NUVERRA ENVIRONMENTAL SOLUTI

CUSIP: 67091K302 Class: COM PAR ADDED

SHEPHERD KAPLAN KROCHUK, LLC's Holding History (CIK: 0001218583)

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

Q1 2020
Shares 25,256 Value ($000) $35 Avg Close — Range —
Q4 2019
Shares 31,400 Value ($000) $91 Avg Close — Range —
Q3 2019
Shares 40,475 Value ($000) $171 Avg Close — Range —
Q2 2019
Shares 35,000 Value ($000) $144 Avg Close — Range —
Q1 2019
Shares 16,841 Value ($000) $150 Avg Close — Range —
Q4 2018
Shares 29,975 Value ($000) $246 Avg Close — Range —
Q3 2018
Shares 44,000 Value ($000) $489 Avg Close — Range —
Q2 2018
Shares 40,000 Value ($000) $480 Avg Close — Range —
Q1 2018
Shares 13,500 Value ($000) $312 Avg Close — Range —
Q4 2017
Shares 15,950 Value ($000) $290 Avg Close — Range —