US ECOLOGY INC

CUSIP: 91734M103 Class: COMMON STOCK

CHARLES SCHWAB INVESTMENT MANAGEMENT INC's Holding History (CIK: 0000884546)

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

Q1 2022
Shares 321,610 Value ($000) $15,399 Avg Close — Range —
Q4 2021
Shares 318,026 Value ($000) $10,158 Avg Close — Range —
Q3 2021
Shares 301,463 Value ($000) $9,752 Avg Close — Range —
Q2 2021
Shares 284,255 Value ($000) $10,666 Avg Close — Range —
Q1 2021
Shares 271,301 Value ($000) $11,297 Avg Close — Range —
Q4 2020
Shares 257,527 Value ($000) $9,356 Avg Close — Range —
Q3 2020
Shares 249,968 Value ($000) $8,167 Avg Close — Range —
Q2 2020
Shares 225,832 Value ($000) $7,652 Avg Close — Range —
Q1 2020
Shares 207,279 Value ($000) $6,302 Avg Close — Range —
Q4 2019
Shares 197,133 Value ($000) $11,416 Avg Close — Range —