CLEAN HARBORS INC

Ticker: CLH CUSIP: 184496107 Class: EQTY

PRINCIPAL FINANCIAL GROUP INC's Holding History (CIK: 0001126328)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 108,009 Value ($000) $25,326 Avg Close $228.49 Range $201.34 - $248.07

Q3 2025

Shares 111,983 Value ($000) $26,005 Avg Close $236.75 Range $218.46 - $251.43

Q2 2025

Shares 114,222 Value ($000) $26,406 Avg Close $218.92 Range $178.29 - $235.43

Q1 2025

Shares 116,603 Value ($000) $22,982 Avg Close $218.84 Range $186.54 - $247.51

Q4 2024

Shares 116,155 Value ($000) $26,732 Avg Close $248.40 Range $220.10 - $267.11

Q3 2024

Shares 117,495 Value ($000) $28,400 Avg Close $235.10 Range $217.36 - $251.65

Q2 2024

Shares 167,140 Value ($000) $37,799 Avg Close $209.64 Range $189.32 - $231.15

Q1 2024

Shares 189,497 Value ($000) $38,148 Avg Close $179.73 Range $161.39 - $202.58

Q4 2023

Shares 184,909 Value ($000) $32,268 Avg Close $164.14 Range $132.92 - $179.49

Q3 2023

Shares 185,802 Value ($000) $31,096 Avg Close $168.59 Range $160.37 - $178.33

Q2 2023

Shares 189,010 Value ($000) $31,079 Avg Close $146.18 Range $129.70 - $164.80

Q1 2023

Shares 199,076 Value ($000) $28,380 Avg Close $130.22 Range $110.96 - $144.20

Q4 2022

Shares 197,273 Value ($000) $22,513 Avg Close $116.83 Range $109.07 - $125.41

Q3 2022

Shares 196,241 Value ($000) $21,582 Avg Close $107.08 Range $83.56 - $124.49

Q2 2022

Shares 197,256 Value ($000) $17,294 Avg Close $96.49 Range $81.56 - $115.00

Q1 2022

Shares 170,316 Value ($000) $19,014 Avg Close $98.73 Range $87.11 - $113.71

Q4 2021

Shares 170,191 Value ($000) $16,980 Avg Close $105.37 Range $90.25 - $118.89

Q3 2021

Shares 173,106 Value ($000) $17,981 Avg Close $98.39 Range $89.03 - $106.90

Q2 2021

Shares 174,695 Value ($000) $16,271 Avg Close $90.87 Range $83.56 - $96.47

Q1 2021

Shares 173,405 Value ($000) $14,576 Avg Close $84.13 Range $73.69 - $91.94

Q4 2020

Shares 150,556 Value ($000) $11,457 Avg Close $67.02 Range $52.22 - $77.16

Q3 2020

Shares 151,826 Value ($000) $8,507 Avg Close $59.23 Range $52.29 - $67.07

Q2 2020

Shares 157,058 Value ($000) $9,420 Avg Close $55.73 Range $44.36 - $71.22

Q1 2020

Shares 161,278 Value ($000) $8,279 Avg Close $73.03 Range $29.45 - $88.40

Q4 2019

Shares 228,873 Value ($000) $19,625 Avg Close $81.27 Range $71.31 - $88.01

Q3 2019

Shares 228,302 Value ($000) $17,625 Avg Close $73.96 Range $67.83 - $80.06

Q2 2019

Shares 229,772 Value ($000) $16,337 Avg Close $69.62 Range $62.54 - $77.24

Q1 2019

Shares 224,684 Value ($000) $16,072 Avg Close $61.79 Range $48.13 - $72.26

Q4 2018

Shares 223,914 Value ($000) $11,050 Avg Close $62.29 Range $46.21 - $72.46

Q3 2018

Shares 227,797 Value ($000) $16,305 Avg Close $63.60 Range $54.90 - $72.50

Q2 2018

Shares 225,776 Value ($000) $12,542 Avg Close $51.36 Range $44.75 - $56.00

Q1 2018

Shares 217,677 Value ($000) $10,625 Avg Close $52.41 Range $46.62 - $57.97

Q4 2017

Shares 213,585 Value ($000) $11,576 Avg Close $54.14 Range $51.43 - $58.22

Q3 2017

Shares 214,438 Value ($000) $12,159 Avg Close $54.44 Range $49.63 - $58.28

Q2 2017

Shares 223,083 Value ($000) $12,455 Avg Close $57.50 Range $53.17 - $61.62

Q1 2017

Shares 204,251 Value ($000) $11,360 Avg Close $55.34 Range $52.77 - $59.17

Q4 2016

Shares 199,270 Value ($000) $11,089 Avg Close $50.41 Range $43.03 - $58.23

Q3 2016

Shares 209,653 Value ($000) $10,059 Avg Close $49.57 Range $44.91 - $53.79

Q2 2016

Shares 188,515 Value ($000) $9,824 Avg Close $50.01 Range $46.40 - $54.54

Q1 2016

Shares 165,536 Value ($000) $8,168 Avg Close $43.78 Range $37.09 - $49.97

Q4 2015

Shares 169,074 Value ($000) $7,042 Avg Close $43.45 Range $39.89 - $48.05

Q3 2015

Shares 168,695 Value ($000) $7,418 Avg Close $49.63 Range $43.00 - $54.31

Q2 2015

Shares 156,933 Value ($000) $8,434 Avg Close $55.82 Range $50.65 - $59.29

Q1 2015

Shares 151,627 Value ($000) $8,609 Avg Close $51.78 Range $44.70 - $58.44

Q4 2014

Shares 147,747 Value ($000) $7,100 Avg Close $48.74 Range $43.05 - $53.84

Q3 2014

Shares 138,413 Value ($000) $7,463 Avg Close $58.81 Range $53.66 - $65.53

Q2 2014

Shares 132,270 Value ($000) $8,498 Avg Close $59.46 Range $52.02 - $64.30

Q1 2014

Shares 153,972 Value ($000) $8,436 Avg Close $54.49 Range $44.95 - $60.47

Q4 2013

Shares 148,363 Value ($000) $8,896 Avg Close $57.66 Range $51.77 - $64.12

Q3 2013

Shares 122,437 Value ($000) $7,182 Avg Close $55.80 Range $50.23 - $59.80

Q2 2013

Shares 142,538 Value ($000) $7,203 Avg Close $55.73 Range $50.37 - $61.28

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	108,009	$25,326	$228.49	$201.34 - $248.07
Q3 2025	111,983	$26,005	$236.75	$218.46 - $251.43
Q2 2025	114,222	$26,406	$218.92	$178.29 - $235.43
Q1 2025	116,603	$22,982	$218.84	$186.54 - $247.51
Q4 2024	116,155	$26,732	$248.40	$220.10 - $267.11
Q3 2024	117,495	$28,400	$235.10	$217.36 - $251.65
Q2 2024	167,140	$37,799	$209.64	$189.32 - $231.15
Q1 2024	189,497	$38,148	$179.73	$161.39 - $202.58
Q4 2023	184,909	$32,268	$164.14	$132.92 - $179.49
Q3 2023	185,802	$31,096	$168.59	$160.37 - $178.33
Q2 2023	189,010	$31,079	$146.18	$129.70 - $164.80
Q1 2023	199,076	$28,380	$130.22	$110.96 - $144.20
Q4 2022	197,273	$22,513	$116.83	$109.07 - $125.41
Q3 2022	196,241	$21,582	$107.08	$83.56 - $124.49
Q2 2022	197,256	$17,294	$96.49	$81.56 - $115.00
Q1 2022	170,316	$19,014	$98.73	$87.11 - $113.71
Q4 2021	170,191	$16,980	$105.37	$90.25 - $118.89
Q3 2021	173,106	$17,981	$98.39	$89.03 - $106.90
Q2 2021	174,695	$16,271	$90.87	$83.56 - $96.47
Q1 2021	173,405	$14,576	$84.13	$73.69 - $91.94
Q4 2020	150,556	$11,457	$67.02	$52.22 - $77.16
Q3 2020	151,826	$8,507	$59.23	$52.29 - $67.07
Q2 2020	157,058	$9,420	$55.73	$44.36 - $71.22
Q1 2020	161,278	$8,279	$73.03	$29.45 - $88.40
Q4 2019	228,873	$19,625	$81.27	$71.31 - $88.01
Q3 2019	228,302	$17,625	$73.96	$67.83 - $80.06
Q2 2019	229,772	$16,337	$69.62	$62.54 - $77.24
Q1 2019	224,684	$16,072	$61.79	$48.13 - $72.26
Q4 2018	223,914	$11,050	$62.29	$46.21 - $72.46
Q3 2018	227,797	$16,305	$63.60	$54.90 - $72.50
Q2 2018	225,776	$12,542	$51.36	$44.75 - $56.00
Q1 2018	217,677	$10,625	$52.41	$46.62 - $57.97
Q4 2017	213,585	$11,576	$54.14	$51.43 - $58.22
Q3 2017	214,438	$12,159	$54.44	$49.63 - $58.28
Q2 2017	223,083	$12,455	$57.50	$53.17 - $61.62
Q1 2017	204,251	$11,360	$55.34	$52.77 - $59.17
Q4 2016	199,270	$11,089	$50.41	$43.03 - $58.23
Q3 2016	209,653	$10,059	$49.57	$44.91 - $53.79
Q2 2016	188,515	$9,824	$50.01	$46.40 - $54.54
Q1 2016	165,536	$8,168	$43.78	$37.09 - $49.97
Q4 2015	169,074	$7,042	$43.45	$39.89 - $48.05
Q3 2015	168,695	$7,418	$49.63	$43.00 - $54.31
Q2 2015	156,933	$8,434	$55.82	$50.65 - $59.29
Q1 2015	151,627	$8,609	$51.78	$44.70 - $58.44
Q4 2014	147,747	$7,100	$48.74	$43.05 - $53.84
Q3 2014	138,413	$7,463	$58.81	$53.66 - $65.53
Q2 2014	132,270	$8,498	$59.46	$52.02 - $64.30
Q1 2014	153,972	$8,436	$54.49	$44.95 - $60.47
Q4 2013	148,363	$8,896	$57.66	$51.77 - $64.12
Q3 2013	122,437	$7,182	$55.80	$50.23 - $59.80
Q2 2013	142,538	$7,203	$55.73	$50.37 - $61.28