Slide 1: 2026 Mining Forum Americas (Denver)
2026 Mining Forum Americas (Denver) Quality. Growth. Cash. Returns. Mike Fraser: CEO September 2026 Brecha Principal pit, Salares Norte, Chile
Slide 2: Note to investors
Note to investors Forward looking statements and non IFRS measures Forward looking statements This presentation contains forward looking statements within the meaning of the safe harbour provisions of the Private Securities Litigation Reform Act of 1995. All statements other than statements of histo
Slide 3: Agenda
Agenda 1 Gold Fields group overview 2 Proposed combination with Northern Star 3 Gold Fields overview Quality portfolio Growth Cash and returns Gruyere, Australia Gold Fields | Mining Forum Americas Denver | September 2026 3
Slide 4: 1. Gold Fields group overview
1. Gold Fields group overview Portfolio, strategy and investment case Gold Fields employee, South Deep
Slide 5: A global portfolio of long life, quality assets
A global portfolio of long life, quality assets Eight operations and one project across six countries Gold Fields Group, FY 2025 Attributable production: 2.44Moz Canada FY 2025 att. gold production AISC: US$1,645/oz I AIC: US$1,927/oz Windfall project Adjusted FCF: US$2,970m contribution Exploration
Slide 6: A clear strategy for a best-in-class gold producer
A clear strategy for a best-in-class gold producer Creating enduring value beyond mining WHY WHAT HOW Our purpose Our strategy Our culture of care and accountability The Gold Fields Way is the mechanism through DELIVER which we activate and embed this culture. It is Operate in a safe, reliable and c
Slide 7: Safety, our core value
Safety, our core value Zero fatalities and zero serious injuries in H1 2026 Our focus remains on ensuring that everyone returns home safe and well every day Gold Fields | Mining Forum Americas Denver | September 2026 7
Slide 8: Leading FCF yield and quality, funded growth
Leading FCF yield and quality, funded growth A compelling investment case: cash today, growth tomorrow, returns throughout Gold Fields trades at the lowest multiple in its peer group with the QUALITY PORTFOLIO highest FCF yield Long life assets in six countries; Salares Norte strengthens the mix and
Slide 9: 2. Proposed combination with Northern Star
2. Proposed combination with Northern Star
Slide 10: Proposal summary
Proposal summary Facilitates immediate and ongoing value uplift for Gold Fields and Northern Star shareholders PROPOSED TERMS VALUE DRIVEN AND DISCIPLINED STRATEGY ⚫ Northern Star shareholders to receive: Disciplined capital allocation ⚫ 0.3125 Gold Fields ASX CDIs1 ● Gold Fields will remain discipl
Slide 11: Gold Fields + Northern Star – A stronger platform, delivering sooner
Gold Fields + Northern Star – A stronger platform, delivering sooner ▪ Gold Fields has a proven and settled leadership team Proven delivery from an established team ▪ Northern Star CEO / CFO / CDO transition underway and ongoing, during a critical period of project execution & delivery ▪ Gold Fields
Slide 12: Combination to create a quality, geographically diversified portfolio
Combination of Gold Fields and Northern Star to create a quality, geographically diversified portfolio 2nd largest global Diversified, Material unique Unrivalled growth World-class gold gold producer high-quality synergy potential pipeline with a production hub in portfolio solid balance sheet Weste
Slide 13: Combined group would have 80% of production from Australia, North America and Chile
Combined group would have 80% of production from Australia, North America and Chile… Gold Fields LTM Jun-26 production by region – Current1 Gold Fields LTM Jun-26 production by region – Pro forma1 66% located in Australia, North ~80% located in Australia, North America and Chile America and Chile 11
Slide 14: Uniquely contiguous footprint to drive operational and infrastructure value creation
Uniquely contiguous footprint to drive operational and infrastructure value creation World-class gold production hub in Western Australia Jundee Hemi ~560km Second largest global production hub with 2.4Mozpa of gold production1 Bronzewing Agnew Thunderbox Gruyere ~50km radius Combines 8 of the top 2
Slide 15: Unlocks material, unique synergies from two complementary businesses
Unlocks material, unique synergies from two highly complementary businesses Operational synergies Material unique synergy potential Supply chain & procurement savings US$4-5bn1 Tax of potential value unlock by combining two highly complementary Corporate G&A savings businesses There is currently no
Slide 16: Creation of a quality, geographically diversified portfolio
Creation of a quality, geographically diversified portfolio ~US$10bn pro forma EBITDA and ~US$50bn combined market cap Gold majors LTM Jun-26 production and reserves7 (Moz) Gold majors LTM Jun-26 EBITDA1 (US$bn) Production Reserves Australia, Illustrative Pro-forma EBITDA adjusted for Northern Star’
Slide 17: 3. Gold Fields overview
(@) comrces 3. Gold Fields overview
Slide 18: Quality portfolio
Quality portfolio Long life, quality assets
Slide 19: Ramping up production to 3Moz pa with stable costs
Ramping up production to 3Moz pa with stable costs 5-Year Estimates: Production and Cost Guidance (Attributable Production in Moz, costs US$/oz real)(1,2,3,4) All in Sustaining Cost $/oz All in Cost $/oz Production Range (Attributable Moz Equivalent Au) Peak Windfall $2 500/oz investment, first gold
Slide 20: Salares Norte: Steady state achieved, annual guidance revised up
Salares Norte: Steady state achieved, annual guidance revised up 337koz eq in H1 2026 and the 2026 forecast raised to 550 to 600koz eq Salares Norte LOCATION Atacama, Chile, 100% owned Discovered by Gold Fields in 2011 STEADY STATE Steady state operations through winter Positive grade reconciliation
Slide 21: St Ives: growing to 400koz pa
St Ives: 20 year mine life, growing to 400koz pa Invincible to 3.4Mtpa, with 300km of drilling planned 5-Year Production and Cost Guidance - (koz & US$/oz real) St Ives Renewables cost efficiency Planned mill outage. Opportunity to optimise Materials handling system | outage and increase commissione
Slide 22: South Deep: Stable growth with increasing margins
South Deep: Stable growth with increasing margins 31Moz reserve, delivery to plan, South of Wrench next South Deep LOCATION South Africa, 93.1% owned MINERAL RESERVE 194Mt at 5.0 g/t for 31.0Moz TARGET Ramp production toward 13.5tpa with South of Wrench adding flexibility South Deep, South Africa NE
Slide 23: Catalysts in our other assets
Catalysts in our other assets Extending mine life and lifting production at every operation GRUYERE GRANNY SMITH • Expansion of the processing facility from • Materials handling and autonomous haulage nameplate of 7.5 Mt p.a. to 10 Mt p.a. (currently enabling lower cost extraction from Z150 and oper
Slide 24: Growth
Growth The path to 3Moz – Windfall, brownfields and greenfields opportunities Windfall camp, Québec
Slide 25: Growth to 3Moz by 2031, with a pipeline that sustains it
Growth to 3Moz by 2031, with a pipeline that sustains it Growing production into the mid 2030s and building a pipeline into the 2040s HORIZON 1 HORIZON 2 HORIZON 3 Present to 2030 2031 to 2035 Beyond 2035 Clear path to 3Moz Sustain 2.5 to 3Moz pa Pipeline into the 2040s • Catalysts: Salares Norte, G
Slide 26: Reserve replacement: a track record of success
Reserve replacement: a track record of success Gold discovered exceeds the reserves acquired at every long life mine Initial reserves Production to Reserves 2025 Discovered by Reserve years Reserve Mine Year (Moz) 2025 (Moz) (Moz) Gold Fields (Moz) added multiplier Tarkwa (100%) 2000 6.5 15.6 7.4 16
Slide 27: Windfall District: expanding beyond the mine
Windfall District: expanding beyond the mine A secured, underexplored district with permits, budget and team in place District scale, infrastructure leverage and multiple pathways to growth Gold Fields | Mining Forum Americas Denver | September 2026 27
Slide 28: Cash and returns
Cash and returns Capital allocation, shareholder returns and balance sheet Brecha Principal pit, Salares Norte, Chile
Slide 29: Disciplined capital allocation enhances returns
Disciplined capital allocation enhances returns Fund the mines, protect the balance sheet, pay the dividend, allocate the surplus Long life, quality portfolio generating strong operating cash flow Delivered against the framework in H1 2026 Net cash from operations US$3.1bn US$553m Capital allocation
Slide 30: Additional returns
Additional shareholder Additional returns return programme 1 Over and above the base dividend we are topping up shareholder returns November 2025 February 2026 March 2026 April–July 2026 August 2026 February 2027 Programme established Allocated amount Increased US$253m special dividend US$300m of bu
Slide 31: Strong cash flow, disciplined growth, balanced returns
Strong cash flow, disciplined growth, balanced returns Top tier cash generation and growth, at the lowest multiple in our peer group QUALITY PORTFOLIO WITH STRONG DISCIPLINED GROWTH UPPER QUARTILE RETURNS CASH FLOW US$2.2bn 3Moz 61% H1 2026 adjusted free cash flow, up Funded path to 3Moz by 2031 at
Slide 32: Thank you
Gruyere, Australia Thank you Investor relations: Investor.Relations@goldfields.com │ www.goldfields.com Members of ICMM and the World Gold Council Gold Fields | Mining Forum Americas Denver | September 2026