CASELLA WASTE SYS INC

Ticker: CWST CUSIP: 147448104 Class: CL A

Portolan Capital Management, LLC's Holding History (CIK: 0001350290)

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

Q4 2025

Shares 15,225 Value ($000) $1,491 Avg Close $92.83 Range $82.22 - $102.51

Q3 2025

Shares 15,225 Value ($000) $1,445 Avg Close $100.67 Range $85.21 - $115.93

Q2 2025

Shares 15,303 Value ($000) $1,766 Avg Close $115.55 Range $101.15 - $121.24

Q1 2025

Shares 15,303 Value ($000) $1,706 Avg Close $109.42 Range $103.20 - $116.31

Q4 2024

Shares 15,337 Value ($000) $1,623 Avg Close $105.60 Range $97.05 - $114.88

Q3 2024

Shares 15,392 Value ($000) $1,531 Avg Close $103.51 Range $91.01 - $109.09

Q2 2024

Shares 15,682 Value ($000) $1,556 Avg Close $96.31 Range $86.41 - $101.99

Q1 2024

Shares 15,691 Value ($000) $1,551 Avg Close $89.65 Range $80.04 - $100.29

Q4 2023

Shares 15,691 Value ($000) $1,341 Avg Close $80.37 Range $72.97 - $89.85

Q3 2023

Shares 50,165 Value ($000) $3,828 Avg Close $81.96 Range $75.82 - $90.07

Q2 2023

Shares 68,477 Value ($000) $6,194 Avg Close $89.23 Range $80.56 - $95.78

Q1 2023

Shares 44,153 Value ($000) $3,650 Avg Close $79.13 Range $72.33 - $83.75

Q4 2022

Shares 17,097 Value ($000) $1,356 Avg Close $80.27 Range $70.07 - $88.02

Q3 2022

Shares 17,097 Value ($000) $1,306 Avg Close $80.18 Range $70.54 - $87.37

Q2 2022

Shares 17,097 Value ($000) $1,243 Avg Close $76.14 Range $63.90 - $92.20

Q1 2022

Shares 17,097 Value ($000) $1,499 Avg Close $79.67 Range $69.00 - $92.75

Q4 2021

Shares 17,097 Value ($000) $1,460 Avg Close $83.82 Range $75.17 - $89.84

Q3 2021

Shares 17,227 Value ($000) $1,308 Avg Close $70.48 Range $62.47 - $80.98

Q2 2021

Shares 17,227 Value ($000) $1,093 Avg Close $66.37 Range $62.80 - $69.60

Q1 2021

Shares 17,746 Value ($000) $1,128 Avg Close $60.47 Range $53.43 - $66.20

Q4 2020

Shares 34,694 Value ($000) $2,149 Avg Close $59.38 Range $53.71 - $63.58

Q3 2020

Shares 105,373 Value ($000) $5,885 Avg Close $54.72 Range $49.66 - $59.68

Q2 2020

Shares 103,124 Value ($000) $5,375 Avg Close $47.72 Range $35.18 - $54.00

Q1 2020

Shares 141,316 Value ($000) $5,520 Avg Close $48.50 Range $34.35 - $56.14

Q4 2019

Shares 326,096 Value ($000) $15,010 Avg Close $44.11 Range $40.87 - $47.71

Q3 2019

Shares 305,204 Value ($000) $13,105 Avg Close $43.30 Range $38.86 - $47.72

Q2 2019

Shares 262,823 Value ($000) $10,416 Avg Close $37.52 Range $32.07 - $41.72

Q1 2019

Shares 294,318 Value ($000) $10,466 Avg Close $32.64 Range $26.75 - $36.95

Q4 2018

Shares 283,816 Value ($000) $8,086 Avg Close $30.36 Range $24.61 - $34.48

Q3 2018

Shares 442,024 Value ($000) $13,729 Avg Close $28.45 Range $24.80 - $33.94

Q2 2018

Shares 573,258 Value ($000) $14,681 Avg Close $24.67 Range $23.21 - $27.50

Q1 2018

Shares 723,294 Value ($000) $16,911 Avg Close $24.49 Range $22.15 - $27.38

Q4 2017

Shares 1,019,449 Value ($000) $23,468 Avg Close $19.68 Range $16.64 - $23.20

Q3 2017

Shares 1,593,492 Value ($000) $29,958 Avg Close $17.03 Range $15.20 - $19.13

Q2 2017

Shares 2,482,221 Value ($000) $40,733 Avg Close $14.78 Range $13.32 - $16.95

Q1 2017

Shares 2,738,686 Value ($000) $38,643 Avg Close $12.41 Range $11.15 - $14.23

Q4 2016

Shares 3,012,984 Value ($000) $37,391 Avg Close $11.75 Range $10.28 - $13.41

Q3 2016

Shares 3,770,378 Value ($000) $38,835 Avg Close $9.12 Range $7.76 - $10.39

Q2 2016

Shares 3,846,836 Value ($000) $30,198 Avg Close $7.17 Range $6.31 - $7.90

Q1 2016

Shares 3,721,221 Value ($000) $24,932 Avg Close $6.03 Range $4.97 - $6.98

Q4 2015

Shares 3,442,603 Value ($000) $20,587 Avg Close $6.25 Range $5.67 - $7.24

Q3 2015

Shares 3,933,135 Value ($000) $22,812 Avg Close $6.11 Range $5.50 - $6.75

Q2 2015

Shares 3,638,198 Value ($000) $20,410 Avg Close $5.60 Range $5.09 - $6.30

Q1 2015

Shares 2,739,222 Value ($000) $15,066 Avg Close $4.33 Range $3.61 - $5.52

Q4 2014

Shares 2,473,288 Value ($000) $9,992 Avg Close $4.04 Range $3.41 - $4.56

Q3 2014

Shares 1,570,414 Value ($000) $6,046 Avg Close $4.65 Range $3.84 - $5.25

Q2 2014

Shares 139,738 Value ($000) $700 Avg Close $5.25 Range $4.79 - $5.58

Q1 2014

Shares 139,738 Value ($000) $714 Avg Close $5.34 Range $4.90 - $5.89

Q4 2013

Shares 139,738 Value ($000) $810 Avg Close $5.81 Range $5.45 - $6.20

Q3 2013

Shares 205,388 Value ($000) $1,181 Avg Close $5.03 Range $4.29 - $5.81

Q2 2013

Shares 205,388 Value ($000) $885 Avg Close $4.11 Range $3.81 - $4.67

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	15,225	$1,491	$92.83	$82.22 - $102.51
Q3 2025	15,225	$1,445	$100.67	$85.21 - $115.93
Q2 2025	15,303	$1,766	$115.55	$101.15 - $121.24
Q1 2025	15,303	$1,706	$109.42	$103.20 - $116.31
Q4 2024	15,337	$1,623	$105.60	$97.05 - $114.88
Q3 2024	15,392	$1,531	$103.51	$91.01 - $109.09
Q2 2024	15,682	$1,556	$96.31	$86.41 - $101.99
Q1 2024	15,691	$1,551	$89.65	$80.04 - $100.29
Q4 2023	15,691	$1,341	$80.37	$72.97 - $89.85
Q3 2023	50,165	$3,828	$81.96	$75.82 - $90.07
Q2 2023	68,477	$6,194	$89.23	$80.56 - $95.78
Q1 2023	44,153	$3,650	$79.13	$72.33 - $83.75
Q4 2022	17,097	$1,356	$80.27	$70.07 - $88.02
Q3 2022	17,097	$1,306	$80.18	$70.54 - $87.37
Q2 2022	17,097	$1,243	$76.14	$63.90 - $92.20
Q1 2022	17,097	$1,499	$79.67	$69.00 - $92.75
Q4 2021	17,097	$1,460	$83.82	$75.17 - $89.84
Q3 2021	17,227	$1,308	$70.48	$62.47 - $80.98
Q2 2021	17,227	$1,093	$66.37	$62.80 - $69.60
Q1 2021	17,746	$1,128	$60.47	$53.43 - $66.20
Q4 2020	34,694	$2,149	$59.38	$53.71 - $63.58
Q3 2020	105,373	$5,885	$54.72	$49.66 - $59.68
Q2 2020	103,124	$5,375	$47.72	$35.18 - $54.00
Q1 2020	141,316	$5,520	$48.50	$34.35 - $56.14
Q4 2019	326,096	$15,010	$44.11	$40.87 - $47.71
Q3 2019	305,204	$13,105	$43.30	$38.86 - $47.72
Q2 2019	262,823	$10,416	$37.52	$32.07 - $41.72
Q1 2019	294,318	$10,466	$32.64	$26.75 - $36.95
Q4 2018	283,816	$8,086	$30.36	$24.61 - $34.48
Q3 2018	442,024	$13,729	$28.45	$24.80 - $33.94
Q2 2018	573,258	$14,681	$24.67	$23.21 - $27.50
Q1 2018	723,294	$16,911	$24.49	$22.15 - $27.38
Q4 2017	1,019,449	$23,468	$19.68	$16.64 - $23.20
Q3 2017	1,593,492	$29,958	$17.03	$15.20 - $19.13
Q2 2017	2,482,221	$40,733	$14.78	$13.32 - $16.95
Q1 2017	2,738,686	$38,643	$12.41	$11.15 - $14.23
Q4 2016	3,012,984	$37,391	$11.75	$10.28 - $13.41
Q3 2016	3,770,378	$38,835	$9.12	$7.76 - $10.39
Q2 2016	3,846,836	$30,198	$7.17	$6.31 - $7.90
Q1 2016	3,721,221	$24,932	$6.03	$4.97 - $6.98
Q4 2015	3,442,603	$20,587	$6.25	$5.67 - $7.24
Q3 2015	3,933,135	$22,812	$6.11	$5.50 - $6.75
Q2 2015	3,638,198	$20,410	$5.60	$5.09 - $6.30
Q1 2015	2,739,222	$15,066	$4.33	$3.61 - $5.52
Q4 2014	2,473,288	$9,992	$4.04	$3.41 - $4.56
Q3 2014	1,570,414	$6,046	$4.65	$3.84 - $5.25
Q2 2014	139,738	$700	$5.25	$4.79 - $5.58
Q1 2014	139,738	$714	$5.34	$4.90 - $5.89
Q4 2013	139,738	$810	$5.81	$5.45 - $6.20
Q3 2013	205,388	$1,181	$5.03	$4.29 - $5.81
Q2 2013	205,388	$885	$4.11	$3.81 - $4.67