ENSCO PLC

CUSIP: G3157S10 Class: SHS CLASS A

ARROWSTREET CAPITAL, LIMITED PARTNERSHIP's Holding History (CIK: 0001164508)

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

Q2 2016
Shares 2,294,600 Value ($000) $22,281 Avg Close — Range —
Q1 2016
Shares 857,640 Value ($000) $8,894 Avg Close — Range —
Q3 2015
Shares 19,400 Value ($000) $273 Avg Close — Range —
Q4 2014
Shares 22,168 Value ($000) $664 Avg Close — Range —
Q3 2013
Shares 426,302 Value ($000) $22,914 Avg Close — Range —
Q2 2013
Shares 256,390 Value ($000) $14,901 Avg Close — Range —