MSA SAFETY INC

Ticker: MSA CUSIP: 553498106 Class: Com

STATE OF MICHIGAN RETIREMENT SYSTEM's Holding History (CIK: 0000762152)

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

Q4 2025

Shares 8,655 Value ($000) $1,386 Avg Close $162.81 Range $151.11 - $177.20

Q3 2025

Shares 8,755 Value ($000) $1,506 Avg Close $172.87 Range $165.94 - $182.86

Q2 2025

Shares 9,455 Value ($000) $1,584 Avg Close $156.47 Range $127.86 - $170.11

Q1 2025

Shares 9,355 Value ($000) $1,372 Avg Close $159.40 Range $146.01 - $167.77

Q4 2024

Shares 9,355 Value ($000) $1,551 Avg Close $171.42 Range $161.68 - $181.37

Q3 2024

Shares 9,355 Value ($000) $1,659 Avg Close $181.80 Range $167.76 - $200.61

Q2 2024

Shares 8,955 Value ($000) $1,681 Avg Close $185.92 Range $169.05 - $196.02

Q1 2024

Shares 9,055 Value ($000) $1,753 Avg Close $175.84 Range $160.02 - $195.48

Q4 2023

Shares 8,855 Value ($000) $1,495 Avg Close $162.61 Range $147.35 - $179.43

Q3 2023

Shares 8,855 Value ($000) $1,396 Avg Close $171.77 Range $157.40 - $185.57

Q2 2023

Shares 9,055 Value ($000) $1,575 Avg Close $143.11 Range $122.57 - $176.00

Q1 2023

Shares 9,355 Value ($000) $1,249 Avg Close $134.73 Range $127.94 - $146.33

Q4 2022

Shares 9,355 Value ($000) $1,349 Avg Close $130.95 Range $110.19 - $144.94

Q3 2022

Shares 9,255 Value ($000) $1,011 Avg Close $123.01 Range $108.75 - $132.89

Q2 2022

Shares 9,255 Value ($000) $1,121 Avg Close $124.30 Range $112.89 - $138.65

Q1 2022

Shares 9,255 Value ($000) $1,228 Avg Close $138.12 Range $127.20 - $151.98

Q4 2021

Shares 9,230 Value ($000) $1,393 Avg Close $150.05 Range $136.91 - $157.29

Q3 2021

Shares 9,130 Value ($000) $1,330 Avg Close $158.79 Range $141.25 - $167.49

Q2 2021

Shares 9,130 Value ($000) $1,512 Avg Close $162.15 Range $149.59 - $172.31

Q1 2021

Shares 13,430 Value ($000) $2,015 Avg Close $161.14 Range $145.56 - $172.84

Q4 2020

Shares 13,230 Value ($000) $1,976 Avg Close $144.38 Range $124.58 - $155.47

Q3 2020

Shares 13,130 Value ($000) $1,762 Avg Close $122.44 Range $108.35 - $135.47

Q2 2020

Shares 13,030 Value ($000) $1,491 Avg Close $111.17 Range $88.18 - $126.16

Q1 2020

Shares 9,900 Value ($000) $1,002 Avg Close $125.88 Range $83.57 - $142.34

Q4 2019

Shares 10,500 Value ($000) $1,327 Avg Close $120.34 Range $104.14 - $128.18

Q3 2019

Shares 10,300 Value ($000) $1,124 Avg Close $105.47 Range $98.71 - $114.64

Q2 2019

Shares 10,400 Value ($000) $1,096 Avg Close $105.05 Range $96.01 - $113.06

Q1 2019

Shares 12,500 Value ($000) $1,293 Avg Close $100.71 Range $90.81 - $105.37

Q4 2018

Shares 12,500 Value ($000) $1,178 Avg Close $102.10 Range $86.72 - $110.83

Q3 2018

Shares 12,900 Value ($000) $1,373 Avg Close $100.99 Range $91.22 - $108.86

Q2 2018

Shares 12,600 Value ($000) $1,214 Avg Close $90.37 Range $80.86 - $97.36

Q1 2018

Shares 12,400 Value ($000) $1,032 Avg Close $80.24 Range $71.47 - $87.31

Q4 2017

Shares 12,200 Value ($000) $946 Avg Close $79.81 Range $75.79 - $86.36

Q3 2017

Shares 12,800 Value ($000) $1,018 Avg Close $74.83 Range $65.95 - $81.88

Q2 2017

Shares 13,000 Value ($000) $1,055 Avg Close $77.51 Range $66.78 - $84.86

Q1 2017

Shares 12,700 Value ($000) $898 Avg Close $69.85 Range $66.47 - $74.64

Q4 2016

Shares 12,500 Value ($000) $867 Avg Close $61.85 Range $55.00 - $71.28

Q3 2016

Shares 12,500 Value ($000) $726 Avg Close $55.92 Range $51.25 - $58.62

Q2 2016

Shares 12,800 Value ($000) $672 Avg Close $49.54 Range $44.16 - $54.70

Q1 2016

Shares 12,700 Value ($000) $614 Avg Close $43.17 Range $37.68 - $49.77

Q4 2015

Shares 12,500 Value ($000) $543 Avg Close $43.83 Range $39.17 - $47.46

Q3 2015

Shares 14,400 Value ($000) $576 Avg Close $46.53 Range $38.32 - $54.54

Q2 2015

Shares 14,300 Value ($000) $694 Avg Close $47.96 Range $43.43 - $52.59

Q1 2015

Shares 14,300 Value ($000) $713 Avg Close $48.32 Range $43.12 - $53.64

Q4 2014

Shares 15,000 Value ($000) $796 Avg Close $52.89 Range $46.25 - $58.99

Q3 2014

Shares 14,900 Value ($000) $736 Avg Close $55.35 Range $49.37 - $61.08

Q2 2014

Shares 15,000 Value ($000) $862 Avg Close $54.84 Range $49.85 - $58.90

Q1 2014

Shares 14,900 Value ($000) $849 Avg Close $52.42 Range $46.50 - $57.94

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	8,655	$1,386	$162.81	$151.11 - $177.20
Q3 2025	8,755	$1,506	$172.87	$165.94 - $182.86
Q2 2025	9,455	$1,584	$156.47	$127.86 - $170.11
Q1 2025	9,355	$1,372	$159.40	$146.01 - $167.77
Q4 2024	9,355	$1,551	$171.42	$161.68 - $181.37
Q3 2024	9,355	$1,659	$181.80	$167.76 - $200.61
Q2 2024	8,955	$1,681	$185.92	$169.05 - $196.02
Q1 2024	9,055	$1,753	$175.84	$160.02 - $195.48
Q4 2023	8,855	$1,495	$162.61	$147.35 - $179.43
Q3 2023	8,855	$1,396	$171.77	$157.40 - $185.57
Q2 2023	9,055	$1,575	$143.11	$122.57 - $176.00
Q1 2023	9,355	$1,249	$134.73	$127.94 - $146.33
Q4 2022	9,355	$1,349	$130.95	$110.19 - $144.94
Q3 2022	9,255	$1,011	$123.01	$108.75 - $132.89
Q2 2022	9,255	$1,121	$124.30	$112.89 - $138.65
Q1 2022	9,255	$1,228	$138.12	$127.20 - $151.98
Q4 2021	9,230	$1,393	$150.05	$136.91 - $157.29
Q3 2021	9,130	$1,330	$158.79	$141.25 - $167.49
Q2 2021	9,130	$1,512	$162.15	$149.59 - $172.31
Q1 2021	13,430	$2,015	$161.14	$145.56 - $172.84
Q4 2020	13,230	$1,976	$144.38	$124.58 - $155.47
Q3 2020	13,130	$1,762	$122.44	$108.35 - $135.47
Q2 2020	13,030	$1,491	$111.17	$88.18 - $126.16
Q1 2020	9,900	$1,002	$125.88	$83.57 - $142.34
Q4 2019	10,500	$1,327	$120.34	$104.14 - $128.18
Q3 2019	10,300	$1,124	$105.47	$98.71 - $114.64
Q2 2019	10,400	$1,096	$105.05	$96.01 - $113.06
Q1 2019	12,500	$1,293	$100.71	$90.81 - $105.37
Q4 2018	12,500	$1,178	$102.10	$86.72 - $110.83
Q3 2018	12,900	$1,373	$100.99	$91.22 - $108.86
Q2 2018	12,600	$1,214	$90.37	$80.86 - $97.36
Q1 2018	12,400	$1,032	$80.24	$71.47 - $87.31
Q4 2017	12,200	$946	$79.81	$75.79 - $86.36
Q3 2017	12,800	$1,018	$74.83	$65.95 - $81.88
Q2 2017	13,000	$1,055	$77.51	$66.78 - $84.86
Q1 2017	12,700	$898	$69.85	$66.47 - $74.64
Q4 2016	12,500	$867	$61.85	$55.00 - $71.28
Q3 2016	12,500	$726	$55.92	$51.25 - $58.62
Q2 2016	12,800	$672	$49.54	$44.16 - $54.70
Q1 2016	12,700	$614	$43.17	$37.68 - $49.77
Q4 2015	12,500	$543	$43.83	$39.17 - $47.46
Q3 2015	14,400	$576	$46.53	$38.32 - $54.54
Q2 2015	14,300	$694	$47.96	$43.43 - $52.59
Q1 2015	14,300	$713	$48.32	$43.12 - $53.64
Q4 2014	15,000	$796	$52.89	$46.25 - $58.99
Q3 2014	14,900	$736	$55.35	$49.37 - $61.08
Q2 2014	15,000	$862	$54.84	$49.85 - $58.90
Q1 2014	14,900	$849	$52.42	$46.50 - $57.94