COMFORT SYS USA INC

Ticker: FIX CUSIP: 199908104 Class: EQTY

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

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

Q4 2025

Shares 55,384 Value ($000) $51,689 Avg Close $922.99 Range $769.99 - $1036.67

Q3 2025

Shares 33,927 Value ($000) $27,996 Avg Close $677.11 Range $509.32 - $827.46

Q2 2025

Shares 32,943 Value ($000) $17,664 Avg Close $434.87 Range $275.80 - $540.82

Q1 2025

Shares 32,969 Value ($000) $10,627 Avg Close $402.00 Range $302.54 - $551.14

Q4 2024

Shares 33,343 Value ($000) $14,139 Avg Close $437.35 Range $355.26 - $508.99

Q3 2024

Shares 33,748 Value ($000) $13,174 Avg Close $327.83 Range $271.49 - $401.33

Q2 2024

Shares 34,811 Value ($000) $10,587 Avg Close $316.07 Range $285.69 - $350.60

Q1 2024

Shares 35,699 Value ($000) $11,342 Avg Close $253.75 Range $192.96 - $327.15

Q4 2023

Shares 37,744 Value ($000) $7,763 Avg Close $183.38 Range $150.65 - $210.15

Q3 2023

Shares 39,446 Value ($000) $6,722 Avg Close $173.94 Range $151.86 - $190.76

Q2 2023

Shares 43,230 Value ($000) $7,098 Avg Close $147.22 Range $125.73 - $165.96

Q1 2023

Shares 44,605 Value ($000) $6,511 Avg Close $128.22 Range $109.96 - $150.32

Q4 2022

Shares 45,280 Value ($000) $5,211 Avg Close $114.84 Range $96.22 - $127.15

Q3 2022

Shares 44,958 Value ($000) $4,376 Avg Close $96.67 Range $80.59 - $107.43

Q2 2022

Shares 45,786 Value ($000) $3,807 Avg Close $84.70 Range $73.07 - $92.13

Q1 2022

Shares 46,043 Value ($000) $4,098 Avg Close $88.21 Range $78.60 - $98.71

Q4 2021

Shares 50,174 Value ($000) $4,964 Avg Close $90.77 Range $69.71 - $101.93

Q3 2021

Shares 49,015 Value ($000) $3,496 Avg Close $73.01 Range $66.64 - $78.99

Q2 2021

Shares 49,147 Value ($000) $3,872 Avg Close $79.80 Range $73.22 - $86.61

Q1 2021

Shares 54,179 Value ($000) $4,051 Avg Close $62.44 Range $49.93 - $74.74

Q4 2020

Shares 54,413 Value ($000) $2,865 Avg Close $50.62 Range $42.51 - $56.66

Q3 2020

Shares 54,173 Value ($000) $2,790 Avg Close $47.25 Range $36.35 - $54.07

Q2 2020

Shares 54,173 Value ($000) $2,208 Avg Close $34.50 Range $26.79 - $42.43

Q1 2020

Shares 55,290 Value ($000) $2,021 Avg Close $42.86 Range $28.52 - $48.68

Q4 2019

Shares 55,564 Value ($000) $2,770 Avg Close $46.97 Range $39.87 - $51.42

Q3 2019

Shares 56,687 Value ($000) $2,507 Avg Close $42.02 Range $35.00 - $51.65

Q2 2019

Shares 56,010 Value ($000) $2,856 Avg Close $49.48 Range $45.10 - $55.92

Q1 2019

Shares 56,114 Value ($000) $2,940 Avg Close $47.87 Range $41.06 - $53.13

Q4 2018

Shares 57,362 Value ($000) $2,506 Avg Close $49.04 Range $39.45 - $57.37

Q3 2018

Shares 56,085 Value ($000) $3,163 Avg Close $51.29 Range $43.07 - $56.45

Q2 2018

Shares 56,089 Value ($000) $2,569 Avg Close $42.60 Range $38.12 - $46.79

Q1 2018

Shares 56,134 Value ($000) $2,316 Avg Close $40.05 Range $37.53 - $42.58

Q4 2017

Shares 58,101 Value ($000) $2,536 Avg Close $38.98 Range $33.76 - $42.68

Q3 2017

Shares 58,988 Value ($000) $2,106 Avg Close $32.81 Range $30.33 - $35.44

Q2 2017

Shares 65,302 Value ($000) $2,423 Avg Close $33.64 Range $32.16 - $35.84

Q1 2017

Shares 73,020 Value ($000) $2,676 Avg Close $32.84 Range $30.38 - $37.49

Q4 2016

Shares 76,520 Value ($000) $2,548 Avg Close $29.41 Range $25.36 - $33.31

Q3 2016

Shares 78,520 Value ($000) $2,301 Avg Close $28.00 Range $24.56 - $31.83

Q2 2016

Shares 77,820 Value ($000) $2,535 Avg Close $29.94 Range $27.34 - $31.68

Q1 2016

Shares 79,220 Value ($000) $2,517 Avg Close $26.50 Range $22.68 - $30.43

Q4 2015

Shares 69,181 Value ($000) $1,966 Avg Close $28.46 Range $24.96 - $32.70

Q3 2015

Shares 67,936 Value ($000) $1,852 Avg Close $25.01 Range $21.10 - $28.26

Q2 2015

Shares 68,136 Value ($000) $1,564 Avg Close $20.46 Range $18.56 - $22.34

Q1 2015

Shares 68,739 Value ($000) $1,446 Avg Close $16.53 Range $14.44 - $19.93

Q4 2014

Shares 69,939 Value ($000) $1,197 Avg Close $13.93 Range $11.66 - $16.31

Q3 2014

Shares 69,642 Value ($000) $944 Avg Close $13.88 Range $12.21 - $15.26

Q2 2014

Shares 68,747 Value ($000) $1,086 Avg Close $14.35 Range $12.86 - $15.84

Q1 2014

Shares 67,647 Value ($000) $1,031 Avg Close $15.60 Range $13.94 - $17.98

Q4 2013

Shares 67,347 Value ($000) $1,306 Avg Close $17.25 Range $14.61 - $19.13

Q3 2013

Shares 66,847 Value ($000) $1,124 Avg Close $14.56 Range $13.54 - $15.63

Q2 2013

Shares 64,820 Value ($000) $967 Avg Close $12.33 Range $10.54 - $13.99

Q1 2013

Shares 64,841 Value ($000) $914 Avg Close $11.52 Range $10.57 - $12.90

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	55,384	$51,689	$922.99	$769.99 - $1036.67
Q3 2025	33,927	$27,996	$677.11	$509.32 - $827.46
Q2 2025	32,943	$17,664	$434.87	$275.80 - $540.82
Q1 2025	32,969	$10,627	$402.00	$302.54 - $551.14
Q4 2024	33,343	$14,139	$437.35	$355.26 - $508.99
Q3 2024	33,748	$13,174	$327.83	$271.49 - $401.33
Q2 2024	34,811	$10,587	$316.07	$285.69 - $350.60
Q1 2024	35,699	$11,342	$253.75	$192.96 - $327.15
Q4 2023	37,744	$7,763	$183.38	$150.65 - $210.15
Q3 2023	39,446	$6,722	$173.94	$151.86 - $190.76
Q2 2023	43,230	$7,098	$147.22	$125.73 - $165.96
Q1 2023	44,605	$6,511	$128.22	$109.96 - $150.32
Q4 2022	45,280	$5,211	$114.84	$96.22 - $127.15
Q3 2022	44,958	$4,376	$96.67	$80.59 - $107.43
Q2 2022	45,786	$3,807	$84.70	$73.07 - $92.13
Q1 2022	46,043	$4,098	$88.21	$78.60 - $98.71
Q4 2021	50,174	$4,964	$90.77	$69.71 - $101.93
Q3 2021	49,015	$3,496	$73.01	$66.64 - $78.99
Q2 2021	49,147	$3,872	$79.80	$73.22 - $86.61
Q1 2021	54,179	$4,051	$62.44	$49.93 - $74.74
Q4 2020	54,413	$2,865	$50.62	$42.51 - $56.66
Q3 2020	54,173	$2,790	$47.25	$36.35 - $54.07
Q2 2020	54,173	$2,208	$34.50	$26.79 - $42.43
Q1 2020	55,290	$2,021	$42.86	$28.52 - $48.68
Q4 2019	55,564	$2,770	$46.97	$39.87 - $51.42
Q3 2019	56,687	$2,507	$42.02	$35.00 - $51.65
Q2 2019	56,010	$2,856	$49.48	$45.10 - $55.92
Q1 2019	56,114	$2,940	$47.87	$41.06 - $53.13
Q4 2018	57,362	$2,506	$49.04	$39.45 - $57.37
Q3 2018	56,085	$3,163	$51.29	$43.07 - $56.45
Q2 2018	56,089	$2,569	$42.60	$38.12 - $46.79
Q1 2018	56,134	$2,316	$40.05	$37.53 - $42.58
Q4 2017	58,101	$2,536	$38.98	$33.76 - $42.68
Q3 2017	58,988	$2,106	$32.81	$30.33 - $35.44
Q2 2017	65,302	$2,423	$33.64	$32.16 - $35.84
Q1 2017	73,020	$2,676	$32.84	$30.38 - $37.49
Q4 2016	76,520	$2,548	$29.41	$25.36 - $33.31
Q3 2016	78,520	$2,301	$28.00	$24.56 - $31.83
Q2 2016	77,820	$2,535	$29.94	$27.34 - $31.68
Q1 2016	79,220	$2,517	$26.50	$22.68 - $30.43
Q4 2015	69,181	$1,966	$28.46	$24.96 - $32.70
Q3 2015	67,936	$1,852	$25.01	$21.10 - $28.26
Q2 2015	68,136	$1,564	$20.46	$18.56 - $22.34
Q1 2015	68,739	$1,446	$16.53	$14.44 - $19.93
Q4 2014	69,939	$1,197	$13.93	$11.66 - $16.31
Q3 2014	69,642	$944	$13.88	$12.21 - $15.26
Q2 2014	68,747	$1,086	$14.35	$12.86 - $15.84
Q1 2014	67,647	$1,031	$15.60	$13.94 - $17.98
Q4 2013	67,347	$1,306	$17.25	$14.61 - $19.13
Q3 2013	66,847	$1,124	$14.56	$13.54 - $15.63
Q2 2013	64,820	$967	$12.33	$10.54 - $13.99
Q1 2013	64,841	$914	$11.52	$10.57 - $12.90