POTASH CORP SASK INC

CUSIP: 73755l107 Class: COM

Birch Hill Investment Advisors LLC's Holding History (CIK: 0001424177)

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

Q4 2017
Shares 661,278 Value ($000) $13,655 Avg Close — Range —
Q3 2017
Shares 635,853 Value ($000) $12,234 Avg Close — Range —
Q2 2017
Shares 272,880 Value ($000) $4,448 Avg Close — Range —
Q1 2017
Shares 296,480 Value ($000) $5,064 Avg Close — Range —
Q4 2016
Shares 299,830 Value ($000) $5,424 Avg Close — Range —
Q3 2016
Shares 323,155 Value ($000) $5,274 Avg Close — Range —
Q2 2016
Shares 240,355 Value ($000) $3,903 Avg Close — Range —
Q1 2016
Shares 163,575 Value ($000) $2,784 Avg Close — Range —
Q4 2015
Shares 172,075 Value ($000) $2,946 Avg Close — Range —
Q3 2015
Shares 141,775 Value ($000) $2,913 Avg Close — Range —
Q2 2015
Shares 110,825 Value ($000) $3,432 Avg Close — Range —
Q1 2015
Shares 93,825 Value ($000) $3,026 Avg Close — Range —
Q4 2014
Shares 11,300 Value ($000) $399 Avg Close — Range —