NEXTIER OILFIELD SOLUTIONS

CUSIP: 65290C105 Class: Common Stock

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

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

Q1 2021
Shares 55,900 Value ($000) $208 Avg Close — Range —
Q4 2020
Shares 100,200 Value ($000) $345 Avg Close — Range —
Q3 2020
Shares 235,700 Value ($000) $437 Avg Close — Range —
Q2 2020
Shares 372,700 Value ($000) $913 Avg Close — Range —
Q4 2019
Shares 151,412 Value ($000) $1,015 Avg Close — Range —