CORNING INC

Ticker: GLW CUSIP: 219350105 Class: COM

RNC CAPITAL MANAGEMENT LLC's Holding History (CIK: 0000051762)

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

Q4 2025

Shares 570,068 Value ($000) $49,915 Avg Close $85.98 Range $77.39 - $96.64

Q3 2025

Shares 568,622 Value ($000) $46,644 Avg Close $64.97 Range $50.94 - $81.93

Q2 2025

Shares 772,161 Value ($000) $40,608 Avg Close $46.30 Range $36.82 - $52.47

Q1 2025

Shares 778,824 Value ($000) $35,655 Avg Close $48.55 Range $43.53 - $54.30

Q4 2024

Shares 785,190 Value ($000) $37,312 Avg Close $46.35 Range $42.94 - $49.78

Q3 2024

Shares 1,134,919 Value ($000) $44,092 Avg Close $40.86 Range $36.03 - $44.95

Q2 2024

Shares 1,134,919 Value ($000) $44,092 Avg Close $33.68 Range $29.54 - $39.21

Q1 2024

Shares 1,068,423 Value ($000) $35,215 Avg Close $30.45 Range $28.32 - $32.29

Q4 2023

Shares 1,124,894 Value ($000) $34,253 Avg Close $27.12 Range $23.85 - $29.36

Q3 2023

Shares 976,574 Value ($000) $29,756 Avg Close $30.70 Range $28.22 - $33.67

Q2 2023

Shares 1,028,083 Value ($000) $36 Avg Close $30.60 Range $28.39 - $33.72

Q1 2023

Shares 1,043,285 Value ($000) $37 Avg Close $32.11 Range $29.39 - $34.14

Q4 2022

Shares 1,040,753 Value ($000) $33 Avg Close $29.73 Range $26.59 - $31.97

Q3 2022

Shares 1,047,317 Value ($000) $30,393 Avg Close $30.75 Range $26.45 - $34.17

Q2 2022

Shares 1,057,289 Value ($000) $33,315 Avg Close $31.05 Range $28.04 - $33.53

Q1 2022

Shares 1,031,984 Value ($000) $38,091 Avg Close $34.93 Range $30.29 - $38.80

Q4 2021

Shares 1,042,396 Value ($000) $38,808 Avg Close $33.34 Range $31.26 - $35.25

Q3 2021

Shares 1,110,217 Value ($000) $40,512 Avg Close $35.29 Range $32.36 - $37.53

Q2 2021

Shares 1,100,319 Value ($000) $45,003 Avg Close $38.31 Range $33.97 - $41.06

Q1 2021

Shares 1,078,180 Value ($000) $46,912 Avg Close $33.60 Range $30.34 - $38.69

Q4 2020

Shares 1,078,760 Value ($000) $38,835 Avg Close $30.87 Range $27.10 - $33.50

Q3 2020

Shares 1,085,671 Value ($000) $35,187 Avg Close $26.66 Range $22.06 - $29.33

Q2 2020

Shares 1,161,487 Value ($000) $30,083 Avg Close $19.40 Range $15.19 - $24.47

Q1 2020

Shares 622,240 Value ($000) $12,781 Avg Close $22.10 Range $14.86 - $25.72

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	570,068	$49,915	$85.98	$77.39 - $96.64
Q3 2025	568,622	$46,644	$64.97	$50.94 - $81.93
Q2 2025	772,161	$40,608	$46.30	$36.82 - $52.47
Q1 2025	778,824	$35,655	$48.55	$43.53 - $54.30
Q4 2024	785,190	$37,312	$46.35	$42.94 - $49.78
Q3 2024	1,134,919	$44,092	$40.86	$36.03 - $44.95
Q2 2024	1,134,919	$44,092	$33.68	$29.54 - $39.21
Q1 2024	1,068,423	$35,215	$30.45	$28.32 - $32.29
Q4 2023	1,124,894	$34,253	$27.12	$23.85 - $29.36
Q3 2023	976,574	$29,756	$30.70	$28.22 - $33.67
Q2 2023	1,028,083	$36	$30.60	$28.39 - $33.72
Q1 2023	1,043,285	$37	$32.11	$29.39 - $34.14
Q4 2022	1,040,753	$33	$29.73	$26.59 - $31.97
Q3 2022	1,047,317	$30,393	$30.75	$26.45 - $34.17
Q2 2022	1,057,289	$33,315	$31.05	$28.04 - $33.53
Q1 2022	1,031,984	$38,091	$34.93	$30.29 - $38.80
Q4 2021	1,042,396	$38,808	$33.34	$31.26 - $35.25
Q3 2021	1,110,217	$40,512	$35.29	$32.36 - $37.53
Q2 2021	1,100,319	$45,003	$38.31	$33.97 - $41.06
Q1 2021	1,078,180	$46,912	$33.60	$30.34 - $38.69
Q4 2020	1,078,760	$38,835	$30.87	$27.10 - $33.50
Q3 2020	1,085,671	$35,187	$26.66	$22.06 - $29.33
Q2 2020	1,161,487	$30,083	$19.40	$15.19 - $24.47
Q1 2020	622,240	$12,781	$22.10	$14.86 - $25.72