ASSURANT INC

Ticker: AIZ CUSIP: 04621X108 Class: COM

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

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

Q4 2025

Shares 47,798 Value ($000) $11,512 Avg Close $222.81 Range $205.24 - $243.76

Q3 2025

Shares 47,843 Value ($000) $10,363 Avg Close $201.63 Range $182.00 - $218.87

Q2 2025

Shares 48,975 Value ($000) $9,672 Avg Close $194.44 Range $172.97 - $209.65

Q1 2025

Shares 77,768 Value ($000) $16,312 Avg Close $206.01 Range $194.30 - $218.04

Q4 2024

Shares 78,523 Value ($000) $16,743 Avg Close $204.34 Range $182.77 - $226.25

Q3 2024

Shares 81,411 Value ($000) $16,189 Avg Close $178.39 Range $156.56 - $197.79

Q2 2024

Shares 82,418 Value ($000) $13,702 Avg Close $169.08 Range $160.32 - $184.01

Q1 2024

Shares 84,779 Value ($000) $15,959 Avg Close $169.36 Range $157.62 - $184.50

Q4 2023

Shares 84,702 Value ($000) $14,271 Avg Close $153.72 Range $136.91 - $167.68

Q3 2023

Shares 84,871 Value ($000) $12,186 Avg Close $131.86 Range $117.58 - $143.39

Q2 2023

Shares 88,362 Value ($000) $11,109 Avg Close $119.19 Range $110.23 - $128.77

Q1 2023

Shares 91,894 Value ($000) $11,034 Avg Close $119.11 Range $99.80 - $129.38

Q4 2022

Shares 93,172 Value ($000) $11,652 Avg Close $126.11 Range $112.42 - $146.85

Q3 2022

Shares 90,548 Value ($000) $13,154 Avg Close $153.83 Range $136.62 - $168.18

Q2 2022

Shares 93,062 Value ($000) $16,086 Avg Close $169.97 Range $157.18 - $181.94

Q1 2022

Shares 93,739 Value ($000) $17,045 Avg Close $153.15 Range $134.57 - $173.36

Q4 2021

Shares 101,796 Value ($000) $15,866 Avg Close $147.66 Range $135.54 - $156.50

Q3 2021

Shares 103,337 Value ($000) $16,301 Avg Close $149.64 Range $138.76 - $160.06

Q2 2021

Shares 110,090 Value ($000) $17,194 Avg Close $144.23 Range $128.97 - $151.67

Q1 2021

Shares 110,350 Value ($000) $15,644 Avg Close $123.86 Range $112.06 - $133.62

Q4 2020

Shares 109,182 Value ($000) $14,873 Avg Close $118.30 Range $108.21 - $127.46

Q3 2020

Shares 110,480 Value ($000) $13,402 Avg Close $104.47 Range $87.81 - $116.65

Q2 2020

Shares 104,732 Value ($000) $10,818 Avg Close $93.65 Range $75.69 - $106.97

Q1 2020

Shares 106,363 Value ($000) $11,071 Avg Close $110.94 Range $68.81 - $128.09

Q4 2019

Shares 99,519 Value ($000) $13,045 Avg Close $115.28 Range $108.39 - $120.59

Q3 2019

Shares 104,301 Value ($000) $13,123 Avg Close $105.79 Range $94.95 - $114.21

Q2 2019

Shares 104,070 Value ($000) $11,071 Avg Close $87.61 Range $81.21 - $96.43

Q1 2019

Shares 101,733 Value ($000) $9,655 Avg Close $85.31 Range $77.61 - $92.79

Q4 2018

Shares 92,947 Value ($000) $8,313 Avg Close $85.64 Range $72.34 - $95.12

Q3 2018

Shares 100,616 Value ($000) $10,861 Avg Close $92.18 Range $87.48 - $96.81

Q2 2018

Shares 100,616 Value ($000) $10,413 Avg Close $81.44 Range $73.32 - $92.09

Q1 2018

Shares 96,260 Value ($000) $8,799 Avg Close $78.65 Range $72.85 - $87.10

Q4 2017

Shares 101,297 Value ($000) $10,215 Avg Close $84.54 Range $79.28 - $87.98

Q3 2017

Shares 96,666 Value ($000) $9,234 Avg Close $84.98 Range $73.39 - $90.82

Q2 2017

Shares 103,361 Value ($000) $10,718 Avg Close $84.27 Range $77.98 - $89.86

Q1 2017

Shares 116,547 Value ($000) $11,150 Avg Close $81.43 Range $75.21 - $85.55

Q4 2016

Shares 121,747 Value ($000) $11,305 Avg Close $73.13 Range $65.52 - $79.28

Q3 2016

Shares 135,547 Value ($000) $12,504 Avg Close $72.72 Range $68.58 - $77.31

Q2 2016

Shares 134,447 Value ($000) $11,604 Avg Close $69.47 Range $63.17 - $73.61

Q1 2016

Shares 148,408 Value ($000) $11,450 Avg Close $62.37 Range $52.73 - $66.76

Q4 2015

Shares 129,911 Value ($000) $10,463 Avg Close $67.32 Range $62.56 - $71.44

Q3 2015

Shares 127,798 Value ($000) $10,097 Avg Close $60.66 Range $55.01 - $64.96

Q2 2015

Shares 124,040 Value ($000) $8,311 Avg Close $52.17 Range $48.23 - $56.29

Q1 2015

Shares 135,472 Value ($000) $8,319 Avg Close $51.02 Range $48.31 - $55.33

Q4 2014

Shares 137,730 Value ($000) $9,425 Avg Close $53.38 Range $48.17 - $56.23

Q3 2014

Shares 136,446 Value ($000) $8,773 Avg Close $52.27 Range $50.25 - $53.87

Q2 2014

Shares 130,841 Value ($000) $8,577 Avg Close $53.17 Range $49.67 - $55.59

Q1 2014

Shares 132,241 Value ($000) $8,590 Avg Close $51.93 Range $46.81 - $55.01

Q4 2013

Shares 131,641 Value ($000) $8,737 Avg Close $48.28 Range $42.37 - $52.79

Q3 2013

Shares 138,441 Value ($000) $7,490 Avg Close $42.50 Range $39.38 - $44.46

Q2 2013

Shares 134,163 Value ($000) $6,830 Avg Close $37.94 Range $34.92 - $40.73

Q1 2013

Shares 140,994 Value ($000) $6,346 Avg Close $31.33 Range $27.05 - $35.16

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	47,798	$11,512	$222.81	$205.24 - $243.76
Q3 2025	47,843	$10,363	$201.63	$182.00 - $218.87
Q2 2025	48,975	$9,672	$194.44	$172.97 - $209.65
Q1 2025	77,768	$16,312	$206.01	$194.30 - $218.04
Q4 2024	78,523	$16,743	$204.34	$182.77 - $226.25
Q3 2024	81,411	$16,189	$178.39	$156.56 - $197.79
Q2 2024	82,418	$13,702	$169.08	$160.32 - $184.01
Q1 2024	84,779	$15,959	$169.36	$157.62 - $184.50
Q4 2023	84,702	$14,271	$153.72	$136.91 - $167.68
Q3 2023	84,871	$12,186	$131.86	$117.58 - $143.39
Q2 2023	88,362	$11,109	$119.19	$110.23 - $128.77
Q1 2023	91,894	$11,034	$119.11	$99.80 - $129.38
Q4 2022	93,172	$11,652	$126.11	$112.42 - $146.85
Q3 2022	90,548	$13,154	$153.83	$136.62 - $168.18
Q2 2022	93,062	$16,086	$169.97	$157.18 - $181.94
Q1 2022	93,739	$17,045	$153.15	$134.57 - $173.36
Q4 2021	101,796	$15,866	$147.66	$135.54 - $156.50
Q3 2021	103,337	$16,301	$149.64	$138.76 - $160.06
Q2 2021	110,090	$17,194	$144.23	$128.97 - $151.67
Q1 2021	110,350	$15,644	$123.86	$112.06 - $133.62
Q4 2020	109,182	$14,873	$118.30	$108.21 - $127.46
Q3 2020	110,480	$13,402	$104.47	$87.81 - $116.65
Q2 2020	104,732	$10,818	$93.65	$75.69 - $106.97
Q1 2020	106,363	$11,071	$110.94	$68.81 - $128.09
Q4 2019	99,519	$13,045	$115.28	$108.39 - $120.59
Q3 2019	104,301	$13,123	$105.79	$94.95 - $114.21
Q2 2019	104,070	$11,071	$87.61	$81.21 - $96.43
Q1 2019	101,733	$9,655	$85.31	$77.61 - $92.79
Q4 2018	92,947	$8,313	$85.64	$72.34 - $95.12
Q3 2018	100,616	$10,861	$92.18	$87.48 - $96.81
Q2 2018	100,616	$10,413	$81.44	$73.32 - $92.09
Q1 2018	96,260	$8,799	$78.65	$72.85 - $87.10
Q4 2017	101,297	$10,215	$84.54	$79.28 - $87.98
Q3 2017	96,666	$9,234	$84.98	$73.39 - $90.82
Q2 2017	103,361	$10,718	$84.27	$77.98 - $89.86
Q1 2017	116,547	$11,150	$81.43	$75.21 - $85.55
Q4 2016	121,747	$11,305	$73.13	$65.52 - $79.28
Q3 2016	135,547	$12,504	$72.72	$68.58 - $77.31
Q2 2016	134,447	$11,604	$69.47	$63.17 - $73.61
Q1 2016	148,408	$11,450	$62.37	$52.73 - $66.76
Q4 2015	129,911	$10,463	$67.32	$62.56 - $71.44
Q3 2015	127,798	$10,097	$60.66	$55.01 - $64.96
Q2 2015	124,040	$8,311	$52.17	$48.23 - $56.29
Q1 2015	135,472	$8,319	$51.02	$48.31 - $55.33
Q4 2014	137,730	$9,425	$53.38	$48.17 - $56.23
Q3 2014	136,446	$8,773	$52.27	$50.25 - $53.87
Q2 2014	130,841	$8,577	$53.17	$49.67 - $55.59
Q1 2014	132,241	$8,590	$51.93	$46.81 - $55.01
Q4 2013	131,641	$8,737	$48.28	$42.37 - $52.79
Q3 2013	138,441	$7,490	$42.50	$39.38 - $44.46
Q2 2013	134,163	$6,830	$37.94	$34.92 - $40.73
Q1 2013	140,994	$6,346	$31.33	$27.05 - $35.16