SIMPLEX TRADING, LLC - CLEAN HARBORS INC ownership

CLEAN HARBORS INC's ticker is CLH and the CUSIP is 184496107. A total of 286 filers reported holding CLEAN HARBORS INC in Q4 2018. The put-call ratio across all filers is 2.07 and the average weighting 0.1%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of CLEAN HARBORS INC
ValueSharesWeighting
Q1 2023$89
-100.0%
627
-61.5%
0.00%
Q3 2022$179,000
+129.5%
1,628
+82.7%
0.00%
Q2 2022$78,000
-64.5%
891
-55.0%
0.00%
Q1 2022$220,000
+464.1%
1,979
+317.5%
0.00%
Q1 2021$39,000
-73.3%
474
-81.9%
0.00%
Q3 2020$146,000
-19.3%
2,618
-13.5%
0.00%
Q2 2020$181,000
+61.6%
3,028
+130.8%
0.00%
Q4 2019$112,000
-93.3%
1,312
-94.4%
0.00%
-100.0%
Q1 2019$1,683,000
+2571.4%
23,541
+1734.8%
0.01%
Q4 2018$63,000
-93.6%
1,283
-90.7%
0.00%
-100.0%
Q3 2018$988,000
+103.7%
13,810
+58.0%
0.00%
+50.0%
Q2 2018$485,000
+1920.8%
8,740
+1909.2%
0.00%
+100.0%
Q3 2017$24,000
-62.5%
435
-62.3%
0.00%
-66.7%
Q2 2017$64,000
-7.2%
1,153
-20.5%
0.00%
-40.0%
Q3 2016$69,000
+1280.0%
1,451
+1308.7%
0.01%
Q2 2015$5,000
-90.6%
103
-89.0%
0.00%
-100.0%
Q1 2015$53,0009400.01%
Other shareholders
CLEAN HARBORS INC shareholders Q4 2018
NameSharesValueWeighting ↓
Kenmare Capital Partners, L.L.C. 379,843$24,405,00012.09%
Pivot Point Capital Partners, LLC 373,651$24,007,0009.67%
Merion Investment Management LP 12,000$771,0008.56%
Tensile Capital Management 375,000$24,094,0006.10%
RELATIONAL INVESTORS LLC 5,941,492$381,741,0005.81%
SNYDER CAPITAL MANAGEMENT L P 1,570,961$100,934,0004.67%
BERNZOTT CAPITAL ADVISORS 294,175$18,901,0004.32%
SouthernSun Asset Management 3,440,489$221,051,0004.02%
Impax Asset Management LTD 656,397$42,178,0002.64%
STONE RUN CAPITAL, LLC 57,875$3,719,0002.44%
View complete list of CLEAN HARBORS INC shareholders