** Shares of battery metal producer IGO fall as much as 7.9% to A$4.42, their lowest since Nov. 5, 2020
** Stock on track for its worst trading session since Jan. 31, if current losses hold
** Co says it has suspended annual dividends from its lithium joint venture with China's Tianqi Lithium for an indefinite period amid market downturn
** Says lithium hydroxide inventory has accumulated at Kwinana due to subdued market demand and is expected to continue in the short- to medium-term
** Stock had fallen 47% YTD, as of last close
(Reporting by Sneha Kumar in Bengaluru)
((Sneha.Kumar@thomsonreuters.com;))