CORNING INC

Ticker: GLW CUSIP: 219350105 Class: COM

GLENMEDE TRUST CO NA's Holding History (CIK: 0000314949)

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

Q4 2025

Shares 101,455 Value ($000) $8,883 Avg Close $85.98 Range $77.39 - $96.64

Q1 2025

Shares 83,338 Value ($000) $3,815 Avg Close $48.55 Range $43.53 - $54.30

Q4 2024

Shares 39,615 Value ($000) $1,883 Avg Close $46.35 Range $42.94 - $49.78

Q3 2024

Shares 63,475 Value ($000) $2,866 Avg Close $40.86 Range $36.03 - $44.95

Q2 2024

Shares 66,132 Value ($000) $2,569 Avg Close $33.68 Range $29.54 - $39.21

Q1 2024

Shares 73,938 Value ($000) $2,437 Avg Close $30.45 Range $28.32 - $32.29

Q4 2023

Shares 77,672 Value ($000) $2,365 Avg Close $27.12 Range $23.85 - $29.36

Q3 2023

Shares 90,997 Value ($000) $2,773 Avg Close $30.70 Range $28.22 - $33.67

Q2 2023

Shares 92,732 Value ($000) $3,272 Avg Close $30.60 Range $28.39 - $33.72

Q1 2023

Shares 92,732 Value ($000) $3,272 Avg Close $32.11 Range $29.39 - $34.14

Q4 2022

Shares 93,621 Value ($000) $2,990 Avg Close $29.73 Range $26.59 - $31.97

Q3 2022

Shares 104,459 Value ($000) $3,030 Avg Close $30.75 Range $26.45 - $34.17

Q2 2022

Shares 116,670 Value ($000) $3,675 Avg Close $31.05 Range $28.04 - $33.53

Q1 2022

Shares 118,939 Value ($000) $4,389 Avg Close $34.93 Range $30.29 - $38.80

Q4 2021

Shares 171,175 Value ($000) $6,371 Avg Close $33.34 Range $31.26 - $35.25

Q3 2021

Shares 200,701 Value ($000) $7,322 Avg Close $35.29 Range $32.36 - $37.53

Q2 2021

Shares 189,525 Value ($000) $7,750 Avg Close $38.31 Range $33.97 - $41.06

Q1 2021

Shares 230,422 Value ($000) $10,025 Avg Close $33.60 Range $30.34 - $38.69

Q4 2020

Shares 248,538 Value ($000) $8,945 Avg Close $30.87 Range $27.10 - $33.50

Q3 2020

Shares 198,617 Value ($000) $6,436 Avg Close $26.66 Range $22.06 - $29.33

Q2 2020

Shares 336,505 Value ($000) $8,714 Avg Close $19.40 Range $15.19 - $24.47

Q1 2020

Shares 409,461 Value ($000) $11,918 Avg Close $22.10 Range $14.86 - $25.72

Q4 2019

Shares 409,461 Value ($000) $11,918 Avg Close $24.43 Range $22.45 - $26.10

Q3 2019

Shares 466,103 Value ($000) $13,292 Avg Close $24.98 Range $22.31 - $28.54

Q2 2019

Shares 486,165 Value ($000) $16,155 Avg Close $26.62 Range $23.82 - $29.24

Q1 2019

Shares 502,323 Value ($000) $16,625 Avg Close $27.05 Range $23.03 - $29.16

Q4 2018

Shares 504,245 Value ($000) $15,231 Avg Close $26.17 Range $22.76 - $29.38

Q3 2018

Shares 499,813 Value ($000) $17,642 Avg Close $26.48 Range $22.14 - $29.90

Q2 2018

Shares 508,301 Value ($000) $13,983 Avg Close $22.38 Range $21.10 - $23.67

Q1 2018

Shares 570,783 Value ($000) $18,258 Avg Close $24.81 Range $21.97 - $28.19

Q4 2017

Shares 570,783 Value ($000) $18,258 Avg Close $25.23 Range $23.59 - $26.36

Q3 2017

Shares 621,905 Value ($000) $18,605 Avg Close $23.59 Range $22.03 - $25.57

Q2 2017

Shares 636,796 Value ($000) $17,189 Avg Close $22.77 Range $20.81 - $24.32

Q1 2017

Shares 636,796 Value ($000) $17,189 Avg Close $20.97 Range $18.97 - $22.43

Q4 2016

Shares 642,792 Value ($000) $15,599 Avg Close $18.64 Range $17.38 - $19.93

Q3 2016

Shares 638,838 Value ($000) $15,107 Avg Close $17.37 Range $15.37 - $18.61

Q2 2016

Shares 652,022 Value ($000) $13,352 Avg Close $15.51 Range $14.06 - $16.55

Q1 2016

Shares 696,463 Value ($000) $14,548 Avg Close $14.25 Range $12.36 - $16.26

Q4 2015

Shares 496,721 Value ($000) $9,078 Avg Close $13.86 Range $12.46 - $14.78

Q3 2015

Shares 498,957 Value ($000) $8,541 Avg Close $13.63 Range $11.66 - $15.13

Q2 2015

Shares 3,245,414 Value ($000) $64,031 Avg Close $16.12 Range $14.79 - $17.27

Q1 2015

Shares 2,816,477 Value ($000) $63,877 Avg Close $17.82 Range $16.37 - $18.82

Q4 2014

Shares 898,606 Value ($000) $20,603 Avg Close $15.20 Range $12.68 - $17.59

Q3 2014

Shares 1,541,855 Value ($000) $29,818 Avg Close $15.47 Range $14.31 - $16.57

Q2 2014

Shares 1,924,822 Value ($000) $42,249 Avg Close $15.67 Range $14.87 - $16.45

Q1 2014

Shares 1,935,870 Value ($000) $40,304 Avg Close $13.82 Range $12.14 - $15.48

Q4 2013

Shares 1,901,297 Value ($000) $33,879 Avg Close $12.05 Range $10.08 - $13.18

Q3 2013

Shares 1,868,966 Value ($000) $27,266 Avg Close $10.75 Range $10.09 - $11.23

Q2 2013

Shares 1,405,499 Value ($000) $19,999 Avg Close $10.49 Range $9.09 - $11.82

Q1 2013

Shares 26,636 Value ($000) $355 Avg Close $8.99 Range $8.39 - $9.60

Q4 2012

Shares 196 Value ($000) $2 Avg Close — Range —

Q3 2012

Shares 196 Value ($000) $2 Avg Close — Range —

Q4 2011

Shares 138,735 Value ($000) $1,800 Avg Close — Range —

Q3 2011

Shares 140,698 Value ($000) $1,739 Avg Close — Range —

Q2 2011

Shares 80,488 Value ($000) $1,460 Avg Close — Range —

Q4 2010

Shares 43,867 Value ($000) $847 Avg Close — Range —

Q3 2010

Shares 20,798 Value ($000) $380 Avg Close — Range —

Q2 2010

Shares 20,798 Value ($000) $335 Avg Close — Range —

Q1 2010

Shares 20,798 Value ($000) $420 Avg Close — Range —

Q1 2008

Shares 15,440 Value ($000) $371 Avg Close — Range —

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	101,455	$8,883	$85.98	$77.39 - $96.64
Q1 2025	83,338	$3,815	$48.55	$43.53 - $54.30
Q4 2024	39,615	$1,883	$46.35	$42.94 - $49.78
Q3 2024	63,475	$2,866	$40.86	$36.03 - $44.95
Q2 2024	66,132	$2,569	$33.68	$29.54 - $39.21
Q1 2024	73,938	$2,437	$30.45	$28.32 - $32.29
Q4 2023	77,672	$2,365	$27.12	$23.85 - $29.36
Q3 2023	90,997	$2,773	$30.70	$28.22 - $33.67
Q2 2023	92,732	$3,272	$30.60	$28.39 - $33.72
Q1 2023	92,732	$3,272	$32.11	$29.39 - $34.14
Q4 2022	93,621	$2,990	$29.73	$26.59 - $31.97
Q3 2022	104,459	$3,030	$30.75	$26.45 - $34.17
Q2 2022	116,670	$3,675	$31.05	$28.04 - $33.53
Q1 2022	118,939	$4,389	$34.93	$30.29 - $38.80
Q4 2021	171,175	$6,371	$33.34	$31.26 - $35.25
Q3 2021	200,701	$7,322	$35.29	$32.36 - $37.53
Q2 2021	189,525	$7,750	$38.31	$33.97 - $41.06
Q1 2021	230,422	$10,025	$33.60	$30.34 - $38.69
Q4 2020	248,538	$8,945	$30.87	$27.10 - $33.50
Q3 2020	198,617	$6,436	$26.66	$22.06 - $29.33
Q2 2020	336,505	$8,714	$19.40	$15.19 - $24.47
Q1 2020	409,461	$11,918	$22.10	$14.86 - $25.72
Q4 2019	409,461	$11,918	$24.43	$22.45 - $26.10
Q3 2019	466,103	$13,292	$24.98	$22.31 - $28.54
Q2 2019	486,165	$16,155	$26.62	$23.82 - $29.24
Q1 2019	502,323	$16,625	$27.05	$23.03 - $29.16
Q4 2018	504,245	$15,231	$26.17	$22.76 - $29.38
Q3 2018	499,813	$17,642	$26.48	$22.14 - $29.90
Q2 2018	508,301	$13,983	$22.38	$21.10 - $23.67
Q1 2018	570,783	$18,258	$24.81	$21.97 - $28.19
Q4 2017	570,783	$18,258	$25.23	$23.59 - $26.36
Q3 2017	621,905	$18,605	$23.59	$22.03 - $25.57
Q2 2017	636,796	$17,189	$22.77	$20.81 - $24.32
Q1 2017	636,796	$17,189	$20.97	$18.97 - $22.43
Q4 2016	642,792	$15,599	$18.64	$17.38 - $19.93
Q3 2016	638,838	$15,107	$17.37	$15.37 - $18.61
Q2 2016	652,022	$13,352	$15.51	$14.06 - $16.55
Q1 2016	696,463	$14,548	$14.25	$12.36 - $16.26
Q4 2015	496,721	$9,078	$13.86	$12.46 - $14.78
Q3 2015	498,957	$8,541	$13.63	$11.66 - $15.13
Q2 2015	3,245,414	$64,031	$16.12	$14.79 - $17.27
Q1 2015	2,816,477	$63,877	$17.82	$16.37 - $18.82
Q4 2014	898,606	$20,603	$15.20	$12.68 - $17.59
Q3 2014	1,541,855	$29,818	$15.47	$14.31 - $16.57
Q2 2014	1,924,822	$42,249	$15.67	$14.87 - $16.45
Q1 2014	1,935,870	$40,304	$13.82	$12.14 - $15.48
Q4 2013	1,901,297	$33,879	$12.05	$10.08 - $13.18
Q3 2013	1,868,966	$27,266	$10.75	$10.09 - $11.23
Q2 2013	1,405,499	$19,999	$10.49	$9.09 - $11.82
Q1 2013	26,636	$355	$8.99	$8.39 - $9.60
Q4 2012	196	$2	—	—
Q3 2012	196	$2	—	—
Q4 2011	138,735	$1,800	—	—
Q3 2011	140,698	$1,739	—	—
Q2 2011	80,488	$1,460	—	—
Q4 2010	43,867	$847	—	—
Q3 2010	20,798	$380	—	—
Q2 2010	20,798	$335	—	—
Q1 2010	20,798	$420	—	—
Q1 2008	15,440	$371	—	—