REX ENERGY CORPORATION

CUSIP: 761565100 Class: CMN

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

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

Q1 2017
Shares 1,684,159 Value ($000) $791 Avg Close — Range —
Q4 2016
Shares 2,636,174 Value ($000) $1,242 Avg Close — Range —
Q3 2016
Shares 3,268,830 Value ($000) $1,909 Avg Close — Range —
Q2 2016
Shares 3,268,830 Value ($000) $2,159 Avg Close — Range —