ENSCO PLC

CUSIP: G3157S106 Class: SHS CLASS A

Twin Tree Management, LP's Holding History (CIK: 0001535588)

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

Q3 2014
Shares 5,589 Value ($000) $231 Avg Close — Range —
Q1 2014
Shares 4,874 Value ($000) $257 Avg Close — Range —
Q4 2013
Shares 7,045 Value ($000) $403 Avg Close — Range —
Q3 2013
Shares 4,436 Value ($000) $238 Avg Close — Range —
Q2 2013
Shares 160 Value ($000) $9 Avg Close — Range —
Q4 2012
Shares 867 Value ($000) $51 Avg Close — Range —