WASTE MGMT INC DEL

Ticker: WM CUSIP: 94106L109 Class: COM

GAMCO INVESTORS, INC. ET AL's Holding History (CIK: 0000807249)

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

Q4 2025

Shares 133,828 Value ($000) $29,403 Avg Close $212.55 Range $193.36 - $223.00

Q3 2025

Shares 132,513 Value ($000) $29,263 Avg Close $223.68 Range $212.89 - $238.57

Q2 2025

Shares 138,196 Value ($000) $31,622 Avg Close $229.63 Range $211.15 - $239.91

Q1 2025

Shares 142,716 Value ($000) $33,040 Avg Close $218.39 Range $196.76 - $232.35

Q4 2024

Shares 148,822 Value ($000) $30,031 Avg Close $211.11 Range $197.91 - $226.25

Q3 2024

Shares 155,666 Value ($000) $32,316 Avg Close $204.28 Range $192.36 - $220.16

Q2 2024

Shares 161,020 Value ($000) $34,352 Avg Close $202.83 Range $194.60 - $209.79

Q1 2024

Shares 175,495 Value ($000) $37,407 Avg Close $191.03 Range $171.63 - $209.15

Q4 2023

Shares 185,315 Value ($000) $33,190 Avg Close $162.45 Range $144.83 - $174.66

Q3 2023

Shares 197,920 Value ($000) $30,171 Avg Close $156.02 Range $147.15 - $166.80

Q2 2023

Shares 209,351 Value ($000) $36,306 Avg Close $158.75 Range $151.41 - $167.29

Q1 2023

Shares 220,166 Value ($000) $35,924 Avg Close $146.36 Range $141.55 - $156.71

Q4 2022

Shares 229,223 Value ($000) $35,961 Avg Close $153.18 Range $143.77 - $162.92

Q3 2022

Shares 247,413 Value ($000) $39,638 Avg Close $156.51 Range $140.85 - $166.68

Q2 2022

Shares 269,668 Value ($000) $41,254 Avg Close $147.93 Range $131.55 - $160.53

Q1 2022

Shares 276,360 Value ($000) $43,803 Avg Close $142.52 Range $130.17 - $156.52

Q4 2021

Shares 285,110 Value ($000) $47,585 Avg Close $150.67 Range $138.08 - $157.44

Q3 2021

Shares 306,844 Value ($000) $45,830 Avg Close $139.71 Range $131.15 - $146.70

Q2 2021

Shares 317,277 Value ($000) $44,454 Avg Close $128.55 Range $118.82 - $134.24

Q1 2021

Shares 324,707 Value ($000) $41,894 Avg Close $108.17 Range $100.85 - $122.01

Q4 2020

Shares 337,252 Value ($000) $39,772 Avg Close $107.44 Range $97.62 - $115.52

Q3 2020

Shares 360,512 Value ($000) $40,799 Avg Close $101.34 Range $92.43 - $109.41

Q2 2020

Shares 398,812 Value ($000) $42,238 Avg Close $92.14 Range $79.17 - $103.99

Q1 2020

Shares 492,318 Value ($000) $45,569 Avg Close $104.16 Range $77.75 - $114.99

Q4 2019

Shares 524,227 Value ($000) $59,741 Avg Close $102.09 Range $97.30 - $106.81

Q3 2019

Shares 570,602 Value ($000) $65,619 Avg Close $105.11 Range $100.31 - $109.94

Q2 2019

Shares 667,981 Value ($000) $77,065 Avg Close $97.23 Range $87.30 - $105.49

Q1 2019

Shares 705,711 Value ($000) $73,330 Avg Close $87.01 Range $77.74 - $93.07

Q4 2018

Shares 753,854 Value ($000) $67,085 Avg Close $79.68 Range $73.72 - $85.02

Q3 2018

Shares 837,566 Value ($000) $75,682 Avg Close $78.27 Range $71.29 - $82.25

Q2 2018

Shares 872,966 Value ($000) $71,007 Avg Close $72.68 Range $70.48 - $75.67

Q1 2018

Shares 930,666 Value ($000) $78,288 Avg Close $74.90 Range $68.33 - $78.22

Q4 2017

Shares 999,388 Value ($000) $86,247 Avg Close $70.72 Range $65.79 - $75.74

Q3 2017

Shares 1,041,613 Value ($000) $81,527 Avg Close $65.63 Range $63.11 - $68.35

Q2 2017

Shares 1,060,540 Value ($000) $77,791 Avg Close $62.53 Range $60.09 - $64.27

Q1 2017

Shares 1,126,465 Value ($000) $82,142 Avg Close $60.93 Range $58.81 - $63.36

Q4 2016

Shares 1,156,769 Value ($000) $82,026 Avg Close $56.80 Range $51.76 - $61.18

Q3 2016

Shares 1,201,489 Value ($000) $76,607 Avg Close $55.15 Range $52.89 - $59.36

Q2 2016

Shares 1,226,389 Value ($000) $81,273 Avg Close $50.66 Range $46.88 - $55.80

Q1 2016

Shares 1,266,719 Value ($000) $74,736 Avg Close $45.95 Range $41.82 - $50.17

Q4 2015

Shares 1,308,099 Value ($000) $69,813 Avg Close $43.91 Range $40.80 - $45.58

Q3 2015

Shares 1,325,499 Value ($000) $66,023 Avg Close $40.84 Range $37.52 - $43.41

Q2 2015

Shares 1,488,499 Value ($000) $68,992 Avg Close $40.91 Range $37.89 - $45.40

Q1 2015

Shares 1,252,399 Value ($000) $67,918 Avg Close $42.98 Range $40.84 - $44.90

Q4 2014

Shares 1,249,569 Value ($000) $64,128 Avg Close $39.05 Range $36.39 - $41.88

Q3 2014

Shares 1,276,247 Value ($000) $60,660 Avg Close $36.44 Range $34.51 - $38.15

Q2 2014

Shares 1,256,617 Value ($000) $56,208 Avg Close $34.32 Range $32.29 - $35.62

Q1 2014

Shares 1,217,767 Value ($000) $51,231 Avg Close $32.76 Range $31.54 - $34.93

Q4 2013

Shares 1,220,067 Value ($000) $54,744 Avg Close $33.88 Range $31.16 - $35.88

Q3 2013

Shares 1,191,967 Value ($000) $49,157 Avg Close $32.03 Range $30.58 - $33.41

Q2 2013

Shares 1,124,501 Value ($000) $45,351 Avg Close $30.75 Range $28.85 - $32.67

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	133,828	$29,403	$212.55	$193.36 - $223.00
Q3 2025	132,513	$29,263	$223.68	$212.89 - $238.57
Q2 2025	138,196	$31,622	$229.63	$211.15 - $239.91
Q1 2025	142,716	$33,040	$218.39	$196.76 - $232.35
Q4 2024	148,822	$30,031	$211.11	$197.91 - $226.25
Q3 2024	155,666	$32,316	$204.28	$192.36 - $220.16
Q2 2024	161,020	$34,352	$202.83	$194.60 - $209.79
Q1 2024	175,495	$37,407	$191.03	$171.63 - $209.15
Q4 2023	185,315	$33,190	$162.45	$144.83 - $174.66
Q3 2023	197,920	$30,171	$156.02	$147.15 - $166.80
Q2 2023	209,351	$36,306	$158.75	$151.41 - $167.29
Q1 2023	220,166	$35,924	$146.36	$141.55 - $156.71
Q4 2022	229,223	$35,961	$153.18	$143.77 - $162.92
Q3 2022	247,413	$39,638	$156.51	$140.85 - $166.68
Q2 2022	269,668	$41,254	$147.93	$131.55 - $160.53
Q1 2022	276,360	$43,803	$142.52	$130.17 - $156.52
Q4 2021	285,110	$47,585	$150.67	$138.08 - $157.44
Q3 2021	306,844	$45,830	$139.71	$131.15 - $146.70
Q2 2021	317,277	$44,454	$128.55	$118.82 - $134.24
Q1 2021	324,707	$41,894	$108.17	$100.85 - $122.01
Q4 2020	337,252	$39,772	$107.44	$97.62 - $115.52
Q3 2020	360,512	$40,799	$101.34	$92.43 - $109.41
Q2 2020	398,812	$42,238	$92.14	$79.17 - $103.99
Q1 2020	492,318	$45,569	$104.16	$77.75 - $114.99
Q4 2019	524,227	$59,741	$102.09	$97.30 - $106.81
Q3 2019	570,602	$65,619	$105.11	$100.31 - $109.94
Q2 2019	667,981	$77,065	$97.23	$87.30 - $105.49
Q1 2019	705,711	$73,330	$87.01	$77.74 - $93.07
Q4 2018	753,854	$67,085	$79.68	$73.72 - $85.02
Q3 2018	837,566	$75,682	$78.27	$71.29 - $82.25
Q2 2018	872,966	$71,007	$72.68	$70.48 - $75.67
Q1 2018	930,666	$78,288	$74.90	$68.33 - $78.22
Q4 2017	999,388	$86,247	$70.72	$65.79 - $75.74
Q3 2017	1,041,613	$81,527	$65.63	$63.11 - $68.35
Q2 2017	1,060,540	$77,791	$62.53	$60.09 - $64.27
Q1 2017	1,126,465	$82,142	$60.93	$58.81 - $63.36
Q4 2016	1,156,769	$82,026	$56.80	$51.76 - $61.18
Q3 2016	1,201,489	$76,607	$55.15	$52.89 - $59.36
Q2 2016	1,226,389	$81,273	$50.66	$46.88 - $55.80
Q1 2016	1,266,719	$74,736	$45.95	$41.82 - $50.17
Q4 2015	1,308,099	$69,813	$43.91	$40.80 - $45.58
Q3 2015	1,325,499	$66,023	$40.84	$37.52 - $43.41
Q2 2015	1,488,499	$68,992	$40.91	$37.89 - $45.40
Q1 2015	1,252,399	$67,918	$42.98	$40.84 - $44.90
Q4 2014	1,249,569	$64,128	$39.05	$36.39 - $41.88
Q3 2014	1,276,247	$60,660	$36.44	$34.51 - $38.15
Q2 2014	1,256,617	$56,208	$34.32	$32.29 - $35.62
Q1 2014	1,217,767	$51,231	$32.76	$31.54 - $34.93
Q4 2013	1,220,067	$54,744	$33.88	$31.16 - $35.88
Q3 2013	1,191,967	$49,157	$32.03	$30.58 - $33.41
Q2 2013	1,124,501	$45,351	$30.75	$28.85 - $32.67