CABOT CORP

Ticker: CBT CUSIP: 127055101 Class: COM

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

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

Q4 2025

Shares 50,519 Value ($000) $3,348 Avg Close $66.26 Range $57.92 - $75.60

Q3 2025

Shares 50,606 Value ($000) $3,849 Avg Close $77.17 Range $69.53 - $82.66

Q2 2025

Shares 50,603 Value ($000) $3,795 Avg Close $75.24 Range $70.32 - $82.88

Q1 2025

Shares 50,603 Value ($000) $4,207 Avg Close $84.33 Range $78.10 - $90.72

Q4 2024

Shares 51,167 Value ($000) $4,672 Avg Close $104.66 Range $87.81 - $114.26

Q3 2024

Shares 52,196 Value ($000) $5,834 Avg Close $96.68 Range $80.92 - $110.04

Q2 2024

Shares 53,990 Value ($000) $4,961 Avg Close $93.58 Range $87.24 - $99.83

Q1 2024

Shares 55,139 Value ($000) $5,084 Avg Close $78.20 Range $67.80 - $89.23

Q4 2023

Shares 58,957 Value ($000) $4,923 Avg Close $71.14 Range $62.17 - $83.20

Q3 2023

Shares 61,882 Value ($000) $4,287 Avg Close $66.18 Range $60.91 - $71.02

Q2 2023

Shares 68,001 Value ($000) $4,549 Avg Close $67.38 Range $60.51 - $73.66

Q1 2023

Shares 70,179 Value ($000) $5,379 Avg Close $70.60 Range $61.55 - $79.06

Q4 2022

Shares 71,190 Value ($000) $4,758 Avg Close $65.41 Range $56.56 - $72.65

Q3 2022

Shares 70,525 Value ($000) $4,506 Avg Close $65.71 Range $56.64 - $72.75

Q2 2022

Shares 72,085 Value ($000) $4,598 Avg Close $63.39 Range $55.49 - $73.14

Q1 2022

Shares 72,331 Value ($000) $4,948 Avg Close $60.87 Range $49.09 - $68.93

Q4 2021

Shares 78,579 Value ($000) $4,416 Avg Close $50.42 Range $45.37 - $55.43

Q3 2021

Shares 76,907 Value ($000) $3,855 Avg Close $48.69 Range $43.54 - $53.81

Q2 2021

Shares 77,355 Value ($000) $4,404 Avg Close $53.23 Range $47.02 - $59.32

Q1 2021

Shares 96,729 Value ($000) $5,072 Avg Close $44.40 Range $38.36 - $49.63

Q4 2020

Shares 97,222 Value ($000) $4,363 Avg Close $37.10 Range $31.70 - $40.77

Q3 2020

Shares 95,574 Value ($000) $3,444 Avg Close $33.66 Range $31.04 - $36.90

Q2 2020

Shares 93,668 Value ($000) $3,470 Avg Close $29.38 Range $21.87 - $38.54

Q1 2020

Shares 93,798 Value ($000) $2,450 Avg Close $33.07 Range $17.49 - $41.76

Q4 2019

Shares 87,184 Value ($000) $4,143 Avg Close $40.02 Range $36.25 - $43.52

Q3 2019

Shares 90,885 Value ($000) $4,119 Avg Close $36.89 Range $31.64 - $41.84

Q2 2019

Shares 91,703 Value ($000) $4,375 Avg Close $38.15 Range $33.98 - $40.92

Q1 2019

Shares 92,381 Value ($000) $3,846 Avg Close $37.88 Range $33.93 - $40.83

Q4 2018

Shares 95,680 Value ($000) $4,108 Avg Close $41.63 Range $33.22 - $54.22

Q3 2018

Shares 98,911 Value ($000) $6,204 Avg Close $53.44 Range $50.44 - $56.25

Q2 2018

Shares 98,898 Value ($000) $6,109 Avg Close $48.94 Range $43.87 - $53.73

Q1 2018

Shares 98,481 Value ($000) $5,487 Avg Close $51.90 Range $44.93 - $56.34

Q4 2017

Shares 102,772 Value ($000) $6,330 Avg Close $49.17 Range $45.32 - $52.80

Q3 2017

Shares 102,218 Value ($000) $5,704 Avg Close $43.46 Range $41.04 - $46.10

Q2 2017

Shares 112,683 Value ($000) $6,020 Avg Close $44.37 Range $40.50 - $49.48

Q1 2017

Shares 125,102 Value ($000) $7,495 Avg Close $45.76 Range $40.66 - $48.88

Q4 2016

Shares 130,802 Value ($000) $6,611 Avg Close $41.21 Range $38.29 - $43.53

Q3 2016

Shares 134,102 Value ($000) $7,028 Avg Close $39.36 Range $34.86 - $42.67

Q2 2016

Shares 133,002 Value ($000) $6,073 Avg Close $36.80 Range $33.53 - $39.93

Q1 2016

Shares 138,631 Value ($000) $6,700 Avg Close $33.82 Range $28.32 - $39.10

Q4 2015

Shares 121,373 Value ($000) $4,962 Avg Close $30.91 Range $24.20 - $34.67

Q3 2015

Shares 119,413 Value ($000) $3,769 Avg Close $26.91 Range $23.94 - $29.88

Q2 2015

Shares 115,914 Value ($000) $4,322 Avg Close $33.30 Range $28.84 - $36.98

Q1 2015

Shares 121,665 Value ($000) $5,475 Avg Close $33.94 Range $30.92 - $36.76

Q4 2014

Shares 123,729 Value ($000) $5,427 Avg Close $34.52 Range $30.22 - $38.82

Q3 2014

Shares 122,504 Value ($000) $6,220 Avg Close $41.77 Range $38.43 - $44.94

Q2 2014

Shares 117,732 Value ($000) $6,827 Avg Close $44.18 Range $41.68 - $46.53

Q1 2014

Shares 116,132 Value ($000) $6,859 Avg Close $39.60 Range $34.88 - $44.88

Q4 2013

Shares 115,532 Value ($000) $5,938 Avg Close $35.58 Range $31.24 - $39.01

Q3 2013

Shares 114,732 Value ($000) $4,900 Avg Close $30.22 Range $27.79 - $32.57

Q2 2013

Shares 111,208 Value ($000) $4,161 Avg Close $27.67 Range $23.90 - $30.93

Q1 2013

Shares 110,211 Value ($000) $3,769 Avg Close $28.47 Range $24.54 - $32.66

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	50,519	$3,348	$66.26	$57.92 - $75.60
Q3 2025	50,606	$3,849	$77.17	$69.53 - $82.66
Q2 2025	50,603	$3,795	$75.24	$70.32 - $82.88
Q1 2025	50,603	$4,207	$84.33	$78.10 - $90.72
Q4 2024	51,167	$4,672	$104.66	$87.81 - $114.26
Q3 2024	52,196	$5,834	$96.68	$80.92 - $110.04
Q2 2024	53,990	$4,961	$93.58	$87.24 - $99.83
Q1 2024	55,139	$5,084	$78.20	$67.80 - $89.23
Q4 2023	58,957	$4,923	$71.14	$62.17 - $83.20
Q3 2023	61,882	$4,287	$66.18	$60.91 - $71.02
Q2 2023	68,001	$4,549	$67.38	$60.51 - $73.66
Q1 2023	70,179	$5,379	$70.60	$61.55 - $79.06
Q4 2022	71,190	$4,758	$65.41	$56.56 - $72.65
Q3 2022	70,525	$4,506	$65.71	$56.64 - $72.75
Q2 2022	72,085	$4,598	$63.39	$55.49 - $73.14
Q1 2022	72,331	$4,948	$60.87	$49.09 - $68.93
Q4 2021	78,579	$4,416	$50.42	$45.37 - $55.43
Q3 2021	76,907	$3,855	$48.69	$43.54 - $53.81
Q2 2021	77,355	$4,404	$53.23	$47.02 - $59.32
Q1 2021	96,729	$5,072	$44.40	$38.36 - $49.63
Q4 2020	97,222	$4,363	$37.10	$31.70 - $40.77
Q3 2020	95,574	$3,444	$33.66	$31.04 - $36.90
Q2 2020	93,668	$3,470	$29.38	$21.87 - $38.54
Q1 2020	93,798	$2,450	$33.07	$17.49 - $41.76
Q4 2019	87,184	$4,143	$40.02	$36.25 - $43.52
Q3 2019	90,885	$4,119	$36.89	$31.64 - $41.84
Q2 2019	91,703	$4,375	$38.15	$33.98 - $40.92
Q1 2019	92,381	$3,846	$37.88	$33.93 - $40.83
Q4 2018	95,680	$4,108	$41.63	$33.22 - $54.22
Q3 2018	98,911	$6,204	$53.44	$50.44 - $56.25
Q2 2018	98,898	$6,109	$48.94	$43.87 - $53.73
Q1 2018	98,481	$5,487	$51.90	$44.93 - $56.34
Q4 2017	102,772	$6,330	$49.17	$45.32 - $52.80
Q3 2017	102,218	$5,704	$43.46	$41.04 - $46.10
Q2 2017	112,683	$6,020	$44.37	$40.50 - $49.48
Q1 2017	125,102	$7,495	$45.76	$40.66 - $48.88
Q4 2016	130,802	$6,611	$41.21	$38.29 - $43.53
Q3 2016	134,102	$7,028	$39.36	$34.86 - $42.67
Q2 2016	133,002	$6,073	$36.80	$33.53 - $39.93
Q1 2016	138,631	$6,700	$33.82	$28.32 - $39.10
Q4 2015	121,373	$4,962	$30.91	$24.20 - $34.67
Q3 2015	119,413	$3,769	$26.91	$23.94 - $29.88
Q2 2015	115,914	$4,322	$33.30	$28.84 - $36.98
Q1 2015	121,665	$5,475	$33.94	$30.92 - $36.76
Q4 2014	123,729	$5,427	$34.52	$30.22 - $38.82
Q3 2014	122,504	$6,220	$41.77	$38.43 - $44.94
Q2 2014	117,732	$6,827	$44.18	$41.68 - $46.53
Q1 2014	116,132	$6,859	$39.60	$34.88 - $44.88
Q4 2013	115,532	$5,938	$35.58	$31.24 - $39.01
Q3 2013	114,732	$4,900	$30.22	$27.79 - $32.57
Q2 2013	111,208	$4,161	$27.67	$23.90 - $30.93
Q1 2013	110,211	$3,769	$28.47	$24.54 - $32.66