CORNING INC

Ticker: GLW CUSIP: 219350105 Class: COM

AMG National Trust Bank's Holding History (CIK: 0001388829)

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

Q4 2025

Shares 37,804 Value ($000) $3,310 Avg Close $85.98 Range $77.39 - $96.64

Q3 2025

Shares 37,924 Value ($000) $3,111 Avg Close $64.97 Range $50.94 - $81.93

Q2 2025

Shares 56,119 Value ($000) $2,951 Avg Close $46.30 Range $36.82 - $52.47

Q1 2025

Shares 56,241 Value ($000) $2,575 Avg Close $48.55 Range $43.53 - $54.30

Q4 2024

Shares 65,416 Value ($000) $3,097 Avg Close $46.35 Range $42.94 - $49.78

Q3 2024

Shares 68,490 Value ($000) $3,092 Avg Close $40.86 Range $36.03 - $44.95

Q2 2024

Shares 102,169 Value ($000) $3,969 Avg Close $33.68 Range $29.54 - $39.21

Q1 2024

Shares 99,589 Value ($000) $3,282 Avg Close $30.45 Range $28.32 - $32.29

Q4 2023

Shares 66,742 Value ($000) $2,032 Avg Close $27.12 Range $23.85 - $29.36

Q3 2023

Shares 66,929 Value ($000) $2,039 Avg Close $30.70 Range $28.22 - $33.67

Q2 2023

Shares 67,225 Value ($000) $2,356 Avg Close $30.60 Range $28.39 - $33.72

Q1 2023

Shares 67,497 Value ($000) $2,381 Avg Close $32.11 Range $29.39 - $34.14

Q4 2022

Shares 65,727 Value ($000) $2,099 Avg Close $29.73 Range $26.59 - $31.97

Q3 2022

Shares 66,700 Value ($000) $1,935 Avg Close $30.75 Range $26.45 - $34.17

Q2 2022

Shares 62,101 Value ($000) $1,957 Avg Close $31.05 Range $28.04 - $33.53

Q1 2022

Shares 62,101 Value ($000) $2,292 Avg Close $34.93 Range $30.29 - $38.80

Q4 2021

Shares 62,101 Value ($000) $2,312 Avg Close $33.34 Range $31.26 - $35.25

Q3 2021

Shares 61,101 Value ($000) $2,230 Avg Close $35.29 Range $32.36 - $37.53

Q2 2021

Shares 61,100 Value ($000) $2,499 Avg Close $38.31 Range $33.97 - $41.06

Q1 2021

Shares 66,150 Value ($000) $2,878 Avg Close $33.60 Range $30.34 - $38.69

Q4 2020

Shares 61,217 Value ($000) $2,204 Avg Close $30.87 Range $27.10 - $33.50

Q3 2020

Shares 61,217 Value ($000) $1,984 Avg Close $26.66 Range $22.06 - $29.33

Q2 2020

Shares 61,217 Value ($000) $1,586 Avg Close $19.40 Range $15.19 - $24.47

Q1 2020

Shares 61,217 Value ($000) $1,257 Avg Close $22.10 Range $14.86 - $25.72

Q4 2019

Shares 61,100 Value ($000) $1,779 Avg Close $24.43 Range $22.45 - $26.10

Q3 2019

Shares 61,100 Value ($000) $1,743 Avg Close $24.98 Range $22.31 - $28.54

Q2 2019

Shares 61,100 Value ($000) $2,030 Avg Close $26.62 Range $23.82 - $29.24

Q1 2019

Shares 61,225 Value ($000) $2,027 Avg Close $27.05 Range $23.03 - $29.16

Q4 2018

Shares 61,100 Value ($000) $1,846 Avg Close $26.17 Range $22.76 - $29.38

Q3 2018

Shares 61,100 Value ($000) $2,157 Avg Close $26.48 Range $22.14 - $29.90

Q2 2018

Shares 61,100 Value ($000) $1,681 Avg Close $22.38 Range $21.10 - $23.67

Q1 2018

Shares 61,100 Value ($000) $1,703 Avg Close $24.81 Range $21.97 - $28.19

Q4 2017

Shares 61,100 Value ($000) $1,955 Avg Close $25.23 Range $23.59 - $26.36

Q3 2017

Shares 61,100 Value ($000) $1,828 Avg Close $23.59 Range $22.03 - $25.57

Q2 2017

Shares 61,100 Value ($000) $1,836 Avg Close $22.77 Range $20.81 - $24.32

Q1 2017

Shares 61,100 Value ($000) $1,650 Avg Close $20.97 Range $18.97 - $22.43

Q4 2016

Shares 61,100 Value ($000) $1,483 Avg Close $18.64 Range $17.38 - $19.93

Q3 2016

Shares 61,100 Value ($000) $1,445 Avg Close $17.37 Range $15.37 - $18.61

Q2 2016

Shares 61,100 Value ($000) $1,251 Avg Close $15.51 Range $14.06 - $16.55

Q1 2016

Shares 61,100 Value ($000) $1,276 Avg Close $14.25 Range $12.36 - $16.26

Q4 2015

Shares 61,100 Value ($000) $1,117 Avg Close $13.86 Range $12.46 - $14.78

Q3 2015

Shares 61,100 Value ($000) $1,046 Avg Close $13.63 Range $11.66 - $15.13

Q2 2015

Shares 61,100 Value ($000) $1,206 Avg Close $16.12 Range $14.79 - $17.27

Q1 2015

Shares 61,100 Value ($000) $1,386 Avg Close $17.82 Range $16.37 - $18.82

Q4 2014

Shares 61,100 Value ($000) $1,401 Avg Close $15.20 Range $12.68 - $17.59

Q3 2014

Shares 61,100 Value ($000) $1,182 Avg Close $15.47 Range $14.31 - $16.57

Q2 2014

Shares 61,100 Value ($000) $1,341 Avg Close $15.67 Range $14.87 - $16.45

Q1 2014

Shares 61,100 Value ($000) $1,272 Avg Close $13.82 Range $12.14 - $15.48

Q4 2013

Shares 61,100 Value ($000) $1,089 Avg Close $12.05 Range $10.08 - $13.18

Q3 2013

Shares 61,100 Value ($000) $891 Avg Close $10.75 Range $10.09 - $11.23

Q2 2013

Shares 61,100 Value ($000) $869 Avg Close $10.49 Range $9.09 - $11.82

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	37,804	$3,310	$85.98	$77.39 - $96.64
Q3 2025	37,924	$3,111	$64.97	$50.94 - $81.93
Q2 2025	56,119	$2,951	$46.30	$36.82 - $52.47
Q1 2025	56,241	$2,575	$48.55	$43.53 - $54.30
Q4 2024	65,416	$3,097	$46.35	$42.94 - $49.78
Q3 2024	68,490	$3,092	$40.86	$36.03 - $44.95
Q2 2024	102,169	$3,969	$33.68	$29.54 - $39.21
Q1 2024	99,589	$3,282	$30.45	$28.32 - $32.29
Q4 2023	66,742	$2,032	$27.12	$23.85 - $29.36
Q3 2023	66,929	$2,039	$30.70	$28.22 - $33.67
Q2 2023	67,225	$2,356	$30.60	$28.39 - $33.72
Q1 2023	67,497	$2,381	$32.11	$29.39 - $34.14
Q4 2022	65,727	$2,099	$29.73	$26.59 - $31.97
Q3 2022	66,700	$1,935	$30.75	$26.45 - $34.17
Q2 2022	62,101	$1,957	$31.05	$28.04 - $33.53
Q1 2022	62,101	$2,292	$34.93	$30.29 - $38.80
Q4 2021	62,101	$2,312	$33.34	$31.26 - $35.25
Q3 2021	61,101	$2,230	$35.29	$32.36 - $37.53
Q2 2021	61,100	$2,499	$38.31	$33.97 - $41.06
Q1 2021	66,150	$2,878	$33.60	$30.34 - $38.69
Q4 2020	61,217	$2,204	$30.87	$27.10 - $33.50
Q3 2020	61,217	$1,984	$26.66	$22.06 - $29.33
Q2 2020	61,217	$1,586	$19.40	$15.19 - $24.47
Q1 2020	61,217	$1,257	$22.10	$14.86 - $25.72
Q4 2019	61,100	$1,779	$24.43	$22.45 - $26.10
Q3 2019	61,100	$1,743	$24.98	$22.31 - $28.54
Q2 2019	61,100	$2,030	$26.62	$23.82 - $29.24
Q1 2019	61,225	$2,027	$27.05	$23.03 - $29.16
Q4 2018	61,100	$1,846	$26.17	$22.76 - $29.38
Q3 2018	61,100	$2,157	$26.48	$22.14 - $29.90
Q2 2018	61,100	$1,681	$22.38	$21.10 - $23.67
Q1 2018	61,100	$1,703	$24.81	$21.97 - $28.19
Q4 2017	61,100	$1,955	$25.23	$23.59 - $26.36
Q3 2017	61,100	$1,828	$23.59	$22.03 - $25.57
Q2 2017	61,100	$1,836	$22.77	$20.81 - $24.32
Q1 2017	61,100	$1,650	$20.97	$18.97 - $22.43
Q4 2016	61,100	$1,483	$18.64	$17.38 - $19.93
Q3 2016	61,100	$1,445	$17.37	$15.37 - $18.61
Q2 2016	61,100	$1,251	$15.51	$14.06 - $16.55
Q1 2016	61,100	$1,276	$14.25	$12.36 - $16.26
Q4 2015	61,100	$1,117	$13.86	$12.46 - $14.78
Q3 2015	61,100	$1,046	$13.63	$11.66 - $15.13
Q2 2015	61,100	$1,206	$16.12	$14.79 - $17.27
Q1 2015	61,100	$1,386	$17.82	$16.37 - $18.82
Q4 2014	61,100	$1,401	$15.20	$12.68 - $17.59
Q3 2014	61,100	$1,182	$15.47	$14.31 - $16.57
Q2 2014	61,100	$1,341	$15.67	$14.87 - $16.45
Q1 2014	61,100	$1,272	$13.82	$12.14 - $15.48
Q4 2013	61,100	$1,089	$12.05	$10.08 - $13.18
Q3 2013	61,100	$891	$10.75	$10.09 - $11.23
Q2 2013	61,100	$869	$10.49	$9.09 - $11.82