CSG SYS INTL INC

Ticker: CSGS CUSIP: 126349109 Class: EQTY

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

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

Q4 2025

Shares 27,151 Value ($000) $2,082 Avg Close $73.52 Range $62.58 - $78.87

Q3 2025

Shares 27,175 Value ($000) $1,750 Avg Close $63.18 Range $60.00 - $66.71

Q2 2025

Shares 27,174 Value ($000) $1,775 Avg Close $61.56 Range $53.89 - $66.64

Q1 2025

Shares 26,933 Value ($000) $1,629 Avg Close $58.35 Range $48.29 - $66.31

Q4 2024

Shares 27,605 Value ($000) $1,411 Avg Close $50.25 Range $45.04 - $55.76

Q3 2024

Shares 28,083 Value ($000) $1,366 Avg Close $44.22 Range $38.63 - $47.73

Q2 2024

Shares 28,781 Value ($000) $1,185 Avg Close $42.67 Range $38.12 - $50.17

Q1 2024

Shares 29,672 Value ($000) $1,529 Avg Close $49.76 Range $43.30 - $53.22

Q4 2023

Shares 33,467 Value ($000) $1,781 Avg Close $48.78 Range $43.94 - $52.98

Q3 2023

Shares 34,999 Value ($000) $1,789 Avg Close $50.36 Range $47.57 - $65.63

Q2 2023

Shares 37,871 Value ($000) $1,997 Avg Close $48.12 Range $44.26 - $52.10

Q1 2023

Shares 39,247 Value ($000) $2,108 Avg Close $53.28 Range $46.04 - $58.45

Q4 2022

Shares 40,332 Value ($000) $2,307 Avg Close $54.80 Range $49.82 - $60.78

Q3 2022

Shares 40,417 Value ($000) $2,137 Avg Close $54.07 Range $48.82 - $61.72

Q2 2022

Shares 41,415 Value ($000) $2,472 Avg Close $55.94 Range $50.90 - $60.85

Q1 2022

Shares 41,450 Value ($000) $2,635 Avg Close $55.34 Range $50.37 - $60.59

Q4 2021

Shares 45,437 Value ($000) $2,618 Avg Close $48.58 Range $44.10 - $54.65

Q3 2021

Shares 44,310 Value ($000) $2,136 Avg Close $42.61 Range $40.23 - $44.84

Q2 2021

Shares 44,908 Value ($000) $2,119 Avg Close $41.25 Range $38.52 - $43.45

Q1 2021

Shares 48,792 Value ($000) $2,190 Avg Close $41.51 Range $38.45 - $44.34

Q4 2020

Shares 49,341 Value ($000) $2,224 Avg Close $38.18 Range $33.57 - $42.48

Q3 2020

Shares 49,341 Value ($000) $2,021 Avg Close $37.09 Range $33.83 - $40.23

Q2 2020

Shares 49,298 Value ($000) $2,040 Avg Close $40.58 Range $35.01 - $45.18

Q1 2020

Shares 49,999 Value ($000) $2,092 Avg Close $41.97 Range $32.16 - $48.36

Q4 2019

Shares 50,247 Value ($000) $2,602 Avg Close $47.39 Range $43.32 - $51.48

Q3 2019

Shares 51,262 Value ($000) $2,649 Avg Close $44.77 Range $37.17 - $49.96

Q2 2019

Shares 50,649 Value ($000) $2,473 Avg Close $39.83 Range $36.93 - $43.24

Q1 2019

Shares 50,141 Value ($000) $2,121 Avg Close $33.46 Range $27.07 - $36.96

Q4 2018

Shares 52,022 Value ($000) $1,653 Avg Close $30.23 Range $26.28 - $34.97

Q3 2018

Shares 50,849 Value ($000) $2,041 Avg Close $33.83 Range $31.09 - $36.46

Q2 2018

Shares 50,867 Value ($000) $2,079 Avg Close $36.17 Range $32.37 - $39.84

Q1 2018

Shares 50,814 Value ($000) $2,301 Avg Close $38.83 Range $35.54 - $41.32

Q4 2017

Shares 52,595 Value ($000) $2,305 Avg Close $36.41 Range $33.47 - $39.11

Q3 2017

Shares 53,410 Value ($000) $2,142 Avg Close $33.14 Range $31.20 - $35.94

Q2 2017

Shares 59,142 Value ($000) $2,400 Avg Close $32.80 Range $29.60 - $35.43

Q1 2017

Shares 63,152 Value ($000) $2,388 Avg Close $35.24 Range $30.52 - $42.62

Q4 2016

Shares 66,152 Value ($000) $3,202 Avg Close $35.62 Range $30.03 - $41.38

Q3 2016

Shares 67,952 Value ($000) $2,808 Avg Close $34.53 Range $32.41 - $36.84

Q2 2016

Shares 67,252 Value ($000) $2,711 Avg Close $35.23 Range $31.66 - $38.14

Q1 2016

Shares 69,559 Value ($000) $3,141 Avg Close $30.77 Range $26.46 - $37.66

Q4 2015

Shares 60,729 Value ($000) $2,185 Avg Close $27.90 Range $24.78 - $31.52

Q3 2015

Shares 59,714 Value ($000) $1,839 Avg Close $25.02 Range $23.54 - $26.78

Q2 2015

Shares 59,814 Value ($000) $1,894 Avg Close $24.78 Range $23.02 - $26.33

Q1 2015

Shares 62,183 Value ($000) $1,890 Avg Close $22.44 Range $18.92 - $24.69

Q4 2014

Shares 63,183 Value ($000) $1,584 Avg Close $20.32 Range $18.36 - $21.49

Q3 2014

Shares 62,914 Value ($000) $1,653 Avg Close $21.36 Range $20.12 - $22.42

Q2 2014

Shares 62,257 Value ($000) $1,626 Avg Close $20.41 Range $19.38 - $21.74

Q1 2014

Shares 61,557 Value ($000) $1,603 Avg Close $22.02 Range $20.05 - $25.02

Q4 2013

Shares 61,357 Value ($000) $1,804 Avg Close $21.46 Range $18.45 - $23.23

Q3 2013

Shares 60,957 Value ($000) $1,527 Avg Close $18.59 Range $16.59 - $19.87

Q2 2013

Shares 59,047 Value ($000) $1,281 Avg Close $16.18 Range $15.26 - $16.89

Q1 2013

Shares 59,100 Value ($000) $1,252 Avg Close $14.87 Range $13.81 - $16.72

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	27,151	$2,082	$73.52	$62.58 - $78.87
Q3 2025	27,175	$1,750	$63.18	$60.00 - $66.71
Q2 2025	27,174	$1,775	$61.56	$53.89 - $66.64
Q1 2025	26,933	$1,629	$58.35	$48.29 - $66.31
Q4 2024	27,605	$1,411	$50.25	$45.04 - $55.76
Q3 2024	28,083	$1,366	$44.22	$38.63 - $47.73
Q2 2024	28,781	$1,185	$42.67	$38.12 - $50.17
Q1 2024	29,672	$1,529	$49.76	$43.30 - $53.22
Q4 2023	33,467	$1,781	$48.78	$43.94 - $52.98
Q3 2023	34,999	$1,789	$50.36	$47.57 - $65.63
Q2 2023	37,871	$1,997	$48.12	$44.26 - $52.10
Q1 2023	39,247	$2,108	$53.28	$46.04 - $58.45
Q4 2022	40,332	$2,307	$54.80	$49.82 - $60.78
Q3 2022	40,417	$2,137	$54.07	$48.82 - $61.72
Q2 2022	41,415	$2,472	$55.94	$50.90 - $60.85
Q1 2022	41,450	$2,635	$55.34	$50.37 - $60.59
Q4 2021	45,437	$2,618	$48.58	$44.10 - $54.65
Q3 2021	44,310	$2,136	$42.61	$40.23 - $44.84
Q2 2021	44,908	$2,119	$41.25	$38.52 - $43.45
Q1 2021	48,792	$2,190	$41.51	$38.45 - $44.34
Q4 2020	49,341	$2,224	$38.18	$33.57 - $42.48
Q3 2020	49,341	$2,021	$37.09	$33.83 - $40.23
Q2 2020	49,298	$2,040	$40.58	$35.01 - $45.18
Q1 2020	49,999	$2,092	$41.97	$32.16 - $48.36
Q4 2019	50,247	$2,602	$47.39	$43.32 - $51.48
Q3 2019	51,262	$2,649	$44.77	$37.17 - $49.96
Q2 2019	50,649	$2,473	$39.83	$36.93 - $43.24
Q1 2019	50,141	$2,121	$33.46	$27.07 - $36.96
Q4 2018	52,022	$1,653	$30.23	$26.28 - $34.97
Q3 2018	50,849	$2,041	$33.83	$31.09 - $36.46
Q2 2018	50,867	$2,079	$36.17	$32.37 - $39.84
Q1 2018	50,814	$2,301	$38.83	$35.54 - $41.32
Q4 2017	52,595	$2,305	$36.41	$33.47 - $39.11
Q3 2017	53,410	$2,142	$33.14	$31.20 - $35.94
Q2 2017	59,142	$2,400	$32.80	$29.60 - $35.43
Q1 2017	63,152	$2,388	$35.24	$30.52 - $42.62
Q4 2016	66,152	$3,202	$35.62	$30.03 - $41.38
Q3 2016	67,952	$2,808	$34.53	$32.41 - $36.84
Q2 2016	67,252	$2,711	$35.23	$31.66 - $38.14
Q1 2016	69,559	$3,141	$30.77	$26.46 - $37.66
Q4 2015	60,729	$2,185	$27.90	$24.78 - $31.52
Q3 2015	59,714	$1,839	$25.02	$23.54 - $26.78
Q2 2015	59,814	$1,894	$24.78	$23.02 - $26.33
Q1 2015	62,183	$1,890	$22.44	$18.92 - $24.69
Q4 2014	63,183	$1,584	$20.32	$18.36 - $21.49
Q3 2014	62,914	$1,653	$21.36	$20.12 - $22.42
Q2 2014	62,257	$1,626	$20.41	$19.38 - $21.74
Q1 2014	61,557	$1,603	$22.02	$20.05 - $25.02
Q4 2013	61,357	$1,804	$21.46	$18.45 - $23.23
Q3 2013	60,957	$1,527	$18.59	$16.59 - $19.87
Q2 2013	59,047	$1,281	$16.18	$15.26 - $16.89
Q1 2013	59,100	$1,252	$14.87	$13.81 - $16.72