POTASH CORP SASK INC

CUSIP: 73755L107 Class: COMMON STOCK-FO

Walleye Trading LLC's Holding History (CIK: 0001388391)

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

Q1 2017
Shares 151,476 Value ($000) $2,587 Avg Close — Range —
Q4 2016
Shares 68,632 Value ($000) $1,242 Avg Close — Range —
Q2 2016
Shares 78,226 Value ($000) $1,270 Avg Close — Range —
Q1 2016
Shares 19,182 Value ($000) $326 Avg Close — Range —
Q2 2015
Shares 73,549 Value ($000) $2,278 Avg Close — Range —
Q1 2015
Shares 17,102 Value ($000) $552 Avg Close — Range —