Oct 13 (Reuters) - ** Shares of Australia's Treasury Wine Estates TWE.AX fall as much as 14.2% to A$5.990, lowest level since September 2015
** Winemaker pauses A$200 million ($129.84 million) share buyback, withdraws its FY26 EBITS growth forecast
** Co flags uncertain outlook for its flagship Penfolds business in China and Treasury Americas portfolio
** Shares post biggest intraday pct drop since November 27, 2020
($1 = 1.5404 Australian dollars)
(Reporting by Nichiket Sunil in Bengaluru)
((nichiket.sunil@thomsonreuters.com))