US ECOLOGY INC

CUSIP: 91734M103 Class: COMMON STOCK

PRINCIPAL FINANCIAL GROUP INC's Holding History (CIK: 0001126328)

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

Q1 2022
Shares 206,397 Value ($000) $9,882 Avg Close — Range —
Q4 2021
Shares 209,888 Value ($000) $6,704 Avg Close — Range —
Q3 2021
Shares 214,835 Value ($000) $6,950 Avg Close — Range —
Q2 2021
Shares 217,921 Value ($000) $8,176 Avg Close — Range —
Q1 2021
Shares 216,503 Value ($000) $9,015 Avg Close — Range —
Q4 2020
Shares 216,778 Value ($000) $7,876 Avg Close — Range —
Q3 2020
Shares 225,385 Value ($000) $7,363 Avg Close — Range —
Q2 2020
Shares 190,587 Value ($000) $6,457 Avg Close — Range —
Q1 2020
Shares 193,071 Value ($000) $5,869 Avg Close — Range —
Q4 2019
Shares 201,057 Value ($000) $11,643 Avg Close — Range —