Investor Presentaiton

Mount Ferrum - Multiple stacked zones of Fimiston- style mineralisation located east of Mt Charlotte Adjacent to Hidden Secret mining area, 500m east of the Sam Pearce Decline N 52200m N Om RL -200mRI Mount Ferrum Main Lode Long Section, New Drill Results Golden Pike Fault. 51900m N 15.5m @ 2.5g/t ° 13.6m @ 5.1g/t -400mRL 2.7m @ 13.6g/t 2.7m @ 12.4g/t 5.1m @ 4.7g/t 4.5m @ 3.7g/t Legend ■ New dedicated drill drive established Drillhole trace Mineralisation Drilling Intercepts (DHW) >50 gm > 25-50 gm > 15-25 gm о <15 am Future extensional drilling to significantly expand the position to generate new mining front Labels New results Previous Results >50 gm < 50 gm Resource Ore Reserve Historic Void Backfill NORTHERN STAR RESOURCES LIMITED Discovery Hole: 127m @ 6.0g/t (DH) Oo 6.5m @ 6.4g/t (TW) OPEN 9.5m @ 3.9g/t 7.4m @2.1g/t ° 0 51600m N 5.8m @ 4.2g/t 6.7m @19.6g/t 3m @ 7.7g/t NORTHERN STAR RESOURCES LIMITED 51300m N S о 4.1m @ 10.0g/t City of goorlie Boulder о 7.2m @ 5.3g/t ° 0 Mt Ferrum Long Section Main Lode 11m @ 7.2g/t OPEN Golden Pike G Drill Drive Mt Percy Mt Charlotte, Section Line Sam Pierce Decline Fimiston Processing Fimiston Pit Plant 0m 150m N 110

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