** Australian gold stocks .AXGD fall as much as 3.8% — lowest level since early January 2026
** Sub-index set for its second straight day of losses, if current trend holds
** Gold prices fell on Thursday, hurt by stronger dollar, reduction in borrowing costs as Iran war stokes inflation concerns
** Gold miner Northern Star Resources NST.AX down as much as 15.7%, after co on Friday warns that achieving lower end of its FY26 production guidance will be "challenging"
** Evolution Mining EVN.AX down as much as 1.9%
** Sub-index down 3.4% YTD
(Reporting by Aamir Sheik Khalid in Bengaluru)
((Aamir.SheikKhalid@thomsonreuters.com))