US ECOLOGY INC

CUSIP: 91734M103 Class: COMMON STOCK

HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND's Holding History (CIK: 0001535845)

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

Q1 2022
Shares 66,200 Value ($000) $3,170 Avg Close — Range —
Q4 2021
Shares 2,940 Value ($000) $94 Avg Close — Range —
Q3 2021
Shares 2,940 Value ($000) $95 Avg Close — Range —
Q2 2021
Shares 2,940 Value ($000) $110 Avg Close — Range —
Q1 2021
Shares 2,940 Value ($000) $122 Avg Close — Range —
Q4 2020
Shares 2,940 Value ($000) $107 Avg Close — Range —
Q3 2020
Shares 2,940 Value ($000) $96 Avg Close — Range —
Q2 2020
Shares 2,940 Value ($000) $100 Avg Close — Range —
Q1 2020
Shares 2,940 Value ($000) $89 Avg Close — Range —
Q4 2019
Shares 2,940 Value ($000) $170 Avg Close — Range —