POTASH CORP SASK INC

CUSIP: 73755L107 Class: COMMON STOCK-FO

PRIMECAP MANAGEMENT CO/CA/'s Holding History (CIK: 0000763212)

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

Q3 2017
Shares 636,900 Value ($000) $12,254 Avg Close — Range —
Q2 2017
Shares 636,900 Value ($000) $10,381 Avg Close — Range —
Q1 2017
Shares 640,000 Value ($000) $10,931 Avg Close — Range —
Q4 2016
Shares 744,700 Value ($000) $13,472 Avg Close — Range —
Q3 2016
Shares 5,196,800 Value ($000) $84,812 Avg Close — Range —
Q2 2016
Shares 6,291,959 Value ($000) $102,181 Avg Close — Range —
Q1 2016
Shares 6,337,259 Value ($000) $107,860 Avg Close — Range —
Q4 2015
Shares 7,063,333 Value ($000) $120,924 Avg Close — Range —
Q3 2015
Shares 7,544,064 Value ($000) $155,031 Avg Close — Range —
Q2 2015
Shares 8,102,864 Value ($000) $250,946 Avg Close — Range —
Q1 2015
Shares 8,129,264 Value ($000) $262,169 Avg Close — Range —
Q4 2014
Shares 8,133,114 Value ($000) $287,262 Avg Close — Range —
Q3 2014
Shares 8,493,189 Value ($000) $293,525 Avg Close — Range —
Q2 2014
Shares 8,536,789 Value ($000) $324,057 Avg Close — Range —
Q1 2014
Shares 8,600,889 Value ($000) $311,524 Avg Close — Range —
Q4 2013
Shares 8,932,589 Value ($000) $294,418 Avg Close — Range —
Q3 2013
Shares 9,288,859 Value ($000) $290,556 Avg Close — Range —
Q2 2013
Shares 11,687,307 Value ($000) $445,637 Avg Close — Range —