POTASH CORP SASK INC

CUSIP: 73755L107 Class: COMMON STOCK-FO

Private Wealth Partners, LLC's Holding History (CIK: 0001335851)

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

Q4 2015
Shares 37,100 Value ($000) $635 Avg Close — Range —
Q3 2015
Shares 19,900 Value ($000) $409 Avg Close — Range —
Q2 2015
Shares 25,000 Value ($000) $774 Avg Close — Range —
Q1 2015
Shares 26,800 Value ($000) $864 Avg Close — Range —
Q4 2014
Shares 26,800 Value ($000) $947 Avg Close — Range —
Q3 2014
Shares 26,800 Value ($000) $926 Avg Close — Range —
Q2 2014
Shares 53,300 Value ($000) $2,023 Avg Close — Range —
Q1 2014
Shares 53,300 Value ($000) $1,931 Avg Close — Range —
Q4 2013
Shares 24,300 Value ($000) $801 Avg Close — Range —
Q2 2013
Shares 37,800 Value ($000) $1,441 Avg Close — Range —