REX ENERGY CORPORATION

CUSIP: 761565506 Class: COM NEW

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

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

Q1 2018
Shares 141,701 Value ($000) $129 Avg Close — Range —
Q4 2017
Shares 141,701 Value ($000) $197 Avg Close — Range —
Q3 2017
Shares 143,468 Value ($000) $387 Avg Close — Range —
Q2 2017
Shares 163,490 Value ($000) $472 Avg Close — Range —