A.R.T. Advisors’s US Ecology, Inc. ECOL Stock Holding History

A.R.T. Advisors’s Portfolio ECOL Stock Details ECOL Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2018 Q4	–	Sell	-5,878	Closed	-$433K	–	1787
2018 Q3	$433K	Buy	+5,878	New	+$414K	0.02%	908
2018 Q2	–	Sell	-9,178	Closed	-$489K	–	1877
2018 Q1	$489K	Buy	+9,178	New	+$485K	0.02%	969
2016 Q2	–	Sell	-15,063	Closed	-$665K	–	1727
2016 Q1	$665K	Buy	15,063 +7,000	+87%	+$253K	0.03%	750
2015 Q4	$293K	Sell	8,063 -5,239	-39%	-$209K	0.01%	1067
2015 Q3	$580K	Buy	+13,302	New	+$633K	0.02%	813
2014 Q3	–	Sell	-19,320	Closed	-$945K	–	1600
2014 Q2	$945K	Buy	19,320 +7,051	+57%	+$324K	0.05%	528
2014 Q1	$455K	Buy	+12,269	New	+$448K	0.02%	788
2013 Q3	–	Sell	-8,583	Closed	-$235K	–	1557
2013 Q2	$235K	Buy	+8,583	New	+$235K	0.01%	1123

Other funds holding ECOL

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

SAM

Silvercrest Asset Management New York $13.8B AUM 28.39% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

ClearBridge Investments New York $115B AUM 24.78% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

Macquarie Group Sydney, NSW 2000, Australia $16.8B AUM 27.39% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

A.R.T. Advisors's ECOL Position: Q4 2018 in Review

A.R.T. Advisors sold out of US Ecology, Inc. (ECOL) in Q4 2018, closing a stake of 5,878 shares — an estimated $433K sold.

A.R.T. Advisors first reported a position in ECOL in Q2 2013 and held it in 8 quarters. The position peaked at $945K in Q2 2014. 182 funds tracked by Wall St. Rank hold ECOL as of Q4 2018.

A.R.T. Advisors reported no remaining US Ecology, Inc. position as of Q4 2018 after selling out during the quarter.
A.R.T. Advisors sold 5,878 US Ecology, Inc. shares in Q4 2018, an estimated $433K.
A.R.T. Advisors first reported a position in US Ecology, Inc. in Q2 2013 and held it in 8 quarters.
A.R.T. Advisors's US Ecology, Inc. position peaked at $945K in Q2 2014.
182 funds tracked by Wall St. Rank held US Ecology, Inc. as of Q4 2018.

Based on A.R.T. Advisors's 13F filing for Q4 2018, filed 14 Feb 2019.