SIMPSON MFG INC

Ticker: SSD CUSIP: 829073105 Class: Common Stock

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

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

Q4 2025

Shares 39,528 Value ($000) $6,383 Avg Close $168.74 Range $156.04 - $186.68

Q3 2025

Shares 39,558 Value ($000) $6,624 Avg Close $178.32 Range $153.41 - $197.12

Q2 2025

Shares 39,015 Value ($000) $6,059 Avg Close $154.06 Range $136.62 - $166.33

Q1 2025

Shares 39,015 Value ($000) $6,128 Avg Close $163.06 Range $151.67 - $180.71

Q4 2024

Shares 39,465 Value ($000) $6,544 Avg Close $181.55 Range $161.07 - $196.10

Q3 2024

Shares 39,918 Value ($000) $7,635 Avg Close $177.77 Range $159.75 - $195.37

Q2 2024

Shares 41,436 Value ($000) $6,983 Avg Close $173.00 Range $155.56 - $203.16

Q1 2024

Shares 42,717 Value ($000) $8,765 Avg Close $191.15 Range $173.28 - $215.50

Q4 2023

Shares 45,083 Value ($000) $8,926 Avg Close $156.29 Range $122.12 - $199.19

Q3 2023

Shares 47,212 Value ($000) $7,073 Avg Close $149.57 Range $130.11 - $163.31

Q2 2023

Shares 51,831 Value ($000) $7,179 Avg Close $120.65 Range $100.26 - $138.25

Q1 2023

Shares 53,345 Value ($000) $5,849 Avg Close $102.73 Range $87.41 - $113.05

Q4 2022

Shares 54,643 Value ($000) $4,845 Avg Close $85.30 Range $73.48 - $96.84

Q3 2022

Shares 54,261 Value ($000) $4,254 Avg Close $94.13 Range $74.91 - $107.29

Q2 2022

Shares 55,675 Value ($000) $5,601 Avg Close $100.83 Range $85.18 - $109.35

Q1 2022

Shares 55,618 Value ($000) $6,065 Avg Close $114.83 Range $103.81 - $134.92

Q4 2021

Shares 60,502 Value ($000) $8,414 Avg Close $116.67 Range $101.48 - $136.58

Q3 2021

Shares 59,144 Value ($000) $6,327 Avg Close $106.78 Range $100.72 - $112.32

Q2 2021

Shares 60,042 Value ($000) $6,631 Avg Close $106.27 Range $99.05 - $115.28

Q1 2021

Shares 65,735 Value ($000) $6,819 Avg Close $96.19 Range $87.42 - $105.50

Q4 2020

Shares 65,971 Value ($000) $6,165 Avg Close $88.98 Range $82.58 - $97.42

Q3 2020

Shares 65,889 Value ($000) $6,402 Avg Close $90.65 Range $74.55 - $99.72

Q2 2020

Shares 65,708 Value ($000) $5,543 Avg Close $70.29 Range $53.68 - $91.17

Q1 2020

Shares 68,093 Value ($000) $4,220 Avg Close $74.16 Range $44.65 - $83.80

Q4 2019

Shares 68,430 Value ($000) $5,490 Avg Close $73.79 Range $63.49 - $80.83

Q3 2019

Shares 69,772 Value ($000) $4,840 Avg Close $61.30 Range $54.13 - $65.83

Q2 2019

Shares 68,979 Value ($000) $4,584 Avg Close $60.10 Range $54.87 - $63.50

Q1 2019

Shares 63,466 Value ($000) $3,762 Avg Close $55.38 Range $49.21 - $57.89

Q4 2018

Shares 64,871 Value ($000) $3,511 Avg Close $54.77 Range $46.23 - $68.31

Q3 2018

Shares 63,376 Value ($000) $4,592 Avg Close $65.92 Range $55.18 - $72.89

Q2 2018

Shares 63,437 Value ($000) $3,945 Avg Close $56.34 Range $50.43 - $62.41

Q1 2018

Shares 62,800 Value ($000) $3,617 Avg Close $53.40 Range $50.66 - $56.29

Q4 2017

Shares 65,002 Value ($000) $3,732 Avg Close $50.92 Range $44.46 - $56.70

Q3 2017

Shares 65,952 Value ($000) $3,234 Avg Close $40.85 Range $38.29 - $45.41

Q2 2017

Shares 73,040 Value ($000) $3,193 Avg Close $38.22 Range $36.31 - $40.44

Q1 2017

Shares 81,754 Value ($000) $3,523 Avg Close $39.37 Range $37.28 - $41.25

Q4 2016

Shares 85,654 Value ($000) $3,747 Avg Close $40.50 Range $36.93 - $43.78

Q3 2016

Shares 87,954 Value ($000) $3,866 Avg Close $38.35 Range $35.10 - $40.98

Q2 2016

Shares 87,054 Value ($000) $3,480 Avg Close $34.48 Range $33.16 - $35.86

Q1 2016

Shares 89,474 Value ($000) $3,415 Avg Close $30.22 Range $27.00 - $34.22

Q4 2015

Shares 78,094 Value ($000) $2,667 Avg Close $32.21 Range $29.44 - $34.16

Q3 2015

Shares 76,818 Value ($000) $2,573 Avg Close $30.84 Range $29.17 - $32.79

Q2 2015

Shares 76,918 Value ($000) $2,615 Avg Close $30.42 Range $28.68 - $33.04

Q1 2015

Shares 75,652 Value ($000) $2,827 Avg Close $30.80 Range $27.32 - $33.49

Q4 2014

Shares 77,052 Value ($000) $2,666 Avg Close $28.42 Range $25.15 - $31.04

Q3 2014

Shares 76,326 Value ($000) $2,225 Avg Close $28.16 Range $25.36 - $32.38

Q2 2014

Shares 78,098 Value ($000) $2,840 Avg Close $29.44 Range $27.18 - $32.11

Q1 2014

Shares 73,593 Value ($000) $2,600 Avg Close $29.59 Range $26.64 - $31.76

Q4 2013

Shares 73,393 Value ($000) $2,696 Avg Close $29.91 Range $26.22 - $32.23

Q3 2013

Shares 72,893 Value ($000) $2,374 Avg Close $27.20 Range $24.97 - $28.78

Q2 2013

Shares 70,635 Value ($000) $2,078 Avg Close $25.02 Range $23.44 - $27.65

Q1 2013

Shares 69,585 Value ($000) $2,130 Avg Close $26.58 Range $23.81 - $29.28

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	39,528	$6,383	$168.74	$156.04 - $186.68
Q3 2025	39,558	$6,624	$178.32	$153.41 - $197.12
Q2 2025	39,015	$6,059	$154.06	$136.62 - $166.33
Q1 2025	39,015	$6,128	$163.06	$151.67 - $180.71
Q4 2024	39,465	$6,544	$181.55	$161.07 - $196.10
Q3 2024	39,918	$7,635	$177.77	$159.75 - $195.37
Q2 2024	41,436	$6,983	$173.00	$155.56 - $203.16
Q1 2024	42,717	$8,765	$191.15	$173.28 - $215.50
Q4 2023	45,083	$8,926	$156.29	$122.12 - $199.19
Q3 2023	47,212	$7,073	$149.57	$130.11 - $163.31
Q2 2023	51,831	$7,179	$120.65	$100.26 - $138.25
Q1 2023	53,345	$5,849	$102.73	$87.41 - $113.05
Q4 2022	54,643	$4,845	$85.30	$73.48 - $96.84
Q3 2022	54,261	$4,254	$94.13	$74.91 - $107.29
Q2 2022	55,675	$5,601	$100.83	$85.18 - $109.35
Q1 2022	55,618	$6,065	$114.83	$103.81 - $134.92
Q4 2021	60,502	$8,414	$116.67	$101.48 - $136.58
Q3 2021	59,144	$6,327	$106.78	$100.72 - $112.32
Q2 2021	60,042	$6,631	$106.27	$99.05 - $115.28
Q1 2021	65,735	$6,819	$96.19	$87.42 - $105.50
Q4 2020	65,971	$6,165	$88.98	$82.58 - $97.42
Q3 2020	65,889	$6,402	$90.65	$74.55 - $99.72
Q2 2020	65,708	$5,543	$70.29	$53.68 - $91.17
Q1 2020	68,093	$4,220	$74.16	$44.65 - $83.80
Q4 2019	68,430	$5,490	$73.79	$63.49 - $80.83
Q3 2019	69,772	$4,840	$61.30	$54.13 - $65.83
Q2 2019	68,979	$4,584	$60.10	$54.87 - $63.50
Q1 2019	63,466	$3,762	$55.38	$49.21 - $57.89
Q4 2018	64,871	$3,511	$54.77	$46.23 - $68.31
Q3 2018	63,376	$4,592	$65.92	$55.18 - $72.89
Q2 2018	63,437	$3,945	$56.34	$50.43 - $62.41
Q1 2018	62,800	$3,617	$53.40	$50.66 - $56.29
Q4 2017	65,002	$3,732	$50.92	$44.46 - $56.70
Q3 2017	65,952	$3,234	$40.85	$38.29 - $45.41
Q2 2017	73,040	$3,193	$38.22	$36.31 - $40.44
Q1 2017	81,754	$3,523	$39.37	$37.28 - $41.25
Q4 2016	85,654	$3,747	$40.50	$36.93 - $43.78
Q3 2016	87,954	$3,866	$38.35	$35.10 - $40.98
Q2 2016	87,054	$3,480	$34.48	$33.16 - $35.86
Q1 2016	89,474	$3,415	$30.22	$27.00 - $34.22
Q4 2015	78,094	$2,667	$32.21	$29.44 - $34.16
Q3 2015	76,818	$2,573	$30.84	$29.17 - $32.79
Q2 2015	76,918	$2,615	$30.42	$28.68 - $33.04
Q1 2015	75,652	$2,827	$30.80	$27.32 - $33.49
Q4 2014	77,052	$2,666	$28.42	$25.15 - $31.04
Q3 2014	76,326	$2,225	$28.16	$25.36 - $32.38
Q2 2014	78,098	$2,840	$29.44	$27.18 - $32.11
Q1 2014	73,593	$2,600	$29.59	$26.64 - $31.76
Q4 2013	73,393	$2,696	$29.91	$26.22 - $32.23
Q3 2013	72,893	$2,374	$27.20	$24.97 - $28.78
Q2 2013	70,635	$2,078	$25.02	$23.44 - $27.65
Q1 2013	69,585	$2,130	$26.58	$23.81 - $29.28