SIMPLEX TRADING, LLC - US ECOLOGY INC ownership

US ECOLOGY INC's ticker is ECOL and the CUSIP is 91732J102. A total of 144 filers reported holding US ECOLOGY INC in Q2 2015. The put-call ratio across all filers is - and the average weighting 0.2%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of US ECOLOGY INC
ValueSharesWeighting
Q3 2017$25,000
+257.1%
471
+139.1%
0.00%0.0%
Q4 2015$7,000
+133.3%
197
+118.9%
0.00%
Q3 2015$3,00090
+2150.0%
0.00%
Q2 2015$0
-100.0%
4
-99.1%
0.00%
-100.0%
Q4 2014$18,0004470.00%
Other shareholders
US ECOLOGY INC shareholders Q2 2015
NameSharesValueWeighting ↓
MOODY ALDRICH PARTNERS LLC 32,402$1,727,0001.11%
FENIMORE ASSET MANAGEMENT INC 456,452$24,329,0000.94%
SILVERCREST ASSET MANAGEMENT GROUP LLC 1,601,570$85,363,0000.83%
Redmond Asset Management, LLC 22,516$1,200,0000.53%
CHATHAM CAPITAL GROUP, INC. 27,860$1,485,0000.40%
GW&K Investment Management, LLC 436,963$23,290,0000.39%
NAPLES GLOBAL ADVISORS, LLC 19,950$1,063,0000.32%
Probity Advisors, Inc. 14,246$759,0000.26%
Ibex Investors LLC 5,715$305,0000.25%
Stanley-Laman Group, Ltd. 13,221$705,0000.16%
View complete list of US ECOLOGY INC shareholders