POTASH CORP SASK INC

CUSIP: 73755L107 Class: COMMON STOCK-FO

MARSHALL WACE, LLP's Holding History (CIK: 0001318757)

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

Q4 2016
Shares 2,359,591 Value ($000) $42,685 Avg Close — Range —
Q4 2015
Shares 1,905,657 Value ($000) $32,625 Avg Close — Range —
Q3 2015
Shares 59,075 Value ($000) $1,214 Avg Close — Range —
Q1 2015
Shares 652,646 Value ($000) $21,048 Avg Close — Range —
Q4 2014
Shares 526,455 Value ($000) $18,594 Avg Close — Range —
Q1 2014
Shares 6,831 Value ($000) $247 Avg Close — Range —