ALLISON TRANSMISSION HLDGS I

Ticker: ALSN CUSIP: 01973R101 Class: Common Stock

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

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

Q4 2025

Shares 79,305 Value ($000) $7,764 Avg Close $87.50 Range $75.76 - $101.55

Q3 2025

Shares 79,504 Value ($000) $6,748 Avg Close $88.55 Range $83.20 - $98.86

Q2 2025

Shares 82,830 Value ($000) $7,868 Avg Close $95.88 Range $79.67 - $106.03

Q1 2025

Shares 82,932 Value ($000) $7,934 Avg Close $104.97 Range $91.83 - $120.40

Q4 2024

Shares 81,473 Value ($000) $8,804 Avg Close $107.81 Range $93.55 - $121.12

Q3 2024

Shares 83,710 Value ($000) $8,042 Avg Close $84.45 Range $72.58 - $95.92

Q2 2024

Shares 86,114 Value ($000) $6,536 Avg Close $75.24 Range $70.17 - $81.77

Q1 2024

Shares 90,598 Value ($000) $7,353 Avg Close $65.94 Range $53.92 - $79.92

Q4 2023

Shares 95,689 Value ($000) $5,564 Avg Close $54.40 Range $48.77 - $59.02

Q3 2023

Shares 102,070 Value ($000) $6,028 Avg Close $57.16 Range $53.45 - $59.85

Q2 2023

Shares 113,070 Value ($000) $6,384 Avg Close $47.57 Range $41.48 - $55.21

Q1 2023

Shares 117,265 Value ($000) $5,305 Avg Close $43.18 Range $39.42 - $48.59

Q4 2022

Shares 122,343 Value ($000) $5,089 Avg Close $39.34 Range $32.16 - $43.50

Q3 2022

Shares 123,448 Value ($000) $4,168 Avg Close $35.61 Range $31.16 - $39.85

Q2 2022

Shares 126,650 Value ($000) $4,870 Avg Close $36.21 Range $32.62 - $39.73

Q1 2022

Shares 135,858 Value ($000) $5,334 Avg Close $37.05 Range $34.10 - $39.47

Q4 2021

Shares 147,526 Value ($000) $5,363 Avg Close $33.11 Range $30.43 - $35.87

Q3 2021

Shares 182,455 Value ($000) $6,444 Avg Close $35.58 Range $32.16 - $38.14

Q2 2021

Shares 189,722 Value ($000) $7,540 Avg Close $39.49 Range $35.86 - $42.99

Q1 2021

Shares 200,720 Value ($000) $8,195 Avg Close $38.45 Range $33.82 - $42.33

Q4 2020

Shares 201,607 Value ($000) $8,695 Avg Close $37.00 Range $31.13 - $40.56

Q3 2020

Shares 202,081 Value ($000) $7,101 Avg Close $33.15 Range $29.09 - $36.64

Q2 2020

Shares 197,323 Value ($000) $7,258 Avg Close $32.65 Range $26.47 - $38.50

Q1 2020

Shares 190,064 Value ($000) $6,198 Avg Close $37.78 Range $23.77 - $45.01

Q4 2019

Shares 194,525 Value ($000) $9,399 Avg Close $41.98 Range $38.44 - $44.98

Q3 2019

Shares 181,727 Value ($000) $8,550 Avg Close $40.82 Range $37.48 - $43.14

Q2 2019

Shares 186,252 Value ($000) $8,633 Avg Close $40.66 Range $37.09 - $45.21

Q1 2019

Shares 184,781 Value ($000) $8,300 Avg Close $42.45 Range $38.45 - $47.05

Q4 2018

Shares 183,971 Value ($000) $8,078 Avg Close $41.35 Range $36.04 - $47.87

Q3 2018

Shares 179,785 Value ($000) $9,351 Avg Close $41.70 Range $35.01 - $47.85

Q2 2018

Shares 189,365 Value ($000) $7,667 Avg Close $36.46 Range $33.31 - $39.57

Q1 2018

Shares 194,198 Value ($000) $7,585 Avg Close $36.61 Range $33.09 - $40.11

Q4 2017

Shares 200,707 Value ($000) $8,644 Avg Close $35.83 Range $31.66 - $40.12

Q3 2017

Shares 218,258 Value ($000) $8,191 Avg Close $31.90 Range $28.91 - $35.19

Q2 2017

Shares 238,094 Value ($000) $8,931 Avg Close $32.55 Range $29.70 - $34.85

Q1 2017

Shares 290,023 Value ($000) $10,459 Avg Close $30.95 Range $28.45 - $33.10

Q4 2016

Shares 302,723 Value ($000) $10,199 Avg Close $26.93 Range $23.32 - $31.01

Q3 2016

Shares 310,723 Value ($000) $8,912 Avg Close $24.27 Range $23.07 - $26.19

Q2 2016

Shares 307,923 Value ($000) $8,693 Avg Close $23.76 Range $22.09 - $25.71

Q1 2016

Shares 386,618 Value ($000) $10,431 Avg Close $20.64 Range $17.43 - $23.15

Q4 2015

Shares 337,761 Value ($000) $8,745 Avg Close $23.12 Range $20.82 - $24.75

Q3 2015

Shares 303,609 Value ($000) $8,103 Avg Close $24.10 Range $21.83 - $25.35

Q2 2015

Shares 328,140 Value ($000) $9,601 Avg Close $26.00 Range $24.50 - $27.17

Q1 2015

Shares 247,282 Value ($000) $7,898 Avg Close $26.70 Range $25.33 - $28.28

Q4 2014

Shares 251,682 Value ($000) $8,532 Avg Close $26.41 Range $21.63 - $28.77

Q3 2014

Shares 249,217 Value ($000) $7,100 Avg Close $25.08 Range $23.45 - $26.54

Q2 2014

Shares 246,502 Value ($000) $7,666 Avg Close $24.84 Range $23.44 - $25.82

Q1 2014

Shares 62,202 Value ($000) $1,862 Avg Close $23.70 Range $21.59 - $25.56

Q4 2013

Shares 62,002 Value ($000) $1,712 Avg Close $21.10 Range $19.21 - $23.01

Q3 2013

Shares 61,302 Value ($000) $1,536 Avg Close $19.20 Range $17.87 - $22.36

Q2 2013

Shares 59,702 Value ($000) $1,378 Avg Close $18.65 Range $16.64 - $19.83

Q1 2013

Shares 45,450 Value ($000) $1,091 Avg Close $18.10 Range $16.17 - $19.42

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	79,305	$7,764	$87.50	$75.76 - $101.55
Q3 2025	79,504	$6,748	$88.55	$83.20 - $98.86
Q2 2025	82,830	$7,868	$95.88	$79.67 - $106.03
Q1 2025	82,932	$7,934	$104.97	$91.83 - $120.40
Q4 2024	81,473	$8,804	$107.81	$93.55 - $121.12
Q3 2024	83,710	$8,042	$84.45	$72.58 - $95.92
Q2 2024	86,114	$6,536	$75.24	$70.17 - $81.77
Q1 2024	90,598	$7,353	$65.94	$53.92 - $79.92
Q4 2023	95,689	$5,564	$54.40	$48.77 - $59.02
Q3 2023	102,070	$6,028	$57.16	$53.45 - $59.85
Q2 2023	113,070	$6,384	$47.57	$41.48 - $55.21
Q1 2023	117,265	$5,305	$43.18	$39.42 - $48.59
Q4 2022	122,343	$5,089	$39.34	$32.16 - $43.50
Q3 2022	123,448	$4,168	$35.61	$31.16 - $39.85
Q2 2022	126,650	$4,870	$36.21	$32.62 - $39.73
Q1 2022	135,858	$5,334	$37.05	$34.10 - $39.47
Q4 2021	147,526	$5,363	$33.11	$30.43 - $35.87
Q3 2021	182,455	$6,444	$35.58	$32.16 - $38.14
Q2 2021	189,722	$7,540	$39.49	$35.86 - $42.99
Q1 2021	200,720	$8,195	$38.45	$33.82 - $42.33
Q4 2020	201,607	$8,695	$37.00	$31.13 - $40.56
Q3 2020	202,081	$7,101	$33.15	$29.09 - $36.64
Q2 2020	197,323	$7,258	$32.65	$26.47 - $38.50
Q1 2020	190,064	$6,198	$37.78	$23.77 - $45.01
Q4 2019	194,525	$9,399	$41.98	$38.44 - $44.98
Q3 2019	181,727	$8,550	$40.82	$37.48 - $43.14
Q2 2019	186,252	$8,633	$40.66	$37.09 - $45.21
Q1 2019	184,781	$8,300	$42.45	$38.45 - $47.05
Q4 2018	183,971	$8,078	$41.35	$36.04 - $47.87
Q3 2018	179,785	$9,351	$41.70	$35.01 - $47.85
Q2 2018	189,365	$7,667	$36.46	$33.31 - $39.57
Q1 2018	194,198	$7,585	$36.61	$33.09 - $40.11
Q4 2017	200,707	$8,644	$35.83	$31.66 - $40.12
Q3 2017	218,258	$8,191	$31.90	$28.91 - $35.19
Q2 2017	238,094	$8,931	$32.55	$29.70 - $34.85
Q1 2017	290,023	$10,459	$30.95	$28.45 - $33.10
Q4 2016	302,723	$10,199	$26.93	$23.32 - $31.01
Q3 2016	310,723	$8,912	$24.27	$23.07 - $26.19
Q2 2016	307,923	$8,693	$23.76	$22.09 - $25.71
Q1 2016	386,618	$10,431	$20.64	$17.43 - $23.15
Q4 2015	337,761	$8,745	$23.12	$20.82 - $24.75
Q3 2015	303,609	$8,103	$24.10	$21.83 - $25.35
Q2 2015	328,140	$9,601	$26.00	$24.50 - $27.17
Q1 2015	247,282	$7,898	$26.70	$25.33 - $28.28
Q4 2014	251,682	$8,532	$26.41	$21.63 - $28.77
Q3 2014	249,217	$7,100	$25.08	$23.45 - $26.54
Q2 2014	246,502	$7,666	$24.84	$23.44 - $25.82
Q1 2014	62,202	$1,862	$23.70	$21.59 - $25.56
Q4 2013	62,002	$1,712	$21.10	$19.21 - $23.01
Q3 2013	61,302	$1,536	$19.20	$17.87 - $22.36
Q2 2013	59,702	$1,378	$18.65	$16.64 - $19.83
Q1 2013	45,450	$1,091	$18.10	$16.17 - $19.42