** U.S.-listed shares of silver miner Silvercorp Metals SVM.TO, SVM.N up 2.4% at $6.89 premarket
** Company says current Chief Financial Officer Derek Liu will retire from his position
** Company says he will continue to provide assistance in a consulting capacity during transition period
** SVM names Winnie Wang as interim CFO effective immediately
** Spot silver XAG= also up 0.6% to $51.51 per ounce
** As of last close, shares are up 124.3% YTD
(Reporting by Katha Kalia in Bengaluru)
((katha.kalia@thomsonreuters.com;))