CLEAN HARBORS INC

Ticker: CLH CUSIP: 184496107 Class: EQTY

Colonial Trust Advisors's Holding History (CIK: 0001567993)

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

Q4 2025

Shares 9,188 Value ($000) $2,154 Avg Close $228.49 Range $201.34 - $248.07

Q3 2025

Shares 9,410 Value ($000) $2,185 Avg Close $236.75 Range $218.46 - $251.43

Q2 2025

Shares 9,445 Value ($000) $2,183 Avg Close $218.92 Range $178.29 - $235.43

Q1 2025

Shares 9,445 Value ($000) $1,862 Avg Close $218.84 Range $186.54 - $247.51

Q4 2024

Shares 9,470 Value ($000) $2,179 Avg Close $248.40 Range $220.10 - $267.11

Q3 2024

Shares 9,679 Value ($000) $2,340 Avg Close $235.10 Range $217.36 - $251.65

Q2 2024

Shares 9,791 Value ($000) $2,214 Avg Close $209.64 Range $189.32 - $231.15

Q1 2024

Shares 9,900 Value ($000) $1,993 Avg Close $179.73 Range $161.39 - $202.58

Q4 2023

Shares 9,950 Value ($000) $1,736 Avg Close $164.14 Range $132.92 - $179.49

Q3 2023

Shares 10,350 Value ($000) $1,732 Avg Close $168.59 Range $160.37 - $178.33

Q2 2023

Shares 10,450 Value ($000) $1,718 Avg Close $146.18 Range $129.70 - $164.80

Q1 2023

Shares 10,500 Value ($000) $1,497 Avg Close $130.22 Range $110.96 - $144.20

Q4 2022

Shares 10,650 Value ($000) $1,215 Avg Close $116.83 Range $109.07 - $125.41

Q3 2022

Shares 10,468 Value ($000) $1,151 Avg Close $107.08 Range $83.56 - $124.49

Q2 2022

Shares 10,568 Value ($000) $926 Avg Close $96.49 Range $81.56 - $115.00

Q1 2022

Shares 10,568 Value ($000) $1,180 Avg Close $98.73 Range $87.11 - $113.71

Q4 2021

Shares 10,650 Value ($000) $1,063 Avg Close $105.37 Range $90.25 - $118.89

Q3 2021

Shares 10,900 Value ($000) $1,132 Avg Close $98.39 Range $89.03 - $106.90

Q2 2021

Shares 11,250 Value ($000) $1,048 Avg Close $90.87 Range $83.56 - $96.47

Q1 2021

Shares 11,250 Value ($000) $946 Avg Close $84.13 Range $73.69 - $91.94

Q4 2020

Shares 12,125 Value ($000) $923 Avg Close $67.02 Range $52.22 - $77.16

Q3 2020

Shares 12,675 Value ($000) $710 Avg Close $59.23 Range $52.29 - $67.07

Q2 2020

Shares 13,500 Value ($000) $810 Avg Close $55.73 Range $44.36 - $71.22

Q1 2020

Shares 14,650 Value ($000) $752 Avg Close $73.03 Range $29.45 - $88.40

Q4 2019

Shares 15,800 Value ($000) $1,355 Avg Close $81.27 Range $71.31 - $88.01

Q3 2019

Shares 16,450 Value ($000) $1,270 Avg Close $73.96 Range $67.83 - $80.06

Q2 2019

Shares 18,175 Value ($000) $1,292 Avg Close $69.62 Range $62.54 - $77.24

Q1 2019

Shares 18,600 Value ($000) $1,330 Avg Close $61.79 Range $48.13 - $72.26

Q4 2018

Shares 17,300 Value ($000) $854 Avg Close $62.29 Range $46.21 - $72.46

Q3 2018

Shares 18,783 Value ($000) $1,345 Avg Close $63.60 Range $54.90 - $72.50

Q2 2018

Shares 18,883 Value ($000) $1,049 Avg Close $51.36 Range $44.75 - $56.00

Q1 2018

Shares 19,278 Value ($000) $941 Avg Close $52.41 Range $46.62 - $57.97

Q4 2017

Shares 21,803 Value ($000) $1,182 Avg Close $54.14 Range $51.43 - $58.22

Q3 2017

Shares 20,437 Value ($000) $1,159 Avg Close $54.44 Range $49.63 - $58.28

Q2 2017

Shares 21,200 Value ($000) $1,184 Avg Close $57.50 Range $53.17 - $61.62

Q1 2017

Shares 19,508 Value ($000) $1,156 Avg Close $55.34 Range $52.77 - $59.17

Q4 2016

Shares 21,945 Value ($000) $1,221 Avg Close $50.41 Range $43.03 - $58.23

Q3 2016

Shares 24,000 Value ($000) $1,152 Avg Close $49.57 Range $44.91 - $53.79

Q2 2016

Shares 24,250 Value ($000) $1,264 Avg Close $50.01 Range $46.40 - $54.54

Q1 2016

Shares 24,425 Value ($000) $1,205 Avg Close $43.78 Range $37.09 - $49.97

Q4 2015

Shares 24,625 Value ($000) $1,026 Avg Close $43.45 Range $39.89 - $48.05

Q3 2015

Shares 26,300 Value ($000) $1,156 Avg Close $49.63 Range $43.00 - $54.31

Q2 2015

Shares 26,950 Value ($000) $1,448 Avg Close $55.82 Range $50.65 - $59.29

Q1 2015

Shares 28,100 Value ($000) $1,596 Avg Close $51.78 Range $44.70 - $58.44

Q4 2014

Shares 23,875 Value ($000) $1,147 Avg Close $48.74 Range $43.05 - $53.84

Q3 2014

Shares 30,700 Value ($000) $1,655 Avg Close $58.81 Range $53.66 - $65.53

Q2 2014

Shares 30,800 Value ($000) $1,979 Avg Close $59.46 Range $52.02 - $64.30

Q1 2014

Shares 32,150 Value ($000) $1,761 Avg Close $54.49 Range $44.95 - $60.47

Q4 2013

Shares 36,275 Value ($000) $2,175 Avg Close $57.66 Range $51.77 - $64.12

Q3 2013

Shares 40,750 Value ($000) $2,390 Avg Close $55.80 Range $50.23 - $59.80

Q2 2013

Shares 60,100 Value ($000) $3,037 Avg Close $55.73 Range $50.37 - $61.28

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	9,188	$2,154	$228.49	$201.34 - $248.07
Q3 2025	9,410	$2,185	$236.75	$218.46 - $251.43
Q2 2025	9,445	$2,183	$218.92	$178.29 - $235.43
Q1 2025	9,445	$1,862	$218.84	$186.54 - $247.51
Q4 2024	9,470	$2,179	$248.40	$220.10 - $267.11
Q3 2024	9,679	$2,340	$235.10	$217.36 - $251.65
Q2 2024	9,791	$2,214	$209.64	$189.32 - $231.15
Q1 2024	9,900	$1,993	$179.73	$161.39 - $202.58
Q4 2023	9,950	$1,736	$164.14	$132.92 - $179.49
Q3 2023	10,350	$1,732	$168.59	$160.37 - $178.33
Q2 2023	10,450	$1,718	$146.18	$129.70 - $164.80
Q1 2023	10,500	$1,497	$130.22	$110.96 - $144.20
Q4 2022	10,650	$1,215	$116.83	$109.07 - $125.41
Q3 2022	10,468	$1,151	$107.08	$83.56 - $124.49
Q2 2022	10,568	$926	$96.49	$81.56 - $115.00
Q1 2022	10,568	$1,180	$98.73	$87.11 - $113.71
Q4 2021	10,650	$1,063	$105.37	$90.25 - $118.89
Q3 2021	10,900	$1,132	$98.39	$89.03 - $106.90
Q2 2021	11,250	$1,048	$90.87	$83.56 - $96.47
Q1 2021	11,250	$946	$84.13	$73.69 - $91.94
Q4 2020	12,125	$923	$67.02	$52.22 - $77.16
Q3 2020	12,675	$710	$59.23	$52.29 - $67.07
Q2 2020	13,500	$810	$55.73	$44.36 - $71.22
Q1 2020	14,650	$752	$73.03	$29.45 - $88.40
Q4 2019	15,800	$1,355	$81.27	$71.31 - $88.01
Q3 2019	16,450	$1,270	$73.96	$67.83 - $80.06
Q2 2019	18,175	$1,292	$69.62	$62.54 - $77.24
Q1 2019	18,600	$1,330	$61.79	$48.13 - $72.26
Q4 2018	17,300	$854	$62.29	$46.21 - $72.46
Q3 2018	18,783	$1,345	$63.60	$54.90 - $72.50
Q2 2018	18,883	$1,049	$51.36	$44.75 - $56.00
Q1 2018	19,278	$941	$52.41	$46.62 - $57.97
Q4 2017	21,803	$1,182	$54.14	$51.43 - $58.22
Q3 2017	20,437	$1,159	$54.44	$49.63 - $58.28
Q2 2017	21,200	$1,184	$57.50	$53.17 - $61.62
Q1 2017	19,508	$1,156	$55.34	$52.77 - $59.17
Q4 2016	21,945	$1,221	$50.41	$43.03 - $58.23
Q3 2016	24,000	$1,152	$49.57	$44.91 - $53.79
Q2 2016	24,250	$1,264	$50.01	$46.40 - $54.54
Q1 2016	24,425	$1,205	$43.78	$37.09 - $49.97
Q4 2015	24,625	$1,026	$43.45	$39.89 - $48.05
Q3 2015	26,300	$1,156	$49.63	$43.00 - $54.31
Q2 2015	26,950	$1,448	$55.82	$50.65 - $59.29
Q1 2015	28,100	$1,596	$51.78	$44.70 - $58.44
Q4 2014	23,875	$1,147	$48.74	$43.05 - $53.84
Q3 2014	30,700	$1,655	$58.81	$53.66 - $65.53
Q2 2014	30,800	$1,979	$59.46	$52.02 - $64.30
Q1 2014	32,150	$1,761	$54.49	$44.95 - $60.47
Q4 2013	36,275	$2,175	$57.66	$51.77 - $64.12
Q3 2013	40,750	$2,390	$55.80	$50.23 - $59.80
Q2 2013	60,100	$3,037	$55.73	$50.37 - $61.28