Thanks to oldfx1 on the First Majestic board for this info:

Silver was up $1.44 for the week yet the SIL basket of silver stocks was down for the week....AUN is not alone as you can see all the Silver stocks held within the SIL did NOT follow silver higher.

INDUSTRIAS PENOLES CP

SILVER WHEATON CORP

FRESNILLO PLC

PAN AMERICAN SILVER

POLYMETAL INTL. W/I

HECLA MINING COMPANY

FIRST MAJESTIC SILVER

HOCHSCHILD MINING PLC

TAHOE RES INC

COEUR D'ALENE MINES CORP

SILVER STANDARD RESOURCES

SILVERCORP METAL USD

ENDEAVOUR SILVER CORP

MAG SILVER CORP

MCEWEN MINING INC

FORTUNA SILVER MINES INC

AURCANA CORP

ORKO SILVER CORP

SILVERCREST MINES INC

BEAR CREEK MINING

SCORPIO MINING

GREAT PANTHER SILVER LTD

ALEXCO RESOURCE CORP

GOLDEN MINERALS CO

EXCELLON RES 

US SILVER & GOLD INC

WILDCAT SILVER CORP

MINCO SILVER CORP

IMPACT SILVER CORP

ARIAN SILVER CORP

REVETT MINERALS INC

ALCYONE RESOURCES LTD