ANTOFAGASTA PLC (ANFGF $20.80, Remain Overweight, Price Target $25 from $22) REVISED EARNINGS BENEFIT FROM INCREASED EXPECTED COPPER PRICES; PRICE TARGET RAISED TO $25 FROM $22 PER ADS 10/17/2010

ANTOFAGASTA PLC (ANFGF $20.80, Remain Overweight, Price Target $25 from
$22) REVISED EARNINGS BENEFIT FROM INCREASED EXPECTED
COPPER PRICES; PRICE TARGET RAISED TO $25 FROM $22 PER ADS  10/17/2010