a corporate update regarding its previously announced C$20 million upsized brokered private placement. The offering, comprising up to 58,823,530 new common shares, is scheduled to close on October 2, 2025, with trading expected to commence on AIM on October 3, 2025.
Additionally, the company issued 260,000 common shares following options exercises by two consultants at prices of C$0.22 and C$0.325, and 8,675,418 common shares for US$701,894 from warrant exercises. Post-admission, Orosur will have 325,758,894 common shares in issue, with 4,701,668 options and 22,834,404 warrants remaining outstanding.
Orosur Mining (TSX-V:OMI, AIM:OMI) has announced an upsized brokered private placement offering, increasing the size from C$15 million to up to C$20 million. The company will sell up to 52,941,177 common shares at C$0.34 per share in the base offering, with an additional agent's option for up to 5,882,353 shares.
Red Cloud Securities is acting as lead agent and sole bookrunner, alongside UK corporate brokers Turner Pope Investments and Greenwood Capital Partners. The offering is expected to close around September 30, 2025. The proceeds will be used to advance the company's Anzá exploration project in Colombia and for general working capital purposes.