Northern Star (NST) — Stock Analysis 2026 [3.6]

Analysis as of 31 July 2026. A point-in-time snapshot, not an evergreen guide. Fundamentals come from Northern Star’s FY2025 Annual Report (year ended 30 June 2025), the June 2026 quarterly activities report (29 July 2026) and the annual Resources and Reserves update for the 12 months to 31 March 2026 (3 June 2026). The FY2026 financial results and FY2027 guidance are both due 20 August 2026 and are not yet available, so FY2026 income-statement lines are derived from the quarterly disclosures and labelled as such; market data is as of 28–30 July 2026. Rating: ★★★½, Solid — Fairly valued → priced about right: the edge is the catalyst. Price deck: spot gold ~A$5,850/oz (US$4,083), base case A$4,900/oz, conservative long-term A$4,000/oz; 5% real post-tax discount rate, the precious-metals convention. Figures are Australian dollars unless marked US$, converting at A$1 = US$0.6980. Refreshed on each annual report and on material events. For information only, prepared with AI assistance — see the disclaimer at the end.

Northern Star is Australia’s largest gold miner, it owns the biggest gold mine in the country, and it has just spent three years and A$1.6 billion rebuilding that mine’s processing plant while missing its own guidance seven times. The thesis in one line: a genuinely tier-one, tier-one-jurisdiction reserve base of 28.4 million ounces is attached to an operating and capital-allocation record poor enough to have drawn an activist with a billion dollars and a demand for a strategic review. Why look now: the KCGM mill expansion entered commissioning in July, a new chief executive starts in October, and the market has marked the shares down 37% from their 52-week high while gold sits at a record. To screen Northern Star against every listed gold producer on production, reserves, grade and cost, go to Metal Pilot.

1. Snapshot & thesis

Northern Star Resources Ltd (ASX: NST) is a senior gold producer headquartered in Subiaco, Western Australia, with about 3,383 employees and three operating production centres — Kalgoorlie and Yandal in Western Australia and Pogo in Alaska — comprising six mining operations, plus one development project, Hemi in the Pilbara, acquired with De Grey Mining in May 2025. By archetype it is a producer/operator carrying a large funded development project, which means the full nine-dimension rubric applies (Section 9) and the valuation runs sum-of-the-parts (Section 7). (AISC = all-in sustaining cost, the industry’s per-ounce measure of cash costs plus royalties, corporate overhead and sustaining capital, but not growth capital; AIC = all-in cost, which adds growth capital and exploration; koz = thousand ounces, Moz = million ounces; 2P = proven and probable ore reserves.)

Figure 1. Northern Star in numbers

Figure data: Northern Star June 2026 Quarterly Activities Report (production, AISC, cash, share count) and Resources and Reserves Update, 3 June 2026 (reserves, resources); market data per stockanalysis.com as of 28 Jul 2026. Rating per Section 9, valuation read per Section 7.

Table 1. Northern Star in numbers

Source: Northern Star June 2026 Quarterly Activities Report for FY2026 operating, cost, hedging and balance-sheet figures; Resources and Reserves Update, 3 June 2026 for reserves and resources; Northern Star 2025 Annual Report for the FY2025 dividend; market data per stockanalysis.com , 28 Jul 2026. Cash margin = (realised price − AISC) ÷ realised price. Enterprise value = market capitalisation less net cash; net cash = cash and bullion of A$1,235 m less the US$600 m senior guaranteed notes converted at A$1 = US$0.6980. Corporate bank facilities of A$1,750 m were undrawn at 30 June 2026. Listed: Public (ASX: NST).

Thesis in brief. Bull: this is 28.4 Moz of reserves and 88.9 Moz of resources — both up more than a quarter year-on-year, at a discovery cost under A$23/oz — entirely inside Western Australia and Alaska, throwing off a A$2,227/oz cash margin, and the two things that have been consuming cash are about to stop: the KCGM mill expansion is commissioning now, and Hemi’s 530 koz a year arrives early next decade. Bear: the company has missed production or cost guidance seven times in four financial years, abandoned its 2 Moz FY2026 target, watched AISC rise 25% in a single year, issued about a quarter of its capital to buy an asset that will not pour gold before 2031, and is now replacing its chief executive and its chairman under pressure from an activist holding more than A$1 billion of stock. What tips it: whether the expanded 27 Mtpa mill at KCGM actually delivers the ounces the reserve says it should. The full rating and its rationale are in Section 9.

How to read this analysis: here for the verdict? The statcards above and the rating in Section 9 are the whole story. Want the evidence? Read Section 2 (the assets) through Section 7 (the valuation).

2. Assets & operations

Northern Star sells into the strongest gold market on record. Spot gold sat near US$4,083/oz at the end of July 2026 — roughly A$5,850/oz — yet the company realised A$4,925/oz across FY2026, because a legacy hedge book is still delivering ounces at A$3,397. That gap is worth holding in mind through everything below: this is a business earning enormous margins that are nonetheless smaller than the spot price implies. For how gold is priced, who mines it and why miners are geared to the metal, see the Gold — A Complete Market Guide . This section spends its words on the company.

2.1 Portfolio overview & map

The portfolio is unusually clean for a senior producer: six operations in two countries, both top-tier jurisdictions, organised into three production centres, plus one development project.

Table 2. Asset base

Source: Northern Star June 2026 Quarterly Activities Report , Tables 2 and 6–11, for FY2026 gold sold and AISC by operation; Resources and Reserves Update, 3 June 2026 for reserves and resources effective 31 March 2026, prepared under the JORC Code (2012). Mineral resources are inclusive of ore reserves and are not ore reserves. Reserves are estimated at an assumed gold price of A$2,900/oz for Australian assets and US$1,900/oz for Pogo; resources at A$3,700/oz and US$2,600/oz respectively — both conservative against a spot price near A$5,850/oz. Carosue Dam’s reserve is derived as the Kalgoorlie centre residual and is approximate. Kalgoorlie Operations combines Kanowna Belle and South Kalgoorlie. Pogo AISC is stated in US dollars, its functional currency; the FY2026 average rate was A$1 = US$0.68. Listed: Public (ASX: NST).

Concentration cuts two ways. KCGM alone is 53% of group ore reserves, 47% of mineral resources and 30% of production — this is, in practice, a KCGM company with four other mines attached. But no single operation is more than a third of output, all six sit in jurisdictions with no expropriation risk, and the reserve base behind them is 18 years deep.

2.2 Where the ounces and the value sit

Northern Star produces one metal. By-product credits were A$33 million against A$7,602 million of gold revenue in FY2026 — four-tenths of one percent — so the by-metal revenue split a polymetallic miner publishes here would be a single slice, and gold sold by operation is the revenue split by asset.

Figure 2. FY2026 gold sold by operation

Figure data: Northern Star June 2026 Quarterly Activities Report , Tables 6–11. Gold revenue by operation follows the same ranking, since all six operations sell into one gold price; group gold revenue was A$7,602 m in FY2026.

Figure 3. Risked net asset value by asset

Figure data: the Section 7 net-asset-value build (Table 12, base case: A$4,900/oz gold, 5% real post-tax discount rate, Hemi risked at 0.70). Shares are of gross asset value before net cash and the hedge book — the bridge to equity is Figure 6. The Hemi risk factor is the author’s estimate, not a disclosed figure.

Read together, the two figures show why the KCGM story dominates the equity: the Kalgoorlie centre is 55% of production but 61% of value, because it holds the long reserve life and the mill that is about to double in capacity. Pogo is the opposite — 17% of production and 12% of value from a mine with nine years of reserves, but it generated A$609 million of net mine cash flow in FY2026, more than Kalgoorlie and Yandal combined, because it carries no expansion bill.

2.3 KCGM — the Super Pit and the new mill

KCGM, the Kalgoorlie Consolidated Gold Mines complex, is the Fimiston open pit — the Super Pit — plus the Mt Charlotte underground and the Fimiston underground development, and it is Australia’s largest gold mine. Northern Star acquired full ownership in stages to 2019–2020 and has since doubled its mineral resource, adding 19.8 Moz to reach 42.2 Moz, and lifted ore reserves 50% to 15.0 Moz.

FY2026 sold 468 koz at an AISC of A$2,495/oz — the group’s lowest-cost Australian operation — from 10.3 Mt milled at 1.8 g/t and 83% recovery. The June quarter was the best of the year at 136 koz and A$2,411/oz, with open-pit material movement at an annualised 88 Mtpa and underground at 3.2 Mtpa, both records under Northern Star ownership. That followed a bruising FY2025 in which delayed access to the high-grade Golden Pike North area, while a 4.5-year East Wall remediation was completed, was a principal cause of the group missing original guidance.

The transformation under way is the KCGM Mill Expansion Project, which replaces about 85% of the 13 Mtpa Fimiston processing plant and lifts capacity to 27 Mtpa. Stage I entered commissioning in July 2026 on schedule after more than three years of construction, with tie-in planned for September; Stage II consolidates the separate Gidji facility into a single Fimiston hub by late 1H FY2027, eliminating concentrate haulage and adding a forecast 1–2% recovery uplift. Total project spend from the first quarter of FY2024 stands at A$1,605 million, of which A$713 million fell in FY2026, alongside a further A$322 million of “operational readiness” capital for tailings facilities, a thermal power station, transmission, camp and stores.

The key asset-level risk is stated plainly by the company itself: management declined to give FY2027 group guidance with the June quarterly, deferring it to 20 August so that ore commissioning in August can “identify and address latent constraints that could affect throughput, recovery and plant availability”, and said it does not expect to give FY2028–FY2029 medium-term guidance in calendar 2026 at all. Ramp-up to a 27 Mtpa run-rate is expected to take roughly two years, reaching steady state in FY2029. Everything good about this analysis rests on that ramp.

2.4 Pogo — the quiet cash machine

Pogo, near Delta Junction in interior Alaska, is a narrow-vein underground mine and the group’s highest-grade asset by a wide margin: 9.3 Moz of mineral resources at 7.6 g/t and 2.4 Moz of reserves at 6.8 g/t, against a group average of 1.7 g/t and 1.4 g/t. FY2026 sold 265 koz at an AISC of US$1,534/oz (A$2,259), and the June quarter was its strongest — 82 koz at US$1,384/oz — driven by higher-grade stoping from newly established areas in East Deeps and Liese 3, with stoping ore reaching 72% of mill feed and development advancing at 1,560 metres a month.

Two things make Pogo matter more than its 17% share of production suggests. It delivered a fifth consecutive annual record net mine cash flow, A$609 million, on just US$19 million of growth capital in the June quarter — it is the only production centre currently returning materially more cash than it consumes. And its resource grew 3.1 Moz in the year, including a maiden 0.3 Moz Star resource 1.3 km from the mine and extensions at East Deeps and South Pogo, with a lower cut-off grade (4.1 g/t to 3.4 g/t) unlocking tonnes at the higher gold price.

The asset-level risk is logistical and structural rather than geological: Pogo is a remote, narrow-vein underground operation with a cost base above the Australian mines when expressed in common currency, and a major planned shutdown of the processing plant and underground ore bin falls in the September 2026 quarter.

2.5 Hemi — the growth asset

Hemi, in the Pilbara, arrived with the A$5 billion all-scrip takeover of De Grey Mining completed in May 2025 and is expected to become Northern Star’s fourth production centre. The 2026 statement booked it for the first time under Northern Star’s own standards at 13.2 Moz of mineral resources and 5.5 Moz of ore reserves — the single largest addition in the company’s history, and 19% of group reserves.

The published economics are still De Grey’s. Northern Star has not restated them, and a final investment decision is targeted for late FY2027.

Table 3. Hemi — De Grey definitive feasibility study, September 2023

Source: De Grey Mining’s Hemi Definitive Feasibility Study, announced September 2023, as summarised by Australian Mining and MINING.COM . These are study estimates prepared by the prior owner at a A$2,700/oz gold price, not achieved results and not Northern Star’s own guidance. Northern Star’s 31 March 2026 ore reserve for Hemi is 5.5 Moz, restated under its own standards; the DFS contemplated 5.7 Moz of recovered ounces. Capital cost is stated in 2023 dollars and has not been re-based.

The honest read: the study’s A$2,700/oz gold price is roughly half today’s spot, so Hemi’s real economics at current prices are far better than the table shows — but its A$1.3 billion capital estimate is three years old, and this is a company whose most recent major build has absorbed A$1.6 billion and counting. FY2026 spending on Hemi was A$104 million of development capital against guidance of A$165–175 million, plus A$39 million of exploration. Permitting continues: Managed Aquifer Recharge trials begin in the September 2026 quarter following agreement with Traditional Owners, feeding the Western Australian EPA’s secondary approval process. The asset-level risk is simply that FID slips again — it has already moved from FY2026 to late FY2027.

2.6 Yandal — Jundee and Thunderbox

The Yandal centre is the group’s problem child. It sold 434 koz at an AISC of A$3,198/oz in FY2026 — A$700 an ounce above the Kalgoorlie centre and the highest cost in the portfolio — split between Jundee (202 koz at A$3,212/oz, underground only) and Thunderbox & Bronzewing (232 koz at A$3,187/oz, open pit and underground).

Both improved through the year. Thunderbox delivered a record quarter in June, 67 koz, on better mill throughput, higher-grade Orelia ore and an increasing contribution from the Bannockburn open pit replacing low-grade stockpile feed. Jundee sold 57 koz in the June quarter, up 24%, and the company began an operational review during the quarter whose early outcomes are informing an updated medium-term mine plan.

The structural problem is reserve life. Yandal carries 2.6 Moz of ore reserves against 434 koz a year — about six years — and reserves fell 0.4 Moz over the year at Thunderbox on depletion and smaller open-pit shells. Jundee, to its credit, replaced depletion and held reserves at 1.0 Moz. Behind them sits 10.7 Moz of mineral resources, so the ounces exist; the question is whether they convert at a cost that works. The valuation in Section 7 assumes eight years of Yandal production, two more than reserves currently support, and says so.

2.7 Carosue Dam and Kalgoorlie Operations

The two smaller Kalgoorlie-centre mines together sold 377 koz, about a quarter of group output. Carosue Dam sold 217 koz at an AISC of A$2,732/oz from 3.8 Mt milled; Wallbrook open-pit mining was completed as planned in the June quarter, marking the transition to underground mining supplemented by lower-grade stockpiles — which is why its unit cost rose through the year to A$3,082/oz in the final quarter. Kalgoorlie Operations — the Kanowna Belle and South Kalgoorlie underground mines — sold 160 koz at A$2,617/oz at a head grade of 3.1 g/t, the highest of the Australian assets. Between them they hold about 3.0 Moz of reserves and 13.5 Moz of resources, including a maiden 0.9 Moz Hercules resource and a 0.25 Moz probable reserve defined in FY2025.

2.8 Group production, reserves & costs

Table 4. FY2026 performance by production centre

Source: Northern Star June 2026 Quarterly Activities Report , Table 2, 12 months ending 30 June 2026. Pogo figures are converted to Australian dollars at the FY2026 average rate of A$1 = US$0.68. Growth capital excludes Hemi development capital (A$104 m), Hemi exploration (A$39 m) and corporate growth capital (A$7 m). Net mine cash flow = mine operating cash flow less growth capital; mine operating cash flow = revenue less cash operating costs (excluding inventory movements) and sustaining capital.

The cost story is the FY2026 story. Group AISC rose from A$2,163/oz in FY2025 to A$2,698/oz — up 25% in one year, driven by higher gold-price-linked royalties, Pogo tariff assumptions, general inflation and the shift at Carosue Dam and Yandal to lower-grade feed. Gold sold fell from 1,634 koz to 1,543 koz. Against a peer set whose 2026 AISC guidance clusters around US$1,400–1,700/oz, Northern Star’s A$2,698 (≈US$1,835 at the FY2026 average rate) sits at or slightly above the top of that band. The margin remains enormous — A$2,227/oz — but it comes from the gold price, not from a cost-curve advantage. For how cost-curve position decides who survives a downturn across commodities, see the macro regime guide .

Reserves and replacement are the other side of the ledger, and here the record is excellent. Group ore reserves rose 27% to 28.4 Moz and mineral resources 26% to 88.9 Moz in the 12 months to 31 March 2026, after mining depletion — 5.5 Moz and 13.2 Moz of that from Hemi, but also +0.7 Moz of reserves and +3.6 Moz of resources organically at Kalgoorlie and +0.3 Moz and +3.1 Moz at Pogo, at an average discovery cost below A$23/oz. Reserve life at FY2026 rates is roughly 18 years, and the reserves are struck at A$2,900/oz against a A$5,850/oz spot price, which is a conservative basis with real conversion upside embedded in it.

Figure 4. Group gold sold, FY2024–FY2026

Figure data: Table 6. Group AISC (A$2,163/oz in FY2025 rising to A$2,698/oz in FY2026, up 25% in one year) is read from Table 6 rather than overlaid as a second series (rule A13); FY2025 and FY2026 quarterly splits by production centre are in the June 2026 Quarterly Activities Report.

2.9 Peer positioning

The peer set used throughout this analysis — for every scorecard star in Section 9 and the relative valuation in Section 7 — is five listed senior and mid-tier gold producers with primary gold revenue and tier-one-jurisdiction asset bases: the global seniors Northern Star is measured against on cost and scale, and its closest Australian comparator.

Table 5. Peer positioning — quality metrics

Source: Newmont and Agnico Eagle 2026 production and cost guidance as reported in each company’s 2026 outlook disclosures; Northern Star per its June 2026 Quarterly Activities Report and Resources and Reserves Update . Barrick, Gold Fields and Evolution Mining rows are qualitative — their current-year guidance was not verified to a primary filing for this analysis and no figures are stated for them; they are included because the scorecard and the valuation reference them as a jurisdictional and cost comparison, not because a number is being asserted. AISC bases differ between issuers and Northern Star’s Australian-dollar figure converts at the FY2026 average rate of A$1 = US$0.68. Screen the full gold peer set on production, reserves, grade and cost at Metal Pilot.

Northern Star’s position in that set is specific and a little uncomfortable. It is the purest tier-one-jurisdiction portfolio of the group — no African, Latin American or Central Asian exposure at all, rare at this scale and a durable advantage — and its reserve life is at the long end. But it is roughly a third of Agnico’s size, its unit costs sit at or above the peer band rather than below it, and neither Agnico nor Newmont has spent four years missing guidance. Best-in-class ground, middling execution: that is the whole investment debate.

3. Financials & balance sheet

Table 6. Five-year financial summary (A$M unless stated, fiscal years ended 30 June)

Source: Northern Star 2025 Annual Report — the Operating & Financial Review’s FY2025-vs-FY2024 table for all FY2024 and FY2025 lines, and the five-year charts in the Remuneration Report for FY2022 and FY2023 realised price, cash earnings, underlying NPAT and the dividend history; June 2026 Quarterly Activities Report for FY2026 gold sold, realised price, AISC, cash earnings guidance and cash and bullion. FY2026 revenue is derived, not reported — it is gold sales revenue per the quarterly report; statutory FY2026 revenue, EBITDA, NPAT, EPS and cash flow are marked “—” because the FY2026 financial results are not released until 20 August 2026. FY2022 and FY2023 lines not published in the FY2025 report’s comparative tables are also marked “—” rather than sourced from a different basis. FY2024 gold sold of 1,621 koz is derived by summing the FY2024 comparatives disclosed per operation in the FY2025 Annual Report. Cash margin = (realised price − AISC) ÷ realised price. Net cash at 30 June 2026 is the author’s calculation: cash and bullion of A$1,235 m less the US$600 m notes converted at A$1 = US$0.6980.

The five-year shape is a company whose earnings have quadrupled on the gold price while its operations went sideways: realised price up 102% from FY2022 to FY2026, gold sold down 5% from FY2024, and AISC up 25% in the last year alone. Cash earnings still land at A$2,860–2,950 million for FY2026, essentially flat on FY2025’s A$2,873 million — which is the clearest single statement of the problem. A 26% higher gold price bought no earnings growth, because volume fell and unit costs rose to absorb it.

Balance sheet and liquidity. The balance sheet is genuinely strong and did the heavy lifting through a record capital year. At 30 June 2026 Northern Star held A$1,235 million of cash and bullion, no drawn corporate bank debt, and A$1,750 million of undrawn corporate facilities maturing March 2030 and March 2031 across two equal tranches. The only debt is US$600 million of senior guaranteed notes at 6.125%, due April 2033, guaranteed by certain wholly-owned subsidiaries. Net cash of roughly A$375 million is down from A$1,013 million a year earlier — the cost of funding A$2,146 million of growth capital, A$657 million of sustaining capital and A$217 million of exploration out of operating cash flow rather than the market.

The hedge book is a real, quantifiable drag and deserves its own table.

Table 7. Gold hedging commitments at 30 June 2026

Source: Northern Star June 2026 Quarterly Activities Report , Table 5. Northern Star has added no hedge commitments since August 2024 and is winding the book down; 165 koz were delivered at A$3,195/oz during the June 2026 quarter. Against a spot price of ~A$5,850/oz these commitments represent roughly A$1.9 bn of foregone revenue on a pre-tax, undiscounted basis; against the A$4,900/oz base-case deck used in Section 7, roughly A$1.2 bn pre-tax.

Northern Star’s policy is now effectively to be unhedged: no new commitments in nearly two years, and the book runs off by mid-2028. That is the right call at these prices and the wrong call retrospectively — the existing 787,500 ounces are the single largest identifiable value transfer away from shareholders on the balance sheet, and they are why realised prices lag spot by roughly A$900/oz.

Capital returns. Northern Star pays a real dividend and has raised it every year of the last five: 21.5c in FY2022 to 55.0c in FY2025, fully franked at the FY2025 final, with a 30.0c interim declared for FY2026 and the final due with results on 20 August. On top of that, an on-market buy-back of up to A$500 million was announced on 2 April 2026, of which A$129 million had been executed by 30 June at an average price of A$20.39. The trailing yield is about 2.9%. For a company in the last year of a A$2 billion capital programme, that is a defensible capital-returns record — the criticism in Section 9 is about what the growth capital bought, not about what was returned.

4. Management, strategy & corporate structure

4.1 Management & governance

Northern Star is in the middle of the most complete leadership turnover in its history, and it is not happening voluntarily.

Stuart Tonkin, Managing Director since July 2021 and Chief Executive since November 2016 — a mining engineer with more than 25 years underground and Northern Star’s Chief Operating Officer from 2013 — announced on 21 May 2026 that he would step down during the first quarter of FY2027. On 2 July the company named Suresh Vadnagra as Managing Director and CEO effective 5 October 2026, a mining executive with more than 25 years across strategy, operations, major projects and transactions in large multi-commodity portfolios. Ryan Gurner, Chief Financial Officer since December 2021 and a chartered accountant with over 20 years’ experience, was appointed Deputy CEO and will act as interim CEO in the gap. On the same day, Michael Ashforth — Deputy Chairman since July 2024 — was named to succeed Michael Chaney AO as Chairman from the conclusion of the 2026 Annual General Meeting, and on 9 July Jeffrey Quartermaine joined as an independent Non-Executive Director.

The board that presided over the period runs to eight: Chaney (Chairman since July 2021, concurrently Chairman of Wesfarmers and formerly Chairman of Woodside and National Australia Bank), Ashforth, Tonkin, John Fitzgerald (director since November 2012, chartered accountant, 35 years in resource financing at NM Rothschild, Investec and HSBC Precious Metals), Nick Cernotta (July 2019, mining engineer, former Director of Operations at Fortescue and at Barrick Australia Pacific), Sally Langer (February 2021, chartered accountant), Sharon Warburton (September 2021, chartered accountant, formerly Co-Deputy Chair of Fortescue) and Marnie Finlayson (October 2022); John Richards resigned effective 31 July 2024. The executive bench beyond Gurner includes Simon Jessop (Chief Operating Officer since 2021, previously COO at Saracen), Steven McClare (Chief Technical Officer since 2015) and Hilary Macdonald (Chief Legal Officer and Company Secretary, with ESG, environment and heritage in her remit).

The reason for the turnover is the record. Elliott Investment Management, holding well over A$1 billion of stock, published a presentation titled Northern Star Rising in mid-2026 calling for a formal strategic review and explicitly raising a possible sale of the company. Its central factual charge is that Northern Star missed production or cost guidance seven times across four financial years, including four separate downward revisions in the first three months of 2026 alone — a charge the company’s own disclosure substantiates: FY2025 missed original production and cost guidance and met only revised guidance; FY2026 production guidance was revised on 13 March and again on 22 April 2026, and cost guidance on 20 January 2026. The 2 Moz group target set in 2021 for FY2026 was abandoned. Elliott’s framing — world-class assets, sub-standard execution — is uncomfortable precisely because the operating data supports it.

4.2 Strategy & capital allocation

The stated purpose is “to generate superior returns for our shareholders … through operational effectiveness, exploration and active portfolio management”, and the strategy has three legs: expand KCGM, develop Hemi, and keep replacing reserves organically.

On exploration, the record is the best thing about the company: A$217 million spent in FY2026, resources up 26% and reserves up 27% after depletion, at a discovery cost below A$23 per ounce. KCGM’s resource has doubled and its reserve grown 50% since acquisition. On capital projects, the picture is heavier: A$1,605 million into the KCGM mill so far, A$322 million of operational readiness capital, and a further A$104 million into Hemi in FY2026, against total FY2026 growth capital of A$2,146 million — a year in which the company spent more on growth than it earned in cash earnings less sustaining capital. On portfolio management, Northern Star sold its 50% interest in the Central Tanami Project joint venture and Tanami exploration tenements to MGX Resources on 6 February 2026, removing 1.3 Moz of resources, and withdrew from the Egina earn-in with Novo in May 2026.

The named forward targets are thinner than usual by design: FY2027 guidance on 20 August 2026, KCGM steady-state 27 Mtpa in FY2029, Hemi FID late FY2027, and no FY2028–FY2029 medium-term guidance at all in calendar 2026. A company that has missed guidance seven times declining to give more of it is defensible; it also means the next twelve months offer the market very little to hold management to.

4.3 Ownership & corporate structure

The structural event of the period is the acquisition of De Grey Mining Ltd, agreed 2 December 2024 and completed by scheme of arrangement in May 2025 for approximately A$5 billion in Northern Star scrip, bringing the Hemi Project and its Pilbara land position. It was funded entirely in shares, taking the count to 1,424,805,062 and diluting existing holders by roughly a quarter — the specific decision Elliott’s campaign attacks hardest, because the asset acquired will not produce until the next decade.

Table 8. Capital structure and ownership

Source: Northern Star June 2026 Quarterly Activities Report for issued capital, buy-back, facilities and notes; Elliott’s holding as characterised in its own Northern Star Rising presentation and reported by TipRanks . Gold Fields agreed to sell an approximately A$1.1 bn holding in Northern Star acquired through its takeover of Gold Road Resources, which had held De Grey scrip. There are no warrants, convertible notes or strategic cornerstone holders; Northern Star has no joint-venture partner at any of its six operating mines.

The structural simplicity is worth stating plainly, because it is unusual at this scale: Northern Star owns 100% of every operating mine and the Hemi development project outright. There are no minority partners, no streams or royalties encumbering the assets beyond statutory state royalties, and no off-take obligations. What complexity exists is in the share register and the boardroom, not in the asset ownership.

5. ESG & sustainability

Table 9. ESG snapshot

Source: Northern Star 2025 Annual Report , FY2025 Highlights and sustainability sections, for all FY2025 figures, targets and programmes; June 2026 Quarterly Activities Report , Table 3, for FY2026 safety rates (12-month moving average). Industry comparators are the latest published WorkSafe WA Mineral Industry Safety Performance Report 2022–23 (metalliferous total): SLTIFR 2.0, SIFR 5.5. The full FY2025 Environment & Social Responsibility reporting suite is published separately.

This is a strong ESG profile by producer standards, and it is specific rather than boilerplate. Safety is the standout — an SLTIFR of 0.5 against an industry 2.0, held flat through a year in which mining volumes hit records at KCGM, and a serious-injury rate that recovered from a FY2025 deterioration to 1.9. The climate work is concrete: real wind and solar plant commissioned at named sites, an absolute 35% reduction target against a stated baseline year, not an intensity fudge. The honest caveats are that Scope 3 is not addressed in the headline commitments, that a 2050 net-zero date is late relative to some peers, and that the FY2026 safety figures come from a quarterly report rather than the audited sustainability suite, which lands with the annual report in August.

6. Risks

Table 10. Risk register

Source: risk categories drawn from the Northern Star 2025 Annual Report risk management section and the operational disclosures in the June 2026 Quarterly Activities Report ; the guidance-miss record and activist position per Elliott’s Northern Star Rising presentation as reported by TipRanks . Likelihood and impact ratings are the author’s assessment on a 1–5 scale, not disclosed figures.

Figure 5. Risk matrix — likelihood against impact

Figure data: Table 10. Each point prints its likelihood × impact score; the shaded region is the high-likelihood, high-impact quadrant (likelihood ≥ 3.5 and impact ≥ 3.5). Ratings are the author’s assessment, not disclosed figures.

The register has an unusual shape for a senior producer: the commodity risk is small and the execution risk is large. A company with 18 years of reserves in Western Australia and Alaska, no debt to speak of and a 45% cash margin is not fragile to gold. What it is fragile to is its own delivery — and the two highest-scoring risks, the KCGM ramp and a further guidance miss, are the same risk seen from two angles. If the expanded mill hits 27 Mtpa on schedule, most of the rest of this register stops mattering.

7. Valuation

Valuation as of 31 July 2026. Price deck: spot gold ~A$5,850/oz (US$4,083), base case A$4,900/oz, conservative long-term A$4,000/oz. Discount rate 5% real, post-tax — the precious-metals convention. Share price A$20.25, 1,424.8 m shares outstanding, 1,435.1 m fully diluted; A$1 = US$0.6980.

Northern Star is a producer/operator with a material funded development project, so it is valued sum-of-the-parts: a life-of-mine discounted cash flow on each of the three production centres, a risked share of Hemi, and an explicit deduction for the hedge book, bridged to equity. The conclusion: a base-case net asset value of A$19.79 per share against a A$20.25 share price — a P/NAV of 1.02× — and a value read of Fairly valued, with a scenario range from A$9.03 to A$29.73 that is almost entirely a function of the gold price.

7.1 Method selection

Table 11. Valuation method selection

Source: method-to-archetype mapping per the Metal Pilot valuation framework; the archetype classification is stated in Section 1 and the peer set in Section 2.9. Typical P/NAV bands for senior producers and developers are conventions from sell-side mining primers, not current peer observations.

7.2 Net asset value

Each production centre is modelled on its FY2026 unit costs and its own reserve life, taxed at 30% for the Australian assets and 27% for Pogo, and discounted at 5% real. Kalgoorlie carries 17.9 Moz of reserves and is modelled at 1,000 koz a year for 17.9 years at an AISC of A$2,600/oz plus A$150/oz of residual growth capital — production above FY2026’s 844 koz because the expanded mill is what the reserve was sized for, and the single most consequential assumption in this analysis. Pogo runs 265 koz for nine years at A$2,300/oz. Yandal runs 434 koz at A$3,150/oz for eight years — two years beyond its current 2.6 Moz reserve, on the basis that Jundee has replaced depletion and 10.7 Moz of resources sit behind it. Hemi is modelled at 530 koz for 10.4 years at A$1,250/oz, less A$1.6 billion of capital (the 2023 study’s A$1.3 billion re-based upward for this company’s build record), discounted 4.5 years to first gold and risked at 0.70.

Table 12. Net asset value build-up, base case (A$M)

Source: author’s model. Reserve, production and cost inputs per Tables 2, 4 and 6; the Hemi production and cost profile per Table 3; the balance sheet and hedge book per the June 2026 Quarterly Activities Report . Australian corporate tax at 30% and a blended 27% for Pogo. Closure and rehabilitation costs are embedded in the AISC-based operating assumption rather than bridged separately, because Northern Star’s rehabilitation provision is not separately disclosed in the quarterly reporting — a known gap in this build. Corporate overhead is not deducted twice: it is already inside AISC (A$147 m in FY2026). The Hemi risk factor, the Kalgoorlie steady-state production rate and the Yandal life extension are the author’s estimates. This is a model output, not a disclosed figure.

Figure 6. Net asset value build-up

Figure data: Table 12. Equity net asset value of A$28,406 m equates to A$19.79 per fully diluted share.

Figure 7. NAV per share sensitivity — gold price × discount rate

Figure data: this analysis’ net-asset-value model, Table 12, holding the Hemi risk factor at 0.70 and all operating assumptions constant. Base case: A$4,900/oz gold, 5% real post-tax discount rate. A ±10% move in the gold price shifts net asset value per share by roughly ±22% — the operating leverage that makes gold miners a geared expression of the metal.

7.3 Relative valuation

Table 13. Relative valuation cross-checks

Source: author’s calculations. Market capitalisation, enterprise value and net cash per Table 1; reserves and resources per Table 2; production per Table 4; P/E and yield per stockanalysis.com , 28 Jul 2026. FY2026 EBITDA is estimated from gold revenue of A$7,602 m less cash operating costs of A$3,317 m and corporate overheads of A$147 m — an estimate, not guidance; statutory FY2026 EBITDA is released on 20 August 2026. Typical multiple ranges are conventions from sell-side mining primers, not current peer observations.

Every cross-check says the same thing: mid-band. A P/NAV of 1.02× and an EV/EBITDA near 6.9× put Northern Star squarely inside the conventional senior-producer range, not at a discount to it. That sits awkwardly with Elliott’s contention that the company trades at the lowest P/NAV and EBITDA multiples among its global peers — the difference is almost certainly the gold deck. On a spot deck of A$5,850/oz this model gives A$29.73 a share and a P/NAV of 0.68×, which is a deep discount; on a A$4,900/oz long-term deck it gives parity. Both statements are true, and the gap between them is the argument.

7.4 Optionality not in the base case

Three things are excluded deliberately. Resource conversion is the biggest: 88.9 Moz of resources sit behind 28.4 Moz of reserves, and the reserves are struck at A$2,900/oz against a A$5,850/oz spot price — a company that has added ounces at under A$23/oz has an unusually credible claim on converting more of them. The KCGM Stage II recovery uplift of 1–2% is worth roughly 10–20 koz a year at current throughput and is not modelled. And the Hemi regional package — 2.2 Moz of resources beyond the Hemi deposit itself — carries no value here. None belongs in a base case; all three are real.

7.5 Scenario analysis

Table 14. Scenario valuation

Source: author’s model, per Table 12’s method with the stated assumption changes. These are illustrative scenarios, not forecasts. The bear case is the one Section 6’s register describes: a gold price mean-reverting toward the incentive price while the KCGM ramp underdelivers and Yandal’s reserve life runs down.

7.6 Valuation conclusion

The blended range is A$19.79 to A$29.73 per share — base-case net asset value as the anchor, the spot-deck value as the ceiling — against a share price of A$20.25. The anchor is the sum-of-the-parts model; the relative multiples confirm rather than contradict it. The value read is Fairly valued.

The spread between methods is the finding. Sell-side consensus at the end of July 2026 sat at A$24.82 across 16 analysts with a Buy rating, about 23% upside — almost exactly halfway between this model’s long-term-deck base case and its spot-deck bull case, which is where a street using a deck between the two would land. What separates A$19.79 from A$29.73 is not the mine plan; it is what gold price you capitalise and whether KCGM delivers 1,000 koz a year — one variable nobody controls, and one on which the company has three years of mixed evidence.

Assumptions box. Valuation date 31 July 2026. Price decks: spot A$5,850/oz (US$4,083), base A$4,900/oz, conservative A$4,000/oz. Discount rate 5% real post-tax throughout, sensitised at 4% and 7%. Share basis: 1,435.1 million fully diluted (1,424.8 million outstanding plus 10.2 million performance rights and 8,488 director rights). FX A$1 = US$0.6980 at 30 July 2026; FY2026 operating figures convert at the company’s A$1 = US$0.68 average. Mine plans derived from the 31 March 2026 JORC ore reserves and FY2026 unit costs, not from published technical-report production schedules. Hemi economics from De Grey’s September 2023 DFS with capital re-based to A$1.6 bn by the author. Australian corporate tax 30%, Pogo 27%. Hedge book marked against the base deck and taxed at 30%. Closure costs embedded in AISC, not separately bridged.

8. Near-term catalysts (1–3 years)

Table 15. Near-term catalysts

Source: Northern Star June 2026 Quarterly Activities Report for all project, guidance, leadership and hedging timing. All timing is company guidance, not a guarantee, and Northern Star has explicitly declined to give FY2028–FY2029 medium-term guidance during calendar 2026. The growth-capital and free-cash-flow inference is the author’s.

The sequence matters more than any single item: guidance on 20 August, tie-in in September, a new chief executive in October. Three months from this analysis date the market will know considerably more about whether the last three years were worth it.

9. Rating & verdict

Northern Star is scored on the same nine dimensions every Metal Pilot company analysis uses, against the peer set declared in Section 2.9. As a producer/operator it takes the reference weighting: asset quality, cost position, reserves and life, balance sheet and capital allocation carry 15% each; growth, management, jurisdiction and ESG carry 6.25% each. No dimension is marked not-applicable.

Table 16. Scorecard rationale

Source: each row cites its evidence in this analysis; peer references are the set declared in Section 2.9.

Weighted average: 0.75 + 0.60 + 0.60 + 0.45 + 0.30 + 0.3125 + 0.25 + 0.25 + 0.125 = 3.64/5 → ★★★½, Solid.

The two-axis verdict. Composite quality ★★★½ (Solid); value read Fairly valued as of 31 July 2026; verdict: Priced about right — coin-flip on price, edge is the catalyst. Northern Star owns some of the best gold ground on earth in the best jurisdictions on earth, and has run it about as well as an average operator would.

The bull case is that the two things which have made the last three years painful — the KCGM capital programme and the guidance credibility gap — both end in the next twelve months. Growth capital of A$2.1 billion rolls off, the mill doubles, a new chief executive with a major-project record takes over, the hedge book runs to zero by mid-2028, and behind it all sits an 18-year reserve life bought at under A$23 an ounce. The bear case is that this is a company with a demonstrated pattern of over-promising, valuing an unbuilt ramp at parity to net asset value, in a stock that has already fallen 37% from its high while gold made records — and that the activist is right that the discount is deserved rather than temporary.

The specific thing that tips it is the August guidance and the September tie-in. If FY2027 guidance comes in near 1.7–1.8 Moz at an AISC that holds below A$2,700, the Kalgoorlie assumption in Section 7 is validated and the base case moves toward the bull case. If it comes in below 1.6 Moz, or if guidance is again withdrawn or revised within the year, then the eighth miss in five years will settle the argument about whether these assets are worth more in someone else’s hands — which is precisely what Elliott is asking.

To rank Northern Star against every listed gold producer on the same nine dimensions — reserves, grade, AISC, reserve life and P/NAV — screen the sector on Metal Pilot.

10. Sources, methodology & disclaimer

10.1 Sources, methodology & data vintage

Company filings. Northern Star 2025 Annual Report (year ended 30 June 2025) — the spine of this analysis, source of the FY2025 financials, the operations review, the board and executive biographies, the strategy scorecard and the ESG programmes. June 2026 Quarterly Activities Report (29 July 2026) — FY2026 production, costs, cash flow by production centre and operation, the hedge book, issued capital, the KCGM and Hemi updates and the leadership changes. Resources and Reserves Update (3 June 2026) — mineral resources and ore reserves as at 31 March 2026, prepared under the JORC Code (2012). Guidance revisions of 4 January, 20 January, 13 March, 2 April and 22 April 2026, and the Production Updates of 2 April and 2 July 2026, are referenced through the quarterly report.

Technical reports. De Grey Mining’s Hemi Definitive Feasibility Study, September 2023, as reported by Australian Mining and MINING.COM ; the Northern Star–De Grey scheme announcement of 2 December 2024.

Exchange and market data. stockanalysis.com for share price, market capitalisation, share count, P/E, dividend yield, 52-week range, employee count and the 16-analyst consensus target of A$24.82, all as of 28 July 2026.

Gold prices. Spot gold of ~US$4,083/oz at 30 July 2026 per Fortune’s daily gold price and Trading Economics , converted at A$1 = US$0.6980; long-run context in the Gold — A Complete Market Guide .

Activist and peer material. Elliott Investment Management’s Northern Star Rising presentation and its demands, as reported by TipRanks and Morningstar ; Newmont and Agnico Eagle 2026 guidance from their own outlook disclosures; the Metal Pilot gold dataset for the peer-screening basis.

Methodology. Durable structure (reserves, resources, grade, mine life, ownership, jurisdiction) is kept separate from the dated market layer (share price, market capitalisation, enterprise value, multiples, valuation) throughout. The data-as-of date is 31 July 2026; market data is as of 28–30 July 2026; reserves and resources are effective 31 March 2026; operating figures are effective 30 June 2026. FY2026 income-statement lines are derived from quarterly disclosures and labelled; statutory FY2026 results land on 20 August 2026. Scorecard weights follow the producer/operator reference case, sum to 100%, and no dimension is not-applicable. The valuation is a sum-of-the-parts build reproducible from Table 12 and the assumptions box; the Hemi risk factor, the Kalgoorlie steady-state production rate, the Yandal life extension and the re-based Hemi capital cost are author estimates, not company figures. Three peer rows in Table 5 are deliberately qualitative because their current-year guidance was not verified to a primary filing. Update cadence: refreshed on each annual report and on material events, with the FY2026 results and FY2027 guidance on 20 August 2026 the next scheduled refresh. Figures: every figure is an inline HTML/CSS component; the asset-footprint map is omitted (a proportional-symbol map of the six operations plus Hemi and Pogo is drawn geometry the component library does not express, and this post type generates no SVG — rule A13), so Table 2 and the §2 prose carry the footprint, and the gold-sold-and-AISC chart is a single series of annual group gold sold with the AISC line moved to Table 6 (rule A13).

Provenance: Northern Star Resources Ltd — Annual Report — 2025.

10.2 Disclaimer & disclosure

This analysis is for informational purposes only and is not investment advice, a recommendation, or an offer to buy or sell any security. It is a point-in-time snapshot as of 31 July 2026: the share price, market capitalisation, enterprise value, multiples and valuation read all move, and the audited FY2026 accounts and FY2027 guidance had not been released when it was written. Reserve, resource, study and forecast figures are estimates, prepared on the codes and bases stated beside each table, and study economics are not achieved results. The Quality × Value verdict is an analytical read, never an instruction to the reader. This report was prepared with AI assistance; figures were sourced from primary filings and reviewed, but readers should verify every number against the original documents before acting on it. The author holds no position in Northern Star Resources Ltd or in any company named here. Please do your own research and consult a licensed financial adviser.