ENCANA CORP

CUSIP: 292505104 Class: COM

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

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

Q4 2015
Shares 560,000 Value ($000) $2,850 Avg Close — Range —
Q3 2015
Shares 560,000 Value ($000) $3,606 Avg Close — Range —
Q2 2015
Shares 560,000 Value ($000) $6,171 Avg Close — Range —
Q1 2015
Shares 1,385,000 Value ($000) $15,443 Avg Close — Range —
Q4 2014
Shares 2,147,500 Value ($000) $29,786 Avg Close — Range —
Q3 2014
Shares 3,356,262 Value ($000) $71,186 Avg Close — Range —
Q2 2014
Shares 3,367,862 Value ($000) $79,852 Avg Close — Range —
Q1 2014
Shares 3,388,662 Value ($000) $72,450 Avg Close — Range —
Q4 2013
Shares 6,710,973 Value ($000) $121,133 Avg Close — Range —
Q3 2013
Shares 6,749,502 Value ($000) $116,969 Avg Close — Range —
Q2 2013
Shares 6,761,202 Value ($000) $114,535 Avg Close — Range —