Australia's Harvey Norman hits over 2-month high on share buyback extension
** Shares of Harvey Norman Holdings HVN.AX rise as much as 4.6% to A$4.52, their highest since August 28
** Retailer extends on-market share buyback programme by a year to November 23, 2027
** Buyback allows repurchase of up to 10% of issued shares for about A$538.3 million ($377.29 million)
** Board says buyback remains an appropriate capital management strategy given recent share price performance
** Stock down 35.8% YTD, including moves in current session
($1 = 1.4267 Australian dollars)