US ECOLOGY INC

CUSIP: 91734M103 Class: COMMON STOCK

PRICE T ROWE ASSOCIATES INC /MD/'s Holding History (CIK: 0000080255)

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

Q1 2022
Shares 34,444 Value ($000) $1,649 Avg Close — Range —
Q4 2021
Shares 33,819 Value ($000) $1,080 Avg Close — Range —
Q3 2021
Shares 34,352 Value ($000) $1,111 Avg Close — Range —
Q2 2021
Shares 34,352 Value ($000) $1,289 Avg Close — Range —
Q1 2021
Shares 104,015 Value ($000) $4,331 Avg Close — Range —
Q4 2020
Shares 219,696 Value ($000) $7,982 Avg Close — Range —
Q3 2020
Shares 436,553 Value ($000) $14,262 Avg Close — Range —
Q2 2020
Shares 590,370 Value ($000) $20,002 Avg Close — Range —
Q1 2020
Shares 680,495 Value ($000) $20,687 Avg Close — Range —
Q4 2019
Shares 568,749 Value ($000) $32,936 Avg Close — Range —