POTASH CORP SASK INC

CUSIP: 73755L107 Class: COMMON STOCK-FO

COMERICA BANK's Holding History (CIK: 0000901541)

Note: Option positions (PUT/CALL) are excluded.

Q4 2017
Shares 49,063 Value ($000) $1,000 Avg Close — Range —
Q3 2017
Shares 49,035 Value ($000) $947 Avg Close — Range —
Q2 2017
Shares 48,591 Value ($000) $871 Avg Close — Range —
Q1 2017
Shares 51,656 Value ($000) $879 Avg Close — Range —
Q4 2016
Shares 51,089 Value ($000) $966 Avg Close — Range —
Q3 2016
Shares 43,564 Value ($000) $709 Avg Close — Range —
Q2 2016
Shares 46,295 Value ($000) $763 Avg Close — Range —
Q1 2016
Shares 46,558 Value ($000) $764 Avg Close — Range —
Q4 2015
Shares 46,956 Value ($000) $756 Avg Close — Range —
Q3 2015
Shares 45,221 Value ($000) $929 Avg Close — Range —
Q2 2015
Shares 92,218 Value ($000) $2,856 Avg Close — Range —
Q1 2015
Shares 43,172 Value ($000) $1,392 Avg Close — Range —
Q4 2014
Shares 84,830 Value ($000) $2,996 Avg Close — Range —
Q3 2014
Shares 41,756 Value ($000) $1,443 Avg Close — Range —
Q2 2014
Shares 44,997 Value ($000) $1,708 Avg Close — Range —
Q1 2014
Shares 53,473 Value ($000) $1,937 Avg Close — Range —
Q4 2013
Shares 53,616 Value ($000) $1,767 Avg Close — Range —
Q3 2013
Shares 78,626 Value ($000) $2,460 Avg Close — Range —
Q2 2013
Shares 79,085 Value ($000) $3,016 Avg Close — Range —