WASTE CONNECTIONS INC

Ticker: WCN CUSIP: 94106B101 Class: COM

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM's Holding History (CIK: 0001081019)

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

Q4 2025

Shares 291,435 Value ($000) $51,106 Avg Close $172.81 Range $163.27 - $179.74

Q3 2025

Shares 295,000 Value ($000) $51,861 Avg Close $181.87 Range $170.64 - $191.59

Q2 2025

Shares 292,911 Value ($000) $54,692 Avg Close $192.18 Range $180.53 - $201.00

Q1 2025

Shares 292,251 Value ($000) $57,044 Avg Close $184.28 Range $168.52 - $195.00

Q4 2024

Shares 288,132 Value ($000) $49,438 Avg Close $180.68 Range $168.78 - $193.87

Q3 2024

Shares 300,062 Value ($000) $53,657 Avg Close $179.61 Range $171.38 - $186.29

Q2 2024

Shares 318,584 Value ($000) $55,867 Avg Close $165.63 Range $159.01 - $175.78

Q1 2024

Shares 317,220 Value ($000) $54,565 Avg Close $158.95 Range $143.66 - $171.30

Q4 2023

Shares 314,114 Value ($000) $46,888 Avg Close $135.64 Range $124.38 - $148.14

Q3 2023

Shares 311,353 Value ($000) $41,815 Avg Close $137.83 Range $132.25 - $143.59

Q2 2023

Shares 322,242 Value ($000) $46,058 Avg Close $137.25 Range $130.06 - $143.23

Q1 2023

Shares 318,861 Value ($000) $44,344 Avg Close $130.65 Range $123.42 - $138.09

Q4 2022

Shares 316,083 Value ($000) $41,900 Avg Close $133.29 Range $121.62 - $143.32

Q3 2022

Shares 311,578 Value ($000) $42,104 Avg Close $133.39 Range $118.46 - $145.09

Q2 2022

Shares 308,749 Value ($000) $38,273 Avg Close $126.61 Range $110.94 - $142.07

Q1 2022

Shares 304,594 Value ($000) $42,552 Avg Close $124.86 Range $112.72 - $137.78

Q4 2021

Shares 302,751 Value ($000) $41,256 Avg Close $129.36 Range $120.12 - $135.19

Q3 2021

Shares 220,591 Value ($000) $27,779 Avg Close $122.85 Range $114.53 - $129.77

Q2 2021

Shares 6,203 Value ($000) $741 Avg Close $115.43 Range $104.55 - $121.08

Q4 2020

Shares 303 Value ($000) $31 Avg Close $99.79 Range $94.52 - $107.37

Q3 2020

Shares 924 Value ($000) $96 Avg Close $96.45 Range $87.86 - $102.18

Q2 2020

Shares 924 Value ($000) $87 Avg Close $85.80 Range $70.45 - $94.76

Q3 2018

Shares 2,054 Value ($000) $164 Avg Close $74.62 Range $70.27 - $77.32

Q2 2018

Shares 2,054 Value ($000) $155 Avg Close $70.99 Range $67.32 - $74.59

Q1 2018

Shares 11,070 Value ($000) $794 Avg Close $67.40 Range $61.60 - $70.76

Q4 2017

Shares 11,001 Value ($000) $780 Avg Close $66.07 Range $64.44 - $70.11

Q3 2017

Shares 12,254 Value ($000) $857 Avg Close $62.37 Range $59.55 - $66.82

Q2 2017

Shares 12,169 Value ($000) $784 Avg Close $58.56 Range $54.86 - $63.25

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	291,435	$51,106	$172.81	$163.27 - $179.74
Q3 2025	295,000	$51,861	$181.87	$170.64 - $191.59
Q2 2025	292,911	$54,692	$192.18	$180.53 - $201.00
Q1 2025	292,251	$57,044	$184.28	$168.52 - $195.00
Q4 2024	288,132	$49,438	$180.68	$168.78 - $193.87
Q3 2024	300,062	$53,657	$179.61	$171.38 - $186.29
Q2 2024	318,584	$55,867	$165.63	$159.01 - $175.78
Q1 2024	317,220	$54,565	$158.95	$143.66 - $171.30
Q4 2023	314,114	$46,888	$135.64	$124.38 - $148.14
Q3 2023	311,353	$41,815	$137.83	$132.25 - $143.59
Q2 2023	322,242	$46,058	$137.25	$130.06 - $143.23
Q1 2023	318,861	$44,344	$130.65	$123.42 - $138.09
Q4 2022	316,083	$41,900	$133.29	$121.62 - $143.32
Q3 2022	311,578	$42,104	$133.39	$118.46 - $145.09
Q2 2022	308,749	$38,273	$126.61	$110.94 - $142.07
Q1 2022	304,594	$42,552	$124.86	$112.72 - $137.78
Q4 2021	302,751	$41,256	$129.36	$120.12 - $135.19
Q3 2021	220,591	$27,779	$122.85	$114.53 - $129.77
Q2 2021	6,203	$741	$115.43	$104.55 - $121.08
Q4 2020	303	$31	$99.79	$94.52 - $107.37
Q3 2020	924	$96	$96.45	$87.86 - $102.18
Q2 2020	924	$87	$85.80	$70.45 - $94.76
Q3 2018	2,054	$164	$74.62	$70.27 - $77.32
Q2 2018	2,054	$155	$70.99	$67.32 - $74.59
Q1 2018	11,070	$794	$67.40	$61.60 - $70.76
Q4 2017	11,001	$780	$66.07	$64.44 - $70.11
Q3 2017	12,254	$857	$62.37	$59.55 - $66.82
Q2 2017	12,169	$784	$58.56	$54.86 - $63.25