US ECOLOGY INC

CUSIP: 91734M103 Class: COMMON STOCK

NISA INVESTMENT ADVISORS, LLC's Holding History (CIK: 0000937615)

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

Q1 2022
Shares 100 Value ($000) $5 Avg Close — Range —
Q4 2021
Shares 100 Value ($000) $3 Avg Close — Range —
Q3 2021
Shares 700 Value ($000) $23 Avg Close — Range —
Q2 2021
Shares 700 Value ($000) $26 Avg Close — Range —
Q1 2021
Shares 1,800 Value ($000) $75 Avg Close — Range —
Q4 2020
Shares 1,800 Value ($000) $65 Avg Close — Range —
Q3 2020
Shares 1,100 Value ($000) $36 Avg Close — Range —
Q1 2020
Shares 140 Value ($000) $4 Avg Close — Range —
Q4 2019
Shares 140 Value ($000) $8 Avg Close — Range —