Simplex Trading’s Clean Harbors CLH Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$1.2K Sell
4
-681
-99% -$201K ﹤0.01% 8791
2026
Q1
$196K Buy
685
+503
+276% +$137K ﹤0.01% 4323
2025
Q4
$42.7K Buy
182
+3
+2% +$685 ﹤0.01% 5808
2025
Q3
$41K Buy
+179
New +$42.4K ﹤0.01% 6645
2025
Q2
Sell
-942
Closed -$206K 8754
2025
Q1
$185K Buy
+942
New +$206K ﹤0.01% 4424
2024
Q4
Sell
-1,666
Closed -$414K 8617
2024
Q3
$402K Buy
+1,666
New +$392K ﹤0.01% 3831
2024
Q1
Sell
-1,028
Closed -$185K 8932
2023
Q4
$179K Buy
+1,028
New +$169K ﹤0.01% 4783
2023
Q2
Sell
-627
Closed -$91.7K 9065
2023
Q1
$89K Buy
+627
New +$81.6K ﹤0.01% 5277
2022
Q4
Sell
-1,628
Closed -$190K 9317
2022
Q3
$179K Buy
1,628
+737
+83% +$78.9K ﹤0.01% 4760
2022
Q2
$78K Sell
891
-1,088
-55% -$105K ﹤0.01% 5900
2022
Q1
$220K Buy
+1,979
New +$195K ﹤0.01% 5027
2021
Q2
Sell
-474
Closed -$43.1K 10097
2021
Q1
$39K Buy
+474
New +$39.9K ﹤0.01% 6875
2020
Q4
Sell
-2,618
Closed -$175K 8401
2020
Q3
$146K Sell
2,618
-410
-14% -$24.3K ﹤0.01% 4485
2020
Q2
$181K Buy
+3,028
New +$169K ﹤0.01% 4105
2020
Q1
Sell
-1,312
Closed -$95.8K 7655
2019
Q4
$112K Buy
+1,312
New +$107K ﹤0.01% 4403
2019
Q2
Sell
-23,541
Closed -$1.64M 7163
2019
Q1
$1.68M Buy
23,541
+22,258
+1,735% +$1.38M ﹤0.01% 1530
2018
Q4
$63K Sell
1,283
-12,527
-91% -$780K ﹤0.01% 4299
2018
Q3
$988K Buy
13,810
+5,070
+58% +$322K ﹤0.01% 1901
2018
Q2
$485K Buy
+8,740
New +$449K ﹤0.01% 2489
2017
Q4
Sell
-435
Closed -$23.6K 6045
2017
Q3
$24K Sell
435
-718
-62% -$39.1K ﹤0.01% 2974
2017
Q2
$64K Buy
+1,153
New +$66.3K ﹤0.01% 2156
2016
Q4
Sell
-1,451
Closed -$73.1K 5893
2016
Q3
$69K Buy
+1,451
New +$71.9K ﹤0.01% 1831
2015
Q3
Sell
-103
Closed -$5.11K 5561
2015
Q2
$5K Sell
103
-837
-89% -$46.7K ﹤0.01% 3634
2015
Q1
$53K Buy
+940
New +$48.7K 0.01% 1511

Other funds holding CLH

Simplex Trading's CLH Position: Q2 2026 in Review

Simplex Trading reduced its Clean Harbors (CLH) stake by 99% in Q2 2026, selling an estimated $201K and leaving 4 shares worth $1.2K. The position accounts for ﹤0.01% of the portfolio, ranked #8791.

Simplex Trading first reported a position in CLH in Q1 2015 and has held it in 24 quarters since. The position peaked at $1.68M in Q1 2019. 660 funds tracked by Wall St. Rank hold CLH as of Q2 2026.

  • Simplex Trading held 4 shares of Clean Harbors worth $1.2K as of Q2 2026.
  • Simplex Trading sold 681 Clean Harbors shares in Q2 2026, an estimated $201K.
  • Clean Harbors made up ﹤0.01% of Simplex Trading's portfolio in Q2 2026, its #8791 holding.
  • Simplex Trading first reported a position in Clean Harbors in Q1 2015 and has held it in 24 quarters since.
  • Simplex Trading's Clean Harbors position peaked at $1.68M in Q1 2019.
  • 660 funds tracked by Wall St. Rank held Clean Harbors as of Q2 2026.

Based on Simplex Trading's 13F filing for Q2 2026, filed 12 Aug 2026.