CORNING INC

Ticker: GLW CUSIP: 219350105 Class: COM

PUBLIC EMPLOYEES RETIREMENT ASSOCIATION OF COLORADO's Holding History (CIK: 0000315297)

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

Q4 2025

Shares 106,536 Value ($000) $9 Avg Close $85.98 Range $77.39 - $96.64

Q3 2025

Shares 106,781 Value ($000) $9 Avg Close $64.97 Range $50.94 - $81.93

Q2 2025

Shares 107,882 Value ($000) $6 Avg Close $46.30 Range $36.82 - $52.47

Q1 2025

Shares 112,207 Value ($000) $5 Avg Close $48.55 Range $43.53 - $54.30

Q4 2024

Shares 112,367 Value ($000) $5 Avg Close $46.35 Range $42.94 - $49.78

Q3 2024

Shares 114,229 Value ($000) $5 Avg Close $40.86 Range $36.03 - $44.95

Q2 2024

Shares 114,109 Value ($000) $4 Avg Close $33.68 Range $29.54 - $39.21

Q1 2024

Shares 114,490 Value ($000) $4 Avg Close $30.45 Range $28.32 - $32.29

Q4 2023

Shares 120,591 Value ($000) $4 Avg Close $27.12 Range $23.85 - $29.36

Q3 2023

Shares 123,516 Value ($000) $4 Avg Close $30.70 Range $28.22 - $33.67

Q2 2023

Shares 130,937 Value ($000) $5 Avg Close $30.60 Range $28.39 - $33.72

Q1 2023

Shares 130,953 Value ($000) $5 Avg Close $32.11 Range $29.39 - $34.14

Q4 2022

Shares 131,331 Value ($000) $4 Avg Close $29.73 Range $26.59 - $31.97

Q3 2022

Shares 131,625 Value ($000) $3,820 Avg Close $30.75 Range $26.45 - $34.17

Q2 2022

Shares 131,800 Value ($000) $4,153 Avg Close $31.05 Range $28.04 - $33.53

Q1 2022

Shares 132,669 Value ($000) $4,897 Avg Close $34.93 Range $30.29 - $38.80

Q4 2021

Shares 134,403 Value ($000) $5,004 Avg Close $33.34 Range $31.26 - $35.25

Q3 2021

Shares 134,941 Value ($000) $4,924 Avg Close $35.29 Range $32.36 - $37.53

Q2 2021

Shares 133,502 Value ($000) $5,460 Avg Close $38.31 Range $33.97 - $41.06

Q1 2021

Shares 133,671 Value ($000) $5,816 Avg Close $33.60 Range $30.34 - $38.69

Q4 2020

Shares 134,397 Value ($000) $4,838 Avg Close $30.87 Range $27.10 - $33.50

Q3 2020

Shares 139,674 Value ($000) $4,527 Avg Close $26.66 Range $22.06 - $29.33

Q2 2020

Shares 140,090 Value ($000) $3,628 Avg Close $19.40 Range $15.19 - $24.47

Q1 2020

Shares 141,358 Value ($000) $2,903 Avg Close $22.10 Range $14.86 - $25.72

Q4 2019

Shares 140,574 Value ($000) $4,092 Avg Close $24.43 Range $22.45 - $26.10

Q3 2019

Shares 141,447 Value ($000) $4,034 Avg Close $24.98 Range $22.31 - $28.54

Q2 2019

Shares 141,900 Value ($000) $4,715 Avg Close $26.62 Range $23.82 - $29.24

Q1 2019

Shares 162,231 Value ($000) $5,370 Avg Close $27.05 Range $23.03 - $29.16

Q4 2018

Shares 154,870 Value ($000) $4,679 Avg Close $26.17 Range $22.76 - $29.38

Q3 2018

Shares 155,552 Value ($000) $5,491 Avg Close $26.48 Range $22.14 - $29.90

Q2 2018

Shares 156,445 Value ($000) $4,304 Avg Close $22.38 Range $21.10 - $23.67

Q1 2018

Shares 158,569 Value ($000) $4,421 Avg Close $24.81 Range $21.97 - $28.19

Q4 2017

Shares 167,430 Value ($000) $5,356 Avg Close $25.23 Range $23.59 - $26.36

Q3 2017

Shares 163,031 Value ($000) $4,878 Avg Close $23.59 Range $22.03 - $25.57

Q2 2017

Shares 183,224 Value ($000) $5,506 Avg Close $22.77 Range $20.81 - $24.32

Q1 2017

Shares 184,912 Value ($000) $4,993 Avg Close $20.97 Range $18.97 - $22.43

Q4 2016

Shares 196,248 Value ($000) $4,763 Avg Close $18.64 Range $17.38 - $19.93

Q3 2016

Shares 223,921 Value ($000) $5,296 Avg Close $17.37 Range $15.37 - $18.61

Q2 2016

Shares 231,329 Value ($000) $4,738 Avg Close $15.51 Range $14.06 - $16.55

Q1 2016

Shares 264,795 Value ($000) $5,532 Avg Close $14.25 Range $12.36 - $16.26

Q4 2015

Shares 262,387 Value ($000) $4,796 Avg Close $13.86 Range $12.46 - $14.78

Q3 2015

Shares 278,583 Value ($000) $4,769 Avg Close $13.63 Range $11.66 - $15.13

Q2 2015

Shares 284,431 Value ($000) $5,612 Avg Close $16.12 Range $14.79 - $17.27

Q1 2015

Shares 300,580 Value ($000) $6,817 Avg Close $17.82 Range $16.37 - $18.82

Q4 2014

Shares 308,125 Value ($000) $7,065 Avg Close $15.20 Range $12.68 - $17.59

Q3 2014

Shares 339,636 Value ($000) $6,569 Avg Close $15.47 Range $14.31 - $16.57

Q2 2014

Shares 344,516 Value ($000) $7,562 Avg Close $15.67 Range $14.87 - $16.45

Q1 2014

Shares 386,895 Value ($000) $8,055 Avg Close $13.82 Range $12.14 - $15.48

Q4 2013

Shares 396,438 Value ($000) $7,065 Avg Close $12.05 Range $10.08 - $13.18

Q3 2013

Shares 414,032 Value ($000) $6,041 Avg Close $10.75 Range $10.09 - $11.23

Q2 2013

Shares 416,028 Value ($000) $5,920 Avg Close $10.49 Range $9.09 - $11.82

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	106,536	$9	$85.98	$77.39 - $96.64
Q3 2025	106,781	$9	$64.97	$50.94 - $81.93
Q2 2025	107,882	$6	$46.30	$36.82 - $52.47
Q1 2025	112,207	$5	$48.55	$43.53 - $54.30
Q4 2024	112,367	$5	$46.35	$42.94 - $49.78
Q3 2024	114,229	$5	$40.86	$36.03 - $44.95
Q2 2024	114,109	$4	$33.68	$29.54 - $39.21
Q1 2024	114,490	$4	$30.45	$28.32 - $32.29
Q4 2023	120,591	$4	$27.12	$23.85 - $29.36
Q3 2023	123,516	$4	$30.70	$28.22 - $33.67
Q2 2023	130,937	$5	$30.60	$28.39 - $33.72
Q1 2023	130,953	$5	$32.11	$29.39 - $34.14
Q4 2022	131,331	$4	$29.73	$26.59 - $31.97
Q3 2022	131,625	$3,820	$30.75	$26.45 - $34.17
Q2 2022	131,800	$4,153	$31.05	$28.04 - $33.53
Q1 2022	132,669	$4,897	$34.93	$30.29 - $38.80
Q4 2021	134,403	$5,004	$33.34	$31.26 - $35.25
Q3 2021	134,941	$4,924	$35.29	$32.36 - $37.53
Q2 2021	133,502	$5,460	$38.31	$33.97 - $41.06
Q1 2021	133,671	$5,816	$33.60	$30.34 - $38.69
Q4 2020	134,397	$4,838	$30.87	$27.10 - $33.50
Q3 2020	139,674	$4,527	$26.66	$22.06 - $29.33
Q2 2020	140,090	$3,628	$19.40	$15.19 - $24.47
Q1 2020	141,358	$2,903	$22.10	$14.86 - $25.72
Q4 2019	140,574	$4,092	$24.43	$22.45 - $26.10
Q3 2019	141,447	$4,034	$24.98	$22.31 - $28.54
Q2 2019	141,900	$4,715	$26.62	$23.82 - $29.24
Q1 2019	162,231	$5,370	$27.05	$23.03 - $29.16
Q4 2018	154,870	$4,679	$26.17	$22.76 - $29.38
Q3 2018	155,552	$5,491	$26.48	$22.14 - $29.90
Q2 2018	156,445	$4,304	$22.38	$21.10 - $23.67
Q1 2018	158,569	$4,421	$24.81	$21.97 - $28.19
Q4 2017	167,430	$5,356	$25.23	$23.59 - $26.36
Q3 2017	163,031	$4,878	$23.59	$22.03 - $25.57
Q2 2017	183,224	$5,506	$22.77	$20.81 - $24.32
Q1 2017	184,912	$4,993	$20.97	$18.97 - $22.43
Q4 2016	196,248	$4,763	$18.64	$17.38 - $19.93
Q3 2016	223,921	$5,296	$17.37	$15.37 - $18.61
Q2 2016	231,329	$4,738	$15.51	$14.06 - $16.55
Q1 2016	264,795	$5,532	$14.25	$12.36 - $16.26
Q4 2015	262,387	$4,796	$13.86	$12.46 - $14.78
Q3 2015	278,583	$4,769	$13.63	$11.66 - $15.13
Q2 2015	284,431	$5,612	$16.12	$14.79 - $17.27
Q1 2015	300,580	$6,817	$17.82	$16.37 - $18.82
Q4 2014	308,125	$7,065	$15.20	$12.68 - $17.59
Q3 2014	339,636	$6,569	$15.47	$14.31 - $16.57
Q2 2014	344,516	$7,562	$15.67	$14.87 - $16.45
Q1 2014	386,895	$8,055	$13.82	$12.14 - $15.48
Q4 2013	396,438	$7,065	$12.05	$10.08 - $13.18
Q3 2013	414,032	$6,041	$10.75	$10.09 - $11.23
Q2 2013	416,028	$5,920	$10.49	$9.09 - $11.82