CORNING INC

Ticker: GLW CUSIP: 219350105 Class: COM

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

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

Q4 2025

Shares 204,299 Value ($000) $17,888 Avg Close $85.98 Range $77.39 - $96.64

Q3 2025

Shares 256,159 Value ($000) $21,013 Avg Close $64.97 Range $50.94 - $81.93

Q2 2025

Shares 254,959 Value ($000) $13,408 Avg Close $46.30 Range $36.82 - $52.47

Q1 2025

Shares 255,959 Value ($000) $11,718 Avg Close $48.55 Range $43.53 - $54.30

Q4 2024

Shares 255,959 Value ($000) $12,163 Avg Close $46.35 Range $42.94 - $49.78

Q3 2024

Shares 262,659 Value ($000) $11,859 Avg Close $40.86 Range $36.03 - $44.95

Q2 2024

Shares 264,059 Value ($000) $10,259 Avg Close $33.68 Range $29.54 - $39.21

Q1 2024

Shares 262,459 Value ($000) $8,651 Avg Close $30.45 Range $28.32 - $32.29

Q4 2023

Shares 262,259 Value ($000) $7,986 Avg Close $27.12 Range $23.85 - $29.36

Q3 2023

Shares 252,759 Value ($000) $7,702 Avg Close $30.70 Range $28.22 - $33.67

Q2 2023

Shares 260,659 Value ($000) $9,133 Avg Close $30.60 Range $28.39 - $33.72

Q1 2023

Shares 254,259 Value ($000) $8,970 Avg Close $32.11 Range $29.39 - $34.14

Q4 2022

Shares 252,159 Value ($000) $8,054 Avg Close $29.73 Range $26.59 - $31.97

Q3 2022

Shares 247,859 Value ($000) $7,193 Avg Close $30.75 Range $26.45 - $34.17

Q2 2022

Shares 247,059 Value ($000) $7,785 Avg Close $31.05 Range $28.04 - $33.53

Q1 2022

Shares 236,159 Value ($000) $8,717 Avg Close $34.93 Range $30.29 - $38.80

Q4 2021

Shares 241,125 Value ($000) $8,977 Avg Close $33.34 Range $31.26 - $35.25

Q3 2021

Shares 208,765 Value ($000) $7,618 Avg Close $35.29 Range $32.36 - $37.53

Q2 2021

Shares 210,565 Value ($000) $8,612 Avg Close $38.31 Range $33.97 - $41.06

Q1 2021

Shares 212,465 Value ($000) $9,244 Avg Close $33.60 Range $30.34 - $38.69

Q4 2020

Shares 211,765 Value ($000) $7,624 Avg Close $30.87 Range $27.10 - $33.50

Q3 2020

Shares 218,565 Value ($000) $7,084 Avg Close $26.66 Range $22.06 - $29.33

Q2 2020

Shares 193,865 Value ($000) $5,021 Avg Close $19.40 Range $15.19 - $24.47

Q1 2020

Shares 176,269 Value ($000) $3,621 Avg Close $22.10 Range $14.86 - $25.72

Q4 2019

Shares 185,969 Value ($000) $5,414 Avg Close $24.43 Range $22.45 - $26.10

Q3 2019

Shares 187,769 Value ($000) $5,355 Avg Close $24.98 Range $22.31 - $28.54

Q2 2019

Shares 187,869 Value ($000) $6,243 Avg Close $26.62 Range $23.82 - $29.24

Q1 2019

Shares 226,769 Value ($000) $7,506 Avg Close $27.05 Range $23.03 - $29.16

Q4 2018

Shares 229,169 Value ($000) $6,923 Avg Close $26.17 Range $22.76 - $29.38

Q3 2018

Shares 241,369 Value ($000) $8,520 Avg Close $26.48 Range $22.14 - $29.90

Q2 2018

Shares 245,869 Value ($000) $6,764 Avg Close $22.38 Range $21.10 - $23.67

Q1 2018

Shares 255,869 Value ($000) $7,134 Avg Close $24.81 Range $21.97 - $28.19

Q4 2017

Shares 254,769 Value ($000) $8,150 Avg Close $25.23 Range $23.59 - $26.36

Q3 2017

Shares 274,069 Value ($000) $8,200 Avg Close $23.59 Range $22.03 - $25.57

Q2 2017

Shares 302,469 Value ($000) $9,089 Avg Close $22.77 Range $20.81 - $24.32

Q1 2017

Shares 304,869 Value ($000) $8,231 Avg Close $20.97 Range $18.97 - $22.43

Q4 2016

Shares 311,069 Value ($000) $7,550 Avg Close $18.64 Range $17.38 - $19.93

Q3 2016

Shares 361,821 Value ($000) $8,557 Avg Close $17.37 Range $15.37 - $18.61

Q2 2016

Shares 373,521 Value ($000) $7,650 Avg Close $15.51 Range $14.06 - $16.55

Q1 2016

Shares 383,121 Value ($000) $8,003 Avg Close $14.25 Range $12.36 - $16.26

Q4 2015

Shares 404,621 Value ($000) $7,396 Avg Close $13.86 Range $12.46 - $14.78

Q3 2015

Shares 443,321 Value ($000) $7,590 Avg Close $13.63 Range $11.66 - $15.13

Q2 2015

Shares 488,121 Value ($000) $9,631 Avg Close $16.12 Range $14.79 - $17.27

Q1 2015

Shares 490,421 Value ($000) $11,123 Avg Close $17.82 Range $16.37 - $18.82

Q4 2014

Shares 528,021 Value ($000) $12,108 Avg Close $15.20 Range $12.68 - $17.59

Q3 2014

Shares 529,221 Value ($000) $10,235 Avg Close $15.47 Range $14.31 - $16.57

Q2 2014

Shares 536,121 Value ($000) $11,768 Avg Close $15.67 Range $14.87 - $16.45

Q1 2014

Shares 568,221 Value ($000) $11,830 Avg Close $13.82 Range $12.14 - $15.48

Q4 2013

Shares 588,321 Value ($000) $10,484 Avg Close $12.05 Range $10.08 - $13.18

Q3 2013

Shares 594,021 Value ($000) $8,667 Avg Close $10.75 Range $10.09 - $11.23

Q2 2013

Shares 599,121 Value ($000) $8,525 Avg Close $10.49 Range $9.09 - $11.82

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	204,299	$17,888	$85.98	$77.39 - $96.64
Q3 2025	256,159	$21,013	$64.97	$50.94 - $81.93
Q2 2025	254,959	$13,408	$46.30	$36.82 - $52.47
Q1 2025	255,959	$11,718	$48.55	$43.53 - $54.30
Q4 2024	255,959	$12,163	$46.35	$42.94 - $49.78
Q3 2024	262,659	$11,859	$40.86	$36.03 - $44.95
Q2 2024	264,059	$10,259	$33.68	$29.54 - $39.21
Q1 2024	262,459	$8,651	$30.45	$28.32 - $32.29
Q4 2023	262,259	$7,986	$27.12	$23.85 - $29.36
Q3 2023	252,759	$7,702	$30.70	$28.22 - $33.67
Q2 2023	260,659	$9,133	$30.60	$28.39 - $33.72
Q1 2023	254,259	$8,970	$32.11	$29.39 - $34.14
Q4 2022	252,159	$8,054	$29.73	$26.59 - $31.97
Q3 2022	247,859	$7,193	$30.75	$26.45 - $34.17
Q2 2022	247,059	$7,785	$31.05	$28.04 - $33.53
Q1 2022	236,159	$8,717	$34.93	$30.29 - $38.80
Q4 2021	241,125	$8,977	$33.34	$31.26 - $35.25
Q3 2021	208,765	$7,618	$35.29	$32.36 - $37.53
Q2 2021	210,565	$8,612	$38.31	$33.97 - $41.06
Q1 2021	212,465	$9,244	$33.60	$30.34 - $38.69
Q4 2020	211,765	$7,624	$30.87	$27.10 - $33.50
Q3 2020	218,565	$7,084	$26.66	$22.06 - $29.33
Q2 2020	193,865	$5,021	$19.40	$15.19 - $24.47
Q1 2020	176,269	$3,621	$22.10	$14.86 - $25.72
Q4 2019	185,969	$5,414	$24.43	$22.45 - $26.10
Q3 2019	187,769	$5,355	$24.98	$22.31 - $28.54
Q2 2019	187,869	$6,243	$26.62	$23.82 - $29.24
Q1 2019	226,769	$7,506	$27.05	$23.03 - $29.16
Q4 2018	229,169	$6,923	$26.17	$22.76 - $29.38
Q3 2018	241,369	$8,520	$26.48	$22.14 - $29.90
Q2 2018	245,869	$6,764	$22.38	$21.10 - $23.67
Q1 2018	255,869	$7,134	$24.81	$21.97 - $28.19
Q4 2017	254,769	$8,150	$25.23	$23.59 - $26.36
Q3 2017	274,069	$8,200	$23.59	$22.03 - $25.57
Q2 2017	302,469	$9,089	$22.77	$20.81 - $24.32
Q1 2017	304,869	$8,231	$20.97	$18.97 - $22.43
Q4 2016	311,069	$7,550	$18.64	$17.38 - $19.93
Q3 2016	361,821	$8,557	$17.37	$15.37 - $18.61
Q2 2016	373,521	$7,650	$15.51	$14.06 - $16.55
Q1 2016	383,121	$8,003	$14.25	$12.36 - $16.26
Q4 2015	404,621	$7,396	$13.86	$12.46 - $14.78
Q3 2015	443,321	$7,590	$13.63	$11.66 - $15.13
Q2 2015	488,121	$9,631	$16.12	$14.79 - $17.27
Q1 2015	490,421	$11,123	$17.82	$16.37 - $18.82
Q4 2014	528,021	$12,108	$15.20	$12.68 - $17.59
Q3 2014	529,221	$10,235	$15.47	$14.31 - $16.57
Q2 2014	536,121	$11,768	$15.67	$14.87 - $16.45
Q1 2014	568,221	$11,830	$13.82	$12.14 - $15.48
Q4 2013	588,321	$10,484	$12.05	$10.08 - $13.18
Q3 2013	594,021	$8,667	$10.75	$10.09 - $11.23
Q2 2013	599,121	$8,525	$10.49	$9.09 - $11.82