GENTEX CORP

Ticker: GNTX CUSIP: 371901109 Class: COM

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

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

Q4 2025

Shares 207,801 Value ($000) $4,836 Avg Close $24.11 Range $21.69 - $28.37

Q3 2025

Shares 212,669 Value ($000) $6,019 Avg Close $26.57 Range $21.81 - $29.38

Q2 2025

Shares 213,041 Value ($000) $4,685 Avg Close $21.86 Range $20.28 - $23.86

Q1 2025

Shares 213,041 Value ($000) $4,964 Avg Close $25.57 Range $22.87 - $28.88

Q4 2024

Shares 215,500 Value ($000) $6,191 Avg Close $29.93 Range $28.38 - $31.48

Q3 2024

Shares 220,574 Value ($000) $6,549 Avg Close $31.06 Range $28.30 - $35.32

Q2 2024

Shares 227,741 Value ($000) $7,677 Avg Close $34.53 Range $33.23 - $36.46

Q1 2024

Shares 235,598 Value ($000) $8,510 Avg Close $34.59 Range $30.76 - $37.58

Q4 2023

Shares 248,830 Value ($000) $8,127 Avg Close $30.89 Range $27.86 - $33.03

Q3 2023

Shares 260,735 Value ($000) $8,484 Avg Close $32.06 Range $28.59 - $34.33

Q2 2023

Shares 286,729 Value ($000) $8,390 Avg Close $27.56 Range $25.85 - $29.49

Q1 2023

Shares 295,973 Value ($000) $8,296 Avg Close $28.18 Range $25.77 - $30.41

Q4 2022

Shares 300,978 Value ($000) $8,208 Avg Close $26.68 Range $23.28 - $29.63

Q3 2022

Shares 297,448 Value ($000) $7,091 Avg Close $27.45 Range $23.70 - $29.69

Q2 2022

Shares 304,436 Value ($000) $8,515 Avg Close $29.10 Range $26.16 - $31.48

Q1 2022

Shares 305,402 Value ($000) $8,909 Avg Close $31.10 Range $27.41 - $36.65

Q4 2021

Shares 333,201 Value ($000) $11,612 Avg Close $35.48 Range $32.68 - $37.90

Q3 2021

Shares 405,198 Value ($000) $13,363 Avg Close $32.29 Range $30.40 - $34.43

Q2 2021

Shares 412,619 Value ($000) $13,654 Avg Close $34.68 Range $31.66 - $36.65

Q1 2021

Shares 427,850 Value ($000) $15,261 Avg Close $35.52 Range $32.00 - $37.75

Q4 2020

Shares 428,464 Value ($000) $14,538 Avg Close $30.84 Range $25.62 - $34.30

Q3 2020

Shares 428,790 Value ($000) $11,041 Avg Close $26.57 Range $24.70 - $28.34

Q2 2020

Shares 419,741 Value ($000) $10,817 Avg Close $25.06 Range $20.39 - $28.14

Q1 2020

Shares 429,046 Value ($000) $9,508 Avg Close $27.77 Range $19.48 - $31.27

Q4 2019

Shares 399,386 Value ($000) $11,574 Avg Close $28.16 Range $25.50 - $29.74

Q3 2019

Shares 415,164 Value ($000) $11,432 Avg Close $26.43 Range $23.21 - $28.43

Q2 2019

Shares 414,020 Value ($000) $10,189 Avg Close $22.65 Range $20.61 - $25.00

Q1 2019

Shares 422,447 Value ($000) $8,736 Avg Close $20.90 Range $19.55 - $23.15

Q4 2018

Shares 434,247 Value ($000) $8,776 Avg Close $20.95 Range $17.80 - $23.05

Q3 2018

Shares 428,344 Value ($000) $9,192 Avg Close $23.14 Range $21.11 - $24.94

Q2 2018

Shares 437,371 Value ($000) $10,068 Avg Close $23.73 Range $21.82 - $25.41

Q1 2018

Shares 437,534 Value ($000) $10,072 Avg Close $22.76 Range $20.78 - $24.07

Q4 2017

Shares 457,806 Value ($000) $9,591 Avg Close $19.89 Range $18.51 - $21.16

Q3 2017

Shares 461,277 Value ($000) $9,133 Avg Close $18.18 Range $16.59 - $19.98

Q2 2017

Shares 509,848 Value ($000) $9,672 Avg Close $19.49 Range $18.06 - $21.49

Q1 2017

Shares 568,930 Value ($000) $12,135 Avg Close $20.99 Range $19.76 - $22.12

Q4 2016

Shares 594,530 Value ($000) $11,706 Avg Close $18.20 Range $16.06 - $20.39

Q3 2016

Shares 610,430 Value ($000) $10,719 Avg Close $17.28 Range $14.66 - $18.30

Q2 2016

Shares 605,330 Value ($000) $9,352 Avg Close $15.89 Range $14.69 - $16.60

Q1 2016

Shares 633,793 Value ($000) $9,944 Avg Close $14.56 Range $12.93 - $15.90

Q4 2015

Shares 553,807 Value ($000) $8,866 Avg Close $16.16 Range $15.29 - $16.91

Q3 2015

Shares 545,376 Value ($000) $8,453 Avg Close $15.89 Range $13.84 - $16.80

Q2 2015

Shares 537,303 Value ($000) $8,823 Avg Close $17.48 Range $16.34 - $18.55

Q1 2015

Shares 541,515 Value ($000) $9,910 Avg Close $17.65 Range $15.83 - $18.80

Q4 2014

Shares 275,472 Value ($000) $9,953 Avg Close $16.61 Range $13.16 - $19.06

Q3 2014

Shares 272,805 Value ($000) $7,303 Avg Close $14.54 Range $13.33 - $15.15

Q2 2014

Shares 266,399 Value ($000) $7,750 Avg Close $14.60 Range $13.90 - $15.88

Q1 2014

Shares 261,199 Value ($000) $8,236 Avg Close $15.95 Range $14.79 - $17.20

Q4 2013

Shares 259,999 Value ($000) $8,577 Avg Close $14.65 Range $12.31 - $17.07

Q3 2013

Shares 258,099 Value ($000) $6,605 Avg Close $11.86 Range $10.64 - $13.13

Q2 2013

Shares 250,206 Value ($000) $5,767 Avg Close $11.27 Range $9.51 - $12.70

Q1 2013

Shares 250,703 Value ($000) $5,017 Avg Close $9.67 Range $9.05 - $10.15

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	207,801	$4,836	$24.11	$21.69 - $28.37
Q3 2025	212,669	$6,019	$26.57	$21.81 - $29.38
Q2 2025	213,041	$4,685	$21.86	$20.28 - $23.86
Q1 2025	213,041	$4,964	$25.57	$22.87 - $28.88
Q4 2024	215,500	$6,191	$29.93	$28.38 - $31.48
Q3 2024	220,574	$6,549	$31.06	$28.30 - $35.32
Q2 2024	227,741	$7,677	$34.53	$33.23 - $36.46
Q1 2024	235,598	$8,510	$34.59	$30.76 - $37.58
Q4 2023	248,830	$8,127	$30.89	$27.86 - $33.03
Q3 2023	260,735	$8,484	$32.06	$28.59 - $34.33
Q2 2023	286,729	$8,390	$27.56	$25.85 - $29.49
Q1 2023	295,973	$8,296	$28.18	$25.77 - $30.41
Q4 2022	300,978	$8,208	$26.68	$23.28 - $29.63
Q3 2022	297,448	$7,091	$27.45	$23.70 - $29.69
Q2 2022	304,436	$8,515	$29.10	$26.16 - $31.48
Q1 2022	305,402	$8,909	$31.10	$27.41 - $36.65
Q4 2021	333,201	$11,612	$35.48	$32.68 - $37.90
Q3 2021	405,198	$13,363	$32.29	$30.40 - $34.43
Q2 2021	412,619	$13,654	$34.68	$31.66 - $36.65
Q1 2021	427,850	$15,261	$35.52	$32.00 - $37.75
Q4 2020	428,464	$14,538	$30.84	$25.62 - $34.30
Q3 2020	428,790	$11,041	$26.57	$24.70 - $28.34
Q2 2020	419,741	$10,817	$25.06	$20.39 - $28.14
Q1 2020	429,046	$9,508	$27.77	$19.48 - $31.27
Q4 2019	399,386	$11,574	$28.16	$25.50 - $29.74
Q3 2019	415,164	$11,432	$26.43	$23.21 - $28.43
Q2 2019	414,020	$10,189	$22.65	$20.61 - $25.00
Q1 2019	422,447	$8,736	$20.90	$19.55 - $23.15
Q4 2018	434,247	$8,776	$20.95	$17.80 - $23.05
Q3 2018	428,344	$9,192	$23.14	$21.11 - $24.94
Q2 2018	437,371	$10,068	$23.73	$21.82 - $25.41
Q1 2018	437,534	$10,072	$22.76	$20.78 - $24.07
Q4 2017	457,806	$9,591	$19.89	$18.51 - $21.16
Q3 2017	461,277	$9,133	$18.18	$16.59 - $19.98
Q2 2017	509,848	$9,672	$19.49	$18.06 - $21.49
Q1 2017	568,930	$12,135	$20.99	$19.76 - $22.12
Q4 2016	594,530	$11,706	$18.20	$16.06 - $20.39
Q3 2016	610,430	$10,719	$17.28	$14.66 - $18.30
Q2 2016	605,330	$9,352	$15.89	$14.69 - $16.60
Q1 2016	633,793	$9,944	$14.56	$12.93 - $15.90
Q4 2015	553,807	$8,866	$16.16	$15.29 - $16.91
Q3 2015	545,376	$8,453	$15.89	$13.84 - $16.80
Q2 2015	537,303	$8,823	$17.48	$16.34 - $18.55
Q1 2015	541,515	$9,910	$17.65	$15.83 - $18.80
Q4 2014	275,472	$9,953	$16.61	$13.16 - $19.06
Q3 2014	272,805	$7,303	$14.54	$13.33 - $15.15
Q2 2014	266,399	$7,750	$14.60	$13.90 - $15.88
Q1 2014	261,199	$8,236	$15.95	$14.79 - $17.20
Q4 2013	259,999	$8,577	$14.65	$12.31 - $17.07
Q3 2013	258,099	$6,605	$11.86	$10.64 - $13.13
Q2 2013	250,206	$5,767	$11.27	$9.51 - $12.70
Q1 2013	250,703	$5,017	$9.67	$9.05 - $10.15