US ECOLOGY INC

CUSIP: 91734M111 Class: *W EXP 10/17/202

CSS LLC/IL's Holding History (CIK: 0001103646)

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

Q1 2022
Shares 44,077 Value ($000) $194 Avg Close — Range —
Q4 2019
Shares 18,609 Value ($000) $216 Avg Close — Range —