** Shares of Australia's Liontown Resources LTR.AX rise as much as 4.7% to A$1.005, their highest level since August 11
** Stock on track for fifth consecutive monthly gain, rising 4.3% in September
** Battery minerals provider amends pricing mechanism in its long-term offtake agreement with Tesla TSLA.O to shift away from lithium hydroxide indices to spodumene concentrate
** Says this aligns with co's strategy to diversify pricing across main lithium products, given the market development and immaturity of pricing discovery
** Says it is also in talks with Ford Motor F.N to revise their offtake and loan agreements
** About 26.6 mln shares change hands, 1.4 times the 30-day avg
** Stock is up 88.6% YTD, including the session's moves
(Reporting by Anjali Singh in Bengaluru)
((anjali.singh2@thomsonreuters.com;))