St Barbara Limited has announced a significant production growth trajectory that positions the gold miner for a compound annual growth rate of 59% from FY27 through FY30, with attributable production rising from 48,000 ounces to 191,000 ounces per annum. This announcement represents a material inflection point for the company, underpinned by three key projects: the 40% attributable interest in the New Simberi Gold Project in Papua New Guinea, the Touquoy Restart in Nova Scotia, and the 15-Mile Processing Hub Project in Canada.
The financial foundation supporting this growth appears solid. St Barbara completed the Lingbao transaction on 2 April 2026, resulting in cash and bullion holdings of A$504 million plus A$24 million in listed investments. The company has secured full funding for its development pipeline, with capital requirements of US$6 million for the Touquoy Restart in the first half of FY27, US$108 million for the New Simberi Gold Project across FY27 to FY28, and US$201 million for the 15-Mile Processing Hub in FY29. These capital needs will be met through existing cash reserves and operating cash flow from the restart and initial production phases.
The operational metrics underlying this growth strategy demonstrate long-term sustainability. New Simberi is expected to deliver approximately 100,000 ounces per annum at a life-of-mine average all-in sustaining cost of US$1,336 per ounce, with a mine life exceeding 14 years. The 15-Mile Processing Hub Project is anticipated to generate above 100,000 ounces annually at a lower cost profile of US$1,188 per ounce AISC, supported by over 11 years of mine life. These cost metrics position St Barbara competitively within the gold industry, particularly given the long reserve lives that provide visibility well into the 2030s and 2040s.
For investors, this announcement signals a transition from a mid-tier producer to a more substantial gold mining operation. The pathway to over 190,000 ounces in FY30 and potentially exceeding 200,000 ounces in FY31 represents meaningful scale expansion that should improve the company’s financial profile and investor appeal. The combination of funded growth, long mine lives, and reasonable cost guidance provides a relatively predictable earnings profile over the medium term.
Key metrics to monitor include execution on the Touquoy Restart, which commences capital deployment in the near term, and progress on the New Simberi development, which represents the largest capital commitment and production driver. Investors should also track any updates on the 15-Mile Processing Hub development, including permitting outcomes and final investment decision timing. Additionally, gold price movements will significantly impact returns, particularly given the US dollar denominated AISC guidance. The announcement is price sensitive and has been flagged as material by the ASX.
View the full ASX announcement (PDF)
About St Barbara Limited (ASX: SBM)
St Barbara Limited is an Australian-based gold mining company with operations in Canada and Papua New Guinea. The company operates the Atlantic Operations in Nova Scotia, Canada, which includes the Touquoy mine, and the Simberi Operations in the province of New Ireland, Papua New Guinea. The company engages in the exploration, development, mining, and sale of gold, with additional interest in silver exploration.
If you would like to discuss this announcement or how it might affect your portfolio, request a callback or call us on 1300 889 603.

