** Northern Star Resources NST.AX rises as much as 2.9% to A$19.09; marks biggest intraday pct gain since June 13
** Gains in line with rise in ASX All Ordinaries Gold Index .AXGD, which is up 1% on higher bullion GOL/
** However, Jefferies lowers PT to A$22 from A$24; retains "buy"
** Cuts co's FY26 and FY27 outlooks; believes gold miner not on track to meet guidance of 2Mozpa of production in FY26
** Stock rated "buy" on avg; median PT is A$23.25, per LSEG-compiled data
** NST last up 0.3%, taking YTD gains to 20.6%
(Reporting by Nichiket Sunil in Bengaluru)
((Nichiket.Sunil@thomsonreuters.com;))