POTASH CORP SASK INC

CUSIP: 73755L107 Class: COMMON STOCK-FO

BECK MACK & OLIVER LLC's Holding History (CIK: 0000010742)

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

Q4 2017
Shares 611,910 Value ($000) $12,636 Avg Close — Range —
Q3 2017
Shares 613,060 Value ($000) $11,795 Avg Close — Range —
Q2 2017
Shares 611,660 Value ($000) $9,970 Avg Close — Range —
Q1 2017
Shares 546,360 Value ($000) $9,332 Avg Close — Range —
Q4 2016
Shares 516,160 Value ($000) $9,337 Avg Close — Range —
Q3 2016
Shares 416,135 Value ($000) $6,791 Avg Close — Range —
Q2 2016
Shares 412,335 Value ($000) $6,696 Avg Close — Range —
Q1 2016
Shares 403,885 Value ($000) $6,874 Avg Close — Range —
Q4 2015
Shares 238,525 Value ($000) $4,084 Avg Close — Range —
Q3 2015
Shares 259,575 Value ($000) $5,334 Avg Close — Range —
Q2 2015
Shares 257,750 Value ($000) $7,983 Avg Close — Range —
Q1 2015
Shares 242,200 Value ($000) $7,811 Avg Close — Range —
Q4 2014
Shares 238,200 Value ($000) $8,413 Avg Close — Range —
Q3 2014
Shares 235,100 Value ($000) $8,125 Avg Close — Range —
Q2 2014
Shares 231,900 Value ($000) $8,803 Avg Close — Range —
Q1 2014
Shares 230,900 Value ($000) $8,363 Avg Close — Range —
Q4 2013
Shares 227,000 Value ($000) $7,482 Avg Close — Range —
Q3 2013
Shares 228,370 Value ($000) $7,144 Avg Close — Range —
Q2 2013
Shares 209,570 Value ($000) $7,991 Avg Close — Range —