CLEAN HARBORS INC

Ticker: CLH CUSIP: 184496107 Class: EQTY

NEEDHAM INVESTMENT MANAGEMENT LLC's Holding History (CIK: 0001167212)

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

Q4 2025
Shares 68,856 Value ($000) $16,145 Avg Close $228.49 Range $201.34 - $248.07
Q3 2025
Shares 62,981 Value ($000) $14,625 Avg Close $236.75 Range $218.46 - $251.43
Q2 2025
Shares 60,906 Value ($000) $14,080 Avg Close $218.92 Range $178.29 - $235.43
Q1 2025
Shares 60,906 Value ($000) $12,005 Avg Close $218.84 Range $186.54 - $247.51
Q4 2024
Shares 60,756 Value ($000) $13,982 Avg Close $248.40 Range $220.10 - $267.11
Q3 2024
Shares 60,756 Value ($000) $14,685 Avg Close $235.10 Range $217.36 - $251.65
Q2 2024
Shares 60,606 Value ($000) $13,706 Avg Close $209.64 Range $189.32 - $231.15
Q1 2024
Shares 60,356 Value ($000) $12,150 Avg Close $179.73 Range $161.39 - $202.58
Q4 2023
Shares 58,306 Value ($000) $10,175 Avg Close $164.14 Range $132.92 - $179.49
Q3 2023
Shares 51,606 Value ($000) $8,637 Avg Close $168.59 Range $160.37 - $178.33
Q2 2023
Shares 51,106 Value ($000) $8,403 Avg Close $146.18 Range $129.70 - $164.80
Q1 2023
Shares 52,506 Value ($000) $7,485 Avg Close $130.22 Range $110.96 - $144.20
Q4 2022
Shares 52,506 Value ($000) $5,992 Avg Close $116.83 Range $109.07 - $125.41
Q3 2022
Shares 54,006 Value ($000) $5,939 Avg Close $107.08 Range $83.56 - $124.49
Q2 2022
Shares 54,006 Value ($000) $4,735 Avg Close $96.49 Range $81.56 - $115.00
Q1 2022
Shares 28,900 Value ($000) $3,227 Avg Close $98.73 Range $87.11 - $113.71
Q4 2021
Shares 10,000 Value ($000) $998 Avg Close $105.37 Range $90.25 - $118.89
Q3 2021
Shares 5,500 Value ($000) $572 Avg Close $98.39 Range $89.03 - $106.90
Q2 2021
Shares 5,500 Value ($000) $512 Avg Close $90.87 Range $83.56 - $96.47
Q1 2021
Shares 5,500 Value ($000) $462 Avg Close $84.13 Range $73.69 - $91.94
Q4 2020
Shares 5,500 Value ($000) $418 Avg Close $67.02 Range $52.22 - $77.16
Q3 2020
Shares 5,500 Value ($000) $308 Avg Close $59.23 Range $52.29 - $67.07
Q2 2020
Shares 5,500 Value ($000) $330 Avg Close $55.73 Range $44.36 - $71.22
Q1 2020
Shares 5,500 Value ($000) $283 Avg Close $73.03 Range $29.45 - $88.40
Q4 2017
Shares 1,000 Value ($000) $54 Avg Close $54.14 Range $51.43 - $58.22
Q3 2017
Shares 11,000 Value ($000) $624 Avg Close $54.44 Range $49.63 - $58.28
Q2 2017
Shares 7,000 Value ($000) $390 Avg Close $57.50 Range $53.17 - $61.62
Q1 2017
Shares 7,000 Value ($000) $389 Avg Close $55.34 Range $52.77 - $59.17
Q2 2015
Shares 21,000 Value ($000) $1,128 Avg Close $55.82 Range $50.65 - $59.29
Q1 2015
Shares 21,000 Value ($000) $1,192 Avg Close $51.78 Range $44.70 - $58.44
Q4 2014
Shares 21,000 Value ($000) $1,009 Avg Close $48.74 Range $43.05 - $53.84
Q3 2014
Shares 20,000 Value ($000) $1,078 Avg Close $58.81 Range $53.66 - $65.53
Q2 2014
Shares 20,000 Value ($000) $1,285 Avg Close $59.46 Range $52.02 - $64.30
Q1 2014
Shares 20,000 Value ($000) $1,096 Avg Close $54.49 Range $44.95 - $60.47
Q4 2013
Shares 15,000 Value ($000) $900 Avg Close $57.66 Range $51.77 - $64.12
Q3 2013
Shares 15,000 Value ($000) $880 Avg Close $55.80 Range $50.23 - $59.80