UNIT CORP

CUSIP: 909218109 Class: COM

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

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

Q4 2018
Shares 42,293 Value ($000) $604 Avg Close — Range —
Q3 2018
Shares 47,000 Value ($000) $1,225 Avg Close — Range —
Q2 2018
Shares 42,800 Value ($000) $1,094 Avg Close — Range —
Q1 2018
Shares 10,700 Value ($000) $211 Avg Close — Range —