CLEAN HARBORS INC

Ticker: CLH CUSIP: 184496107 Class: EQTY

Qtron Investments LLC's Holding History (CIK: 0001768099)

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

Q4 2019

Shares 2,557 Value ($000) $219 Avg Close $81.27 Range $71.31 - $88.01

Q3 2019

Shares 3,167 Value ($000) $244 Avg Close $73.96 Range $67.83 - $80.06

Q2 2019

Shares 4,981 Value ($000) $354 Avg Close $69.62 Range $62.54 - $77.24

Q1 2019

Shares 4,396 Value ($000) $314 Avg Close $61.79 Range $48.13 - $72.26

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2019	2,557	$219	$81.27	$71.31 - $88.01
Q3 2019	3,167	$244	$73.96	$67.83 - $80.06
Q2 2019	4,981	$354	$69.62	$62.54 - $77.24
Q1 2019	4,396	$314	$61.79	$48.13 - $72.26