CORNING INC

Ticker: GLW CUSIP: 219350105 Class: COM

Zurcher Kantonalbank (Zurich Cantonalbank)'s Holding History (CIK: 0001368163)

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

Q4 2025

Shares 193,863 Value ($000) $16,975 Avg Close $85.98 Range $77.39 - $96.64

Q3 2025

Shares 193,476 Value ($000) $15,871 Avg Close $64.97 Range $50.94 - $81.93

Q2 2025

Shares 372,061 Value ($000) $19,567 Avg Close $46.30 Range $36.82 - $52.47

Q1 2025

Shares 166,717 Value ($000) $7,632 Avg Close $48.55 Range $43.53 - $54.30

Q4 2024

Shares 162,145 Value ($000) $7,705 Avg Close $46.35 Range $42.94 - $49.78

Q3 2024

Shares 150,942 Value ($000) $6,815 Avg Close $40.86 Range $36.03 - $44.95

Q2 2024

Shares 164,814 Value ($000) $6,403 Avg Close $33.68 Range $29.54 - $39.21

Q1 2024

Shares 127,909 Value ($000) $4,216 Avg Close $30.45 Range $28.32 - $32.29

Q4 2023

Shares 138,081 Value ($000) $4,205 Avg Close $27.12 Range $23.85 - $29.36

Q3 2023

Shares 133,739 Value ($000) $4,075 Avg Close $30.70 Range $28.22 - $33.67

Q2 2023

Shares 130,076 Value ($000) $4,558 Avg Close $30.60 Range $28.39 - $33.72

Q1 2023

Shares 130,807 Value ($000) $4,615 Avg Close $32.11 Range $29.39 - $34.14

Q4 2022

Shares 114,739 Value ($000) $3,665 Avg Close $29.73 Range $26.59 - $31.97

Q3 2022

Shares 138,197 Value ($000) $4,010 Avg Close $30.75 Range $26.45 - $34.17

Q2 2022

Shares 122,896 Value ($000) $3,872 Avg Close $31.05 Range $28.04 - $33.53

Q1 2022

Shares 115,097 Value ($000) $4,248 Avg Close $34.93 Range $30.29 - $38.80

Q4 2021

Shares 114,963 Value ($000) $4,280 Avg Close $33.34 Range $31.26 - $35.25

Q3 2021

Shares 125,369 Value ($000) $4,575 Avg Close $35.29 Range $32.36 - $37.53

Q2 2021

Shares 129,836 Value ($000) $5,310 Avg Close $38.31 Range $33.97 - $41.06

Q1 2021

Shares 172,430 Value ($000) $7,502 Avg Close $33.60 Range $30.34 - $38.69

Q4 2020

Shares 208,143 Value ($000) $7,493 Avg Close $30.87 Range $27.10 - $33.50

Q3 2020

Shares 187,891 Value ($000) $6,090 Avg Close $26.66 Range $22.06 - $29.33

Q2 2020

Shares 148,680 Value ($000) $3,851 Avg Close $19.40 Range $15.19 - $24.47

Q1 2020

Shares 184,358 Value ($000) $3,787 Avg Close $22.10 Range $14.86 - $25.72

Q4 2019

Shares 181,058 Value ($000) $5,271 Avg Close $24.43 Range $22.45 - $26.10

Q3 2019

Shares 183,640 Value ($000) $5,237 Avg Close $24.98 Range $22.31 - $28.54

Q2 2019

Shares 558,892 Value ($000) $18,572 Avg Close $26.62 Range $23.82 - $29.24

Q1 2019

Shares 582,023 Value ($000) $19,265 Avg Close $27.05 Range $23.03 - $29.16

Q4 2018

Shares 571,544 Value ($000) $17,266 Avg Close $26.17 Range $22.76 - $29.38

Q3 2018

Shares 532,943 Value ($000) $18,813 Avg Close $26.48 Range $22.14 - $29.90

Q2 2018

Shares 147,674 Value ($000) $4,063 Avg Close $22.38 Range $21.10 - $23.67

Q1 2018

Shares 157,461 Value ($000) $4,390 Avg Close $24.81 Range $21.97 - $28.19

Q4 2017

Shares 157,564 Value ($000) $5,040 Avg Close $25.23 Range $23.59 - $26.36

Q3 2017

Shares 442,186 Value ($000) $13,230 Avg Close $23.59 Range $22.03 - $25.57

Q2 2017

Shares 404,279 Value ($000) $12,149 Avg Close $22.77 Range $20.81 - $24.32

Q1 2017

Shares 428,511 Value ($000) $11,570 Avg Close $20.97 Range $18.97 - $22.43

Q4 2016

Shares 431,624 Value ($000) $10,476 Avg Close $18.64 Range $17.38 - $19.93

Q3 2016

Shares 451,870 Value ($000) $10,687 Avg Close $17.37 Range $15.37 - $18.61

Q2 2016

Shares 176,900 Value ($000) $3,623 Avg Close $15.51 Range $14.06 - $16.55

Q1 2016

Shares 177,437 Value ($000) $3,707 Avg Close $14.25 Range $12.36 - $16.26

Q4 2015

Shares 375,324 Value ($000) $6,861 Avg Close $13.86 Range $12.46 - $14.78

Q3 2015

Shares 247,845 Value ($000) $4,243 Avg Close $13.63 Range $11.66 - $15.13

Q2 2015

Shares 232,768 Value ($000) $4,592 Avg Close $16.12 Range $14.79 - $17.27

Q1 2015

Shares 221,402 Value ($000) $5,022 Avg Close $17.82 Range $16.37 - $18.82

Q4 2014

Shares 196,098 Value ($000) $4,497 Avg Close $15.20 Range $12.68 - $17.59

Q3 2014

Shares 218,980 Value ($000) $4,235 Avg Close $15.47 Range $14.31 - $16.57

Q2 2014

Shares 220,381 Value ($000) $4,837 Avg Close $15.67 Range $14.87 - $16.45

Q1 2014

Shares 167,527 Value ($000) $3,488 Avg Close $13.82 Range $12.14 - $15.48

Q4 2013

Shares 152,845 Value ($000) $2,724 Avg Close $12.05 Range $10.08 - $13.18

Q3 2013

Shares 110,958 Value ($000) $1,619 Avg Close $10.75 Range $10.09 - $11.23

Q2 2013

Shares 120,853 Value ($000) $1,720 Avg Close $10.49 Range $9.09 - $11.82

Q1 2013

Shares 65,819 Value ($000) $877 Avg Close $8.99 Range $8.39 - $9.60

Q4 2012

Shares 53,004 Value ($000) $669 Avg Close — Range —

Q3 2012

Shares 49,529 Value ($000) $651 Avg Close — Range —

Q2 2012

Shares 46,452 Value ($000) $601 Avg Close — Range —

Q1 2012

Shares 84,738 Value ($000) $1,193 Avg Close — Range —

Q4 2011

Shares 31,622 Value ($000) $410 Avg Close — Range —

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	193,863	$16,975	$85.98	$77.39 - $96.64
Q3 2025	193,476	$15,871	$64.97	$50.94 - $81.93
Q2 2025	372,061	$19,567	$46.30	$36.82 - $52.47
Q1 2025	166,717	$7,632	$48.55	$43.53 - $54.30
Q4 2024	162,145	$7,705	$46.35	$42.94 - $49.78
Q3 2024	150,942	$6,815	$40.86	$36.03 - $44.95
Q2 2024	164,814	$6,403	$33.68	$29.54 - $39.21
Q1 2024	127,909	$4,216	$30.45	$28.32 - $32.29
Q4 2023	138,081	$4,205	$27.12	$23.85 - $29.36
Q3 2023	133,739	$4,075	$30.70	$28.22 - $33.67
Q2 2023	130,076	$4,558	$30.60	$28.39 - $33.72
Q1 2023	130,807	$4,615	$32.11	$29.39 - $34.14
Q4 2022	114,739	$3,665	$29.73	$26.59 - $31.97
Q3 2022	138,197	$4,010	$30.75	$26.45 - $34.17
Q2 2022	122,896	$3,872	$31.05	$28.04 - $33.53
Q1 2022	115,097	$4,248	$34.93	$30.29 - $38.80
Q4 2021	114,963	$4,280	$33.34	$31.26 - $35.25
Q3 2021	125,369	$4,575	$35.29	$32.36 - $37.53
Q2 2021	129,836	$5,310	$38.31	$33.97 - $41.06
Q1 2021	172,430	$7,502	$33.60	$30.34 - $38.69
Q4 2020	208,143	$7,493	$30.87	$27.10 - $33.50
Q3 2020	187,891	$6,090	$26.66	$22.06 - $29.33
Q2 2020	148,680	$3,851	$19.40	$15.19 - $24.47
Q1 2020	184,358	$3,787	$22.10	$14.86 - $25.72
Q4 2019	181,058	$5,271	$24.43	$22.45 - $26.10
Q3 2019	183,640	$5,237	$24.98	$22.31 - $28.54
Q2 2019	558,892	$18,572	$26.62	$23.82 - $29.24
Q1 2019	582,023	$19,265	$27.05	$23.03 - $29.16
Q4 2018	571,544	$17,266	$26.17	$22.76 - $29.38
Q3 2018	532,943	$18,813	$26.48	$22.14 - $29.90
Q2 2018	147,674	$4,063	$22.38	$21.10 - $23.67
Q1 2018	157,461	$4,390	$24.81	$21.97 - $28.19
Q4 2017	157,564	$5,040	$25.23	$23.59 - $26.36
Q3 2017	442,186	$13,230	$23.59	$22.03 - $25.57
Q2 2017	404,279	$12,149	$22.77	$20.81 - $24.32
Q1 2017	428,511	$11,570	$20.97	$18.97 - $22.43
Q4 2016	431,624	$10,476	$18.64	$17.38 - $19.93
Q3 2016	451,870	$10,687	$17.37	$15.37 - $18.61
Q2 2016	176,900	$3,623	$15.51	$14.06 - $16.55
Q1 2016	177,437	$3,707	$14.25	$12.36 - $16.26
Q4 2015	375,324	$6,861	$13.86	$12.46 - $14.78
Q3 2015	247,845	$4,243	$13.63	$11.66 - $15.13
Q2 2015	232,768	$4,592	$16.12	$14.79 - $17.27
Q1 2015	221,402	$5,022	$17.82	$16.37 - $18.82
Q4 2014	196,098	$4,497	$15.20	$12.68 - $17.59
Q3 2014	218,980	$4,235	$15.47	$14.31 - $16.57
Q2 2014	220,381	$4,837	$15.67	$14.87 - $16.45
Q1 2014	167,527	$3,488	$13.82	$12.14 - $15.48
Q4 2013	152,845	$2,724	$12.05	$10.08 - $13.18
Q3 2013	110,958	$1,619	$10.75	$10.09 - $11.23
Q2 2013	120,853	$1,720	$10.49	$9.09 - $11.82
Q1 2013	65,819	$877	$8.99	$8.39 - $9.60
Q4 2012	53,004	$669	—	—
Q3 2012	49,529	$651	—	—
Q2 2012	46,452	$601	—	—
Q1 2012	84,738	$1,193	—	—
Q4 2011	31,622	$410	—	—