Investor Presentaiton

Fimiston North New Underground Portal, Golden Pike Drill Drive First underground portal in the Super Pit in almost 25 years Historic underground workings extend to a maximum depth of ~1.4km below surface with historic drilling intersecting mineralisation at depths more than 2km Underground drilling has successfully drilled through multiple voids allowing for greater testing of this highly prospective area W 19000 E OmRL Golden Pike UG Drill Drive -200mRL 9.8m @1.8g/t 12.1m @ 3.8g/t 5.2m @ 1.6g/t 2.5m @ 5.4g/t 4.4m @ 3.1g/t 0.8m @ 22.5g/t Legend Drillhole trace Mineralisation 12.4m @ 2.7g/t Drilling Intercepts (DHW) ' >50 gm > 25-50 gm 15-25 gm 14.1m @ 1.3g/t 400mRL Labels <15 gm New results Previous Results <50 gm > 50 gm Resource Ore Reserve Historic Void Backfill - 19500 E NORTHERN STAR RESOURCES LIMITED E 20000 E Mt Percy 12.9m @ 3.1g/t 4.7m @ 2.5g/t City of Kalgoorlie Boulder Mt Charlotte 13.3m @ 3.0g/t 21.3m @ 1.7g/t 9.3m @ 3.4g/t 9.01m @ 2.5g/t 12.8m @ 1.7g/t Sam Pearce Decline Golden Pike UG Drill Drive 16.9m @ 1.8g/t 25.0m @0.9g/t Section Line Fimiston Processing Plant Fimiston Pit 7.9m @ 3.3g/t 14.8m @ 2.1g/t NORTHERN STAR Fimiston North Cross Section 6594840mN Om 250m N 8

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