ENSCO PLC

CUSIP: G3157S106 Class: SHS CLASS A

MACKAY SHIELDS LLC's Holding History (CIK: 0000061227)

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

Q2 2014
Shares 47,000 Value ($000) $2,612 Avg Close — Range —
Q1 2014
Shares 47,000 Value ($000) $2,481 Avg Close — Range —
Q4 2013
Shares 47,000 Value ($000) $2,687 Avg Close — Range —
Q3 2013
Shares 47,000 Value ($000) $2,526 Avg Close — Range —
Q2 2013
Shares 47,000 Value ($000) $2,732 Avg Close — Range —