** Canada-based gold producer's shares down 21 pct at C$7.42
** U.S.-listed shares down 22.5 pct at $6.03 to be top percentage loser on the NYSE
** Sees 2015 gold production of 640,000-700,000 ounces, down from 789,224 ounces in 2014
** Sees 2015 production cost at $960-$995/ounce, up from $780 in 2014
** At least 5 analysts cut rating, price target on stock
** Canaccord Genuity analysts sees rise in company's costs and debt, fall in production at Kisladag mine, company's highest gold contributor
** Out of 17 analysts covering stock, 12 have "buy" ratings, four have "hold" and one has "sell"
** Up to Tuesday's close, company's U.S.-listed stock had fallen nearly 17 pct in past 12 months