1SAMC
CLH icon

12th Street Asset Management Company’s Clean Harbors CLH Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q2
$50.3M Buy
217,632
+24,585
+13% +$5.68M 8.65% 2
2025
Q1
$38M Buy
193,047
+6,730
+4% +$1.33M 6.48% 4
2024
Q4
$42.9M Buy
186,317
+584
+0.3% +$134K 7.07% 1
2024
Q3
$44.9M Sell
185,733
-72,021
-28% -$17.4M 7.57% 2
2024
Q2
$58.3M Sell
257,754
-2,632
-1% -$595K 10.64% 1
2024
Q1
$52.4M Sell
260,386
-1,316
-0.5% -$265K 9.09% 1
2023
Q4
$45.7M Sell
261,702
-6,006
-2% -$1.05M 8.59% 2
2023
Q3
$44.8M Sell
267,708
-84,426
-24% -$14.1M 9.19% 2
2023
Q2
$57.9M Sell
352,134
-12,275
-3% -$2.02M 11.68% 1
2023
Q1
$52M Sell
364,409
-1,622
-0.4% -$231K 10.87% 1
2022
Q4
$41.8M Sell
366,031
-118
-0% -$13.5K 9.13% 3
2022
Q3
$40.3M Sell
366,149
-15,807
-4% -$1.74M 11.26% 1
2022
Q2
$33.5M Buy
381,956
+75,294
+25% +$6.6M 8.44% 2
2022
Q1
$34.2M Sell
306,662
-4,708
-2% -$526K 7.83% 2
2021
Q4
$31.1M Sell
311,370
-7,068
-2% -$705K 6.5% 5
2021
Q3
$33.1M Sell
318,438
-44,271
-12% -$4.6M 7.3% 4
2021
Q2
$33.8M Sell
362,709
-21,611
-6% -$2.01M 7.02% 7
2021
Q1
$32.3M Sell
384,320
-70,756
-16% -$5.95M 6.77% 6
2020
Q4
$34.6M Buy
455,076
+134,357
+42% +$10.2M 7.45% 4
2020
Q3
$18M Sell
320,719
-4,331
-1% -$243K 4.47% 11
2020
Q2
$19.5M Sell
325,050
-24,397
-7% -$1.46M 5.4% 9
2020
Q1
$17.9M Buy
349,447
+160,696
+85% +$8.25M 6.79% 5
2019
Q4
$16.2M Sell
188,751
-2,211
-1% -$190K 3.99% 12
2019
Q3
$14.7M Buy
190,962
+41,684
+28% +$3.22M 3.9% 14
2019
Q2
$10.6M Sell
149,278
-23,845
-14% -$1.7M 2.9% 15
2019
Q1
$12.4M Buy
173,123
+37,856
+28% +$2.71M 3.28% 14
2018
Q4
$6.68M Sell
135,267
-216,704
-62% -$10.7M 2.19% 15
2018
Q3
$25.2M Sell
351,971
-18,065
-5% -$1.29M 5.99% 9
2018
Q2
$19.4M Buy
370,036
+114,654
+45% +$6.01M 4.68% 12
2018
Q1
$12.5M Buy
255,382
+31,673
+14% +$1.55M 2.94% 12
2017
Q4
$12.1M Buy
223,709
+11,004
+5% +$596K 3.04% 14
2017
Q3
$12.1M Sell
212,705
-3,590
-2% -$204K 3.12% 15
2017
Q2
$12.1M Sell
216,295
-7,612
-3% -$425K 3.11% 15
2017
Q1
$13.1M Sell
223,907
-31,215
-12% -$1.82M 3.79% 14
2016
Q4
$14.2M Buy
255,122
+52,257
+26% +$2.91M 4.3% 13
2016
Q3
$9.73M Sell
202,865
-1,870
-0.9% -$89.7K 3.69% 12
2016
Q2
$10.7M Sell
204,735
-86,000
-30% -$4.48M 4.23% 11
2016
Q1
$14.2M Buy
290,735
+77,116
+36% +$3.77M 6.89% 7
2015
Q4
$8.9M Sell
213,619
-176,440
-45% -$7.35M 5.61% 11
2015
Q3
$17.2M Buy
390,059
+2,495
+0.6% +$110K 6.29% 9
2015
Q2
$20.3M Buy
387,564
+14,029
+4% +$736K 6.56% 9
2015
Q1
$21M Buy
373,535
+25,683
+7% +$1.45M 7.71% 8
2014
Q4
$16.5M Buy
+347,852
New +$16.5M 7.15% 9