CORNING INC

Ticker: GLW CUSIP: 219350105 Class: COM

GAMCO INVESTORS, INC. ET AL's Holding History (CIK: 0000807249)

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

Q4 2025

Shares 192,594 Value ($000) $16,864 Avg Close $85.98 Range $77.39 - $96.64

Q3 2025

Shares 202,217 Value ($000) $16,588 Avg Close $64.97 Range $50.94 - $81.93

Q2 2025

Shares 221,155 Value ($000) $11,631 Avg Close $46.30 Range $36.82 - $52.47

Q1 2025

Shares 227,245 Value ($000) $10,403 Avg Close $48.55 Range $43.53 - $54.30

Q4 2024

Shares 256,710 Value ($000) $12,199 Avg Close $46.35 Range $42.94 - $49.78

Q3 2024

Shares 266,146 Value ($000) $12,016 Avg Close $40.86 Range $36.03 - $44.95

Q2 2024

Shares 281,320 Value ($000) $10,929 Avg Close $33.68 Range $29.54 - $39.21

Q1 2024

Shares 303,765 Value ($000) $10,012 Avg Close $30.45 Range $28.32 - $32.29

Q4 2023

Shares 309,165 Value ($000) $9,414 Avg Close $27.12 Range $23.85 - $29.36

Q3 2023

Shares 307,565 Value ($000) $9,372 Avg Close $30.70 Range $28.22 - $33.67

Q2 2023

Shares 315,828 Value ($000) $11,067 Avg Close $30.60 Range $28.39 - $33.72

Q1 2023

Shares 306,528 Value ($000) $10,814 Avg Close $32.11 Range $29.39 - $34.14

Q4 2022

Shares 300,195 Value ($000) $9,588 Avg Close $29.73 Range $26.59 - $31.97

Q3 2022

Shares 339,421 Value ($000) $9,850 Avg Close $30.75 Range $26.45 - $34.17

Q2 2022

Shares 343,121 Value ($000) $10,812 Avg Close $31.05 Range $28.04 - $33.53

Q1 2022

Shares 348,021 Value ($000) $12,845 Avg Close $34.93 Range $30.29 - $38.80

Q4 2021

Shares 361,978 Value ($000) $13,476 Avg Close $33.34 Range $31.26 - $35.25

Q3 2021

Shares 345,761 Value ($000) $12,617 Avg Close $35.29 Range $32.36 - $37.53

Q2 2021

Shares 243,681 Value ($000) $9,967 Avg Close $38.31 Range $33.97 - $41.06

Q1 2021

Shares 202,292 Value ($000) $8,802 Avg Close $33.60 Range $30.34 - $38.69

Q4 2020

Shares 209,131 Value ($000) $7,529 Avg Close $30.87 Range $27.10 - $33.50

Q3 2020

Shares 229,786 Value ($000) $7,447 Avg Close $26.66 Range $22.06 - $29.33

Q2 2020

Shares 235,817 Value ($000) $6,108 Avg Close $19.40 Range $15.19 - $24.47

Q1 2020

Shares 243,481 Value ($000) $5,001 Avg Close $22.10 Range $14.86 - $25.72

Q4 2019

Shares 257,426 Value ($000) $7,494 Avg Close $24.43 Range $22.45 - $26.10

Q3 2019

Shares 268,743 Value ($000) $7,665 Avg Close $24.98 Range $22.31 - $28.54

Q2 2019

Shares 279,885 Value ($000) $9,301 Avg Close $26.62 Range $23.82 - $29.24

Q1 2019

Shares 285,385 Value ($000) $9,446 Avg Close $27.05 Range $23.03 - $29.16

Q4 2018

Shares 292,795 Value ($000) $8,845 Avg Close $26.17 Range $22.76 - $29.38

Q3 2018

Shares 300,959 Value ($000) $10,624 Avg Close $26.48 Range $22.14 - $29.90

Q2 2018

Shares 324,861 Value ($000) $8,937 Avg Close $22.38 Range $21.10 - $23.67

Q1 2018

Shares 333,116 Value ($000) $9,287 Avg Close $24.81 Range $21.97 - $28.19

Q4 2017

Shares 354,496 Value ($000) $11,340 Avg Close $25.23 Range $23.59 - $26.36

Q3 2017

Shares 405,996 Value ($000) $12,147 Avg Close $23.59 Range $22.03 - $25.57

Q2 2017

Shares 417,896 Value ($000) $12,558 Avg Close $22.77 Range $20.81 - $24.32

Q1 2017

Shares 553,096 Value ($000) $14,934 Avg Close $20.97 Range $18.97 - $22.43

Q4 2016

Shares 577,496 Value ($000) $14,016 Avg Close $18.64 Range $17.38 - $19.93

Q3 2016

Shares 592,696 Value ($000) $14,017 Avg Close $17.37 Range $15.37 - $18.61

Q2 2016

Shares 613,316 Value ($000) $12,561 Avg Close $15.51 Range $14.06 - $16.55

Q1 2016

Shares 657,916 Value ($000) $13,744 Avg Close $14.25 Range $12.36 - $16.26

Q4 2015

Shares 664,386 Value ($000) $12,145 Avg Close $13.86 Range $12.46 - $14.78

Q3 2015

Shares 674,286 Value ($000) $11,544 Avg Close $13.63 Range $11.66 - $15.13

Q2 2015

Shares 695,966 Value ($000) $13,731 Avg Close $16.12 Range $14.79 - $17.27

Q1 2015

Shares 713,766 Value ($000) $16,188 Avg Close $17.82 Range $16.37 - $18.82

Q4 2014

Shares 797,286 Value ($000) $18,282 Avg Close $15.20 Range $12.68 - $17.59

Q3 2014

Shares 975,268 Value ($000) $18,862 Avg Close $15.47 Range $14.31 - $16.57

Q2 2014

Shares 1,137,068 Value ($000) $24,959 Avg Close $15.67 Range $14.87 - $16.45

Q1 2014

Shares 1,317,151 Value ($000) $27,423 Avg Close $13.82 Range $12.14 - $15.48

Q4 2013

Shares 1,375,051 Value ($000) $24,503 Avg Close $12.05 Range $10.08 - $13.18

Q3 2013

Shares 1,302,551 Value ($000) $19,004 Avg Close $10.75 Range $10.09 - $11.23

Q2 2013

Shares 1,306,251 Value ($000) $18,588 Avg Close $10.49 Range $9.09 - $11.82

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	192,594	$16,864	$85.98	$77.39 - $96.64
Q3 2025	202,217	$16,588	$64.97	$50.94 - $81.93
Q2 2025	221,155	$11,631	$46.30	$36.82 - $52.47
Q1 2025	227,245	$10,403	$48.55	$43.53 - $54.30
Q4 2024	256,710	$12,199	$46.35	$42.94 - $49.78
Q3 2024	266,146	$12,016	$40.86	$36.03 - $44.95
Q2 2024	281,320	$10,929	$33.68	$29.54 - $39.21
Q1 2024	303,765	$10,012	$30.45	$28.32 - $32.29
Q4 2023	309,165	$9,414	$27.12	$23.85 - $29.36
Q3 2023	307,565	$9,372	$30.70	$28.22 - $33.67
Q2 2023	315,828	$11,067	$30.60	$28.39 - $33.72
Q1 2023	306,528	$10,814	$32.11	$29.39 - $34.14
Q4 2022	300,195	$9,588	$29.73	$26.59 - $31.97
Q3 2022	339,421	$9,850	$30.75	$26.45 - $34.17
Q2 2022	343,121	$10,812	$31.05	$28.04 - $33.53
Q1 2022	348,021	$12,845	$34.93	$30.29 - $38.80
Q4 2021	361,978	$13,476	$33.34	$31.26 - $35.25
Q3 2021	345,761	$12,617	$35.29	$32.36 - $37.53
Q2 2021	243,681	$9,967	$38.31	$33.97 - $41.06
Q1 2021	202,292	$8,802	$33.60	$30.34 - $38.69
Q4 2020	209,131	$7,529	$30.87	$27.10 - $33.50
Q3 2020	229,786	$7,447	$26.66	$22.06 - $29.33
Q2 2020	235,817	$6,108	$19.40	$15.19 - $24.47
Q1 2020	243,481	$5,001	$22.10	$14.86 - $25.72
Q4 2019	257,426	$7,494	$24.43	$22.45 - $26.10
Q3 2019	268,743	$7,665	$24.98	$22.31 - $28.54
Q2 2019	279,885	$9,301	$26.62	$23.82 - $29.24
Q1 2019	285,385	$9,446	$27.05	$23.03 - $29.16
Q4 2018	292,795	$8,845	$26.17	$22.76 - $29.38
Q3 2018	300,959	$10,624	$26.48	$22.14 - $29.90
Q2 2018	324,861	$8,937	$22.38	$21.10 - $23.67
Q1 2018	333,116	$9,287	$24.81	$21.97 - $28.19
Q4 2017	354,496	$11,340	$25.23	$23.59 - $26.36
Q3 2017	405,996	$12,147	$23.59	$22.03 - $25.57
Q2 2017	417,896	$12,558	$22.77	$20.81 - $24.32
Q1 2017	553,096	$14,934	$20.97	$18.97 - $22.43
Q4 2016	577,496	$14,016	$18.64	$17.38 - $19.93
Q3 2016	592,696	$14,017	$17.37	$15.37 - $18.61
Q2 2016	613,316	$12,561	$15.51	$14.06 - $16.55
Q1 2016	657,916	$13,744	$14.25	$12.36 - $16.26
Q4 2015	664,386	$12,145	$13.86	$12.46 - $14.78
Q3 2015	674,286	$11,544	$13.63	$11.66 - $15.13
Q2 2015	695,966	$13,731	$16.12	$14.79 - $17.27
Q1 2015	713,766	$16,188	$17.82	$16.37 - $18.82
Q4 2014	797,286	$18,282	$15.20	$12.68 - $17.59
Q3 2014	975,268	$18,862	$15.47	$14.31 - $16.57
Q2 2014	1,137,068	$24,959	$15.67	$14.87 - $16.45
Q1 2014	1,317,151	$27,423	$13.82	$12.14 - $15.48
Q4 2013	1,375,051	$24,503	$12.05	$10.08 - $13.18
Q3 2013	1,302,551	$19,004	$10.75	$10.09 - $11.23
Q2 2013	1,306,251	$18,588	$10.49	$9.09 - $11.82