MINERALS TECHNOLOGIES INC

Ticker: MTX CUSIP: 603158106 Class: Common Stock

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

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

Q4 2025

Shares 31,466 Value ($000) $1,918 Avg Close $59.09 Range $53.85 - $63.32

Q3 2025

Shares 31,517 Value ($000) $1,958 Avg Close $60.71 Range $54.60 - $66.01

Q2 2025

Shares 29,716 Value ($000) $1,636 Avg Close $56.00 Range $49.17 - $62.74

Q1 2025

Shares 29,412 Value ($000) $1,870 Avg Close $70.76 Range $62.32 - $77.53

Q4 2024

Shares 30,047 Value ($000) $2,290 Avg Close $77.99 Range $73.72 - $85.72

Q3 2024

Shares 30,497 Value ($000) $2,355 Avg Close $76.19 Range $68.62 - $89.24

Q2 2024

Shares 31,555 Value ($000) $2,624 Avg Close $78.11 Range $68.96 - $86.44

Q1 2024

Shares 32,536 Value ($000) $2,449 Avg Close $69.23 Range $63.86 - $75.81

Q4 2023

Shares 34,350 Value ($000) $2,449 Avg Close $58.40 Range $47.83 - $71.07

Q3 2023

Shares 35,952 Value ($000) $1,969 Avg Close $56.13 Range $52.34 - $61.66

Q2 2023

Shares 39,469 Value ($000) $2,277 Avg Close $57.19 Range $53.13 - $60.84

Q1 2023

Shares 40,569 Value ($000) $2,451 Avg Close $61.10 Range $54.37 - $72.20

Q4 2022

Shares 41,289 Value ($000) $2,507 Avg Close $55.60 Range $48.74 - $62.46

Q3 2022

Shares 41,168 Value ($000) $2,034 Avg Close $59.58 Range $48.42 - $66.30

Q2 2022

Shares 42,246 Value ($000) $2,591 Avg Close $62.57 Range $56.35 - $67.72

Q1 2022

Shares 42,812 Value ($000) $2,832 Avg Close $67.70 Range $60.93 - $74.01

Q4 2021

Shares 46,433 Value ($000) $3,397 Avg Close $70.30 Range $63.19 - $77.32

Q3 2021

Shares 45,813 Value ($000) $3,200 Avg Close $74.61 Range $66.08 - $79.98

Q2 2021

Shares 46,317 Value ($000) $3,644 Avg Close $78.96 Range $73.23 - $86.58

Q1 2021

Shares 51,383 Value ($000) $3,870 Avg Close $69.02 Range $59.59 - $79.48

Q4 2020

Shares 51,657 Value ($000) $3,209 Avg Close $57.87 Range $48.80 - $64.63

Q3 2020

Shares 51,376 Value ($000) $2,625 Avg Close $48.19 Range $40.96 - $52.66

Q2 2020

Shares 51,376 Value ($000) $2,411 Avg Close $42.61 Range $30.45 - $54.67

Q1 2020

Shares 52,637 Value ($000) $1,909 Avg Close $47.10 Range $26.54 - $57.53

Q4 2019

Shares 53,231 Value ($000) $3,068 Avg Close $52.25 Range $47.23 - $56.93

Q3 2019

Shares 54,899 Value ($000) $2,915 Avg Close $49.74 Range $43.95 - $54.50

Q2 2019

Shares 54,195 Value ($000) $2,900 Avg Close $56.57 Range $49.73 - $61.78

Q1 2019

Shares 54,195 Value ($000) $3,186 Avg Close $55.37 Range $47.40 - $60.23

Q4 2018

Shares 55,400 Value ($000) $2,844 Avg Close $54.02 Range $45.58 - $66.26

Q3 2018

Shares 54,151 Value ($000) $3,661 Avg Close $68.30 Range $62.79 - $78.11

Q2 2018

Shares 54,170 Value ($000) $4,082 Avg Close $69.69 Range $62.26 - $74.25

Q1 2018

Shares 53,519 Value ($000) $3,583 Avg Close $69.21 Range $63.19 - $74.48

Q4 2017

Shares 55,438 Value ($000) $3,817 Avg Close $68.59 Range $64.01 - $71.97

Q3 2017

Shares 56,326 Value ($000) $3,979 Avg Close $66.03 Range $60.34 - $73.31

Q2 2017

Shares 62,340 Value ($000) $4,563 Avg Close $71.89 Range $67.72 - $77.55

Q1 2017

Shares 68,310 Value ($000) $5,233 Avg Close $74.61 Range $68.88 - $80.72

Q4 2016

Shares 71,510 Value ($000) $5,524 Avg Close $71.34 Range $63.07 - $80.10

Q3 2016

Shares 73,410 Value ($000) $5,189 Avg Close $64.21 Range $53.29 - $69.79

Q2 2016

Shares 72,810 Value ($000) $4,136 Avg Close $55.75 Range $49.31 - $59.65

Q1 2016

Shares 73,763 Value ($000) $4,193 Avg Close $44.81 Range $34.44 - $55.27

Q4 2015

Shares 64,360 Value ($000) $2,952 Avg Close $53.82 Range $43.09 - $60.63

Q3 2015

Shares 63,332 Value ($000) $3,050 Avg Close $55.32 Range $44.66 - $66.23

Q2 2015

Shares 63,432 Value ($000) $4,322 Avg Close $66.48 Range $62.78 - $71.08

Q1 2015

Shares 62,996 Value ($000) $4,605 Avg Close $64.85 Range $55.99 - $71.65

Q4 2014

Shares 64,296 Value ($000) $4,465 Avg Close $66.50 Range $54.66 - $74.50

Q3 2014

Shares 63,624 Value ($000) $3,926 Avg Close $59.56 Range $53.83 - $64.32

Q2 2014

Shares 62,963 Value ($000) $4,129 Avg Close $59.63 Range $56.50 - $63.93

Q1 2014

Shares 63,463 Value ($000) $4,097 Avg Close $53.91 Range $46.24 - $61.72

Q4 2013

Shares 63,163 Value ($000) $3,794 Avg Close $53.79 Range $46.69 - $57.91

Q3 2013

Shares 62,663 Value ($000) $3,094 Avg Close $43.84 Range $39.27 - $47.16

Q2 2013

Shares 60,750 Value ($000) $2,511 Avg Close $39.30 Range $36.34 - $41.48

Q1 2013

Shares 61,716 Value ($000) $2,562 Avg Close $39.28 Range $37.46 - $41.08

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	31,466	$1,918	$59.09	$53.85 - $63.32
Q3 2025	31,517	$1,958	$60.71	$54.60 - $66.01
Q2 2025	29,716	$1,636	$56.00	$49.17 - $62.74
Q1 2025	29,412	$1,870	$70.76	$62.32 - $77.53
Q4 2024	30,047	$2,290	$77.99	$73.72 - $85.72
Q3 2024	30,497	$2,355	$76.19	$68.62 - $89.24
Q2 2024	31,555	$2,624	$78.11	$68.96 - $86.44
Q1 2024	32,536	$2,449	$69.23	$63.86 - $75.81
Q4 2023	34,350	$2,449	$58.40	$47.83 - $71.07
Q3 2023	35,952	$1,969	$56.13	$52.34 - $61.66
Q2 2023	39,469	$2,277	$57.19	$53.13 - $60.84
Q1 2023	40,569	$2,451	$61.10	$54.37 - $72.20
Q4 2022	41,289	$2,507	$55.60	$48.74 - $62.46
Q3 2022	41,168	$2,034	$59.58	$48.42 - $66.30
Q2 2022	42,246	$2,591	$62.57	$56.35 - $67.72
Q1 2022	42,812	$2,832	$67.70	$60.93 - $74.01
Q4 2021	46,433	$3,397	$70.30	$63.19 - $77.32
Q3 2021	45,813	$3,200	$74.61	$66.08 - $79.98
Q2 2021	46,317	$3,644	$78.96	$73.23 - $86.58
Q1 2021	51,383	$3,870	$69.02	$59.59 - $79.48
Q4 2020	51,657	$3,209	$57.87	$48.80 - $64.63
Q3 2020	51,376	$2,625	$48.19	$40.96 - $52.66
Q2 2020	51,376	$2,411	$42.61	$30.45 - $54.67
Q1 2020	52,637	$1,909	$47.10	$26.54 - $57.53
Q4 2019	53,231	$3,068	$52.25	$47.23 - $56.93
Q3 2019	54,899	$2,915	$49.74	$43.95 - $54.50
Q2 2019	54,195	$2,900	$56.57	$49.73 - $61.78
Q1 2019	54,195	$3,186	$55.37	$47.40 - $60.23
Q4 2018	55,400	$2,844	$54.02	$45.58 - $66.26
Q3 2018	54,151	$3,661	$68.30	$62.79 - $78.11
Q2 2018	54,170	$4,082	$69.69	$62.26 - $74.25
Q1 2018	53,519	$3,583	$69.21	$63.19 - $74.48
Q4 2017	55,438	$3,817	$68.59	$64.01 - $71.97
Q3 2017	56,326	$3,979	$66.03	$60.34 - $73.31
Q2 2017	62,340	$4,563	$71.89	$67.72 - $77.55
Q1 2017	68,310	$5,233	$74.61	$68.88 - $80.72
Q4 2016	71,510	$5,524	$71.34	$63.07 - $80.10
Q3 2016	73,410	$5,189	$64.21	$53.29 - $69.79
Q2 2016	72,810	$4,136	$55.75	$49.31 - $59.65
Q1 2016	73,763	$4,193	$44.81	$34.44 - $55.27
Q4 2015	64,360	$2,952	$53.82	$43.09 - $60.63
Q3 2015	63,332	$3,050	$55.32	$44.66 - $66.23
Q2 2015	63,432	$4,322	$66.48	$62.78 - $71.08
Q1 2015	62,996	$4,605	$64.85	$55.99 - $71.65
Q4 2014	64,296	$4,465	$66.50	$54.66 - $74.50
Q3 2014	63,624	$3,926	$59.56	$53.83 - $64.32
Q2 2014	62,963	$4,129	$59.63	$56.50 - $63.93
Q1 2014	63,463	$4,097	$53.91	$46.24 - $61.72
Q4 2013	63,163	$3,794	$53.79	$46.69 - $57.91
Q3 2013	62,663	$3,094	$43.84	$39.27 - $47.16
Q2 2013	60,750	$2,511	$39.30	$36.34 - $41.48
Q1 2013	61,716	$2,562	$39.28	$37.46 - $41.08