Form 4 Tracker
CORNING INC /NY
GLW

104 insider filings · Latest: Sep 30, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
May 8, 2026May 8 8:00 PMStefan BeckerSVP, Finance & Corp Controller
Sale
21,000$188.08$3.9M7,263(D)

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May 8, 2026May 8 7:34 PMMichelle Gullo
Proposed Sale
5,315$189.03$1.0M—

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May 8, 2026May 8 4:10 PMLewis Steverson
Proposed Sale
27,750$196.06$5.4M—

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May 8, 2026May 8 2:41 PMStefan Becker
Proposed Sale
21,000$188.08$3.9M—

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May 7, 2026May 7 8:08 PMEdward A SchlesingerExec. Vice President and CFO
Sale
22,562$186.08$4.2M65,264(D)

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May 7, 2026May 7 3:24 PMEdward Schlesinger
Proposed Sale
22,562$186.08$4.2M—

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May 6, 2026May 6 8:03 PMJohn Zhang
Proposed Sale
15,000$184.73$2.8M—

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May 6, 2026May 6 8:01 PMJohn Z ZhangExec. Vice President & CCDO
Sale
15,000$184.67$2.8M15,138(D)

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Feb 26, 2026Feb 27 9:00 PMWendell P WeeksDirector, Chairman, CEO and President
Sale
137,514$155.37$21.4M750,585(D)

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Feb 26, 2026Feb 26 5:56 PMWendell Weeks
Proposed Sale
137,514$155.32$21.4M—

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Feb 13, 2026Feb 13 9:00 PMMichelle L GulloSenior Vice President & CHRO
Sale
587$131.11$77.0K36,000(D)

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Feb 12, 2026Feb 13 9:00 PMMichelle L GulloSenior Vice President & CHRO
Sale
44$135.83$6.0K0(I)

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Feb 13, 2026Feb 13 8:01 PMMichelle Gullo
Proposed Sale
587$131.10$77.0K—

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Feb 13, 2026Feb 13 7:58 PMMichelle Gullo
Proposed Sale
587$131.10$77.0K—

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Feb 12, 2026Feb 12 10:02 PMJohn Z ZhangExec. Vice President & CCDO
Sale
1,531$133.75$204.8K0(D)

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Feb 11, 2026Feb 12 9:25 PMAvery H Nelson IIIExecutive Vice President & COO
Sale
1,583$128.74$203.8K59,788(D)

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Feb 12, 2026Feb 12 4:24 PMTrevor Gullo
Proposed Sale
44$135.71$6.0K—

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Feb 12, 2026Feb 12 3:18 PMJohn Zhang
Proposed Sale
1,531$133.73$204.7K—

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Feb 10, 2026Feb 11 9:25 PMLewis A SteversonVice Chairman, EVP and CLAO
Sale
15,366$130.22$2.0M3,461(D)

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Feb 9, 2026Feb 11 9:14 PMAvery H Nelson IIIExecutive Vice President & COO
Sale
6,262$129.79$812.7K61,371(D)

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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Apr 15, 2026Apr 16 4:17 PMJordana Daryl KammerudSVP
Option Exercise
18,515—0(D)

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Apr 15, 2026Apr 16 4:06 PMMichelle L GulloSenior Vice President & CHRO
Option Exercise
13,149—0(D)

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Apr 15, 2026Apr 16 3:37 PMStefan BeckerSVP, Finance & Corp Controller
Option Exercise
44,780—0(D)

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Apr 15, 2026Apr 16 3:20 PMJaymin AminSVP and Chief Tech. Officer
Option Exercise
50,914—0(D)

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Apr 1, 2026Apr 2 8:04 PMWendell P WeeksDirector, Chairman, CEO and President
Grant/Award
30,868—30,868(D)

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Apr 1, 2026Apr 2 7:01 PMJohn Z ZhangExec. Vice President & CCDO
Grant/Award
9,692—9,692(D)

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Apr 1, 2026Apr 2 6:53 PMRonald L VerkleerenSVP Emerging Innovations Group
Grant/Award
4,056—4,056(D)

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Apr 1, 2026Apr 2 5:39 PMMichaune D TillmanSVP and General Counsel
Grant/Award
3,477—3,477(D)

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Apr 1, 2026Apr 2 5:32 PMSoumya SeetharamSenior Vice President & CDIO
Grant/Award
4,056—4,056(D)

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Apr 1, 2026Apr 2 4:04 PMEdward A SchlesingerExec. Vice President and CFO
Grant/Award
10,114—10,114(D)

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Apr 1, 2026Apr 2 3:58 PMMichael Paul O'DaySVP and GM, Optical Comm.
Grant/Award
6,532—6,532(D)

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Apr 1, 2026Apr 2 2:39 PMAvery H Nelson IIIExecutive Vice President & COO
Grant/Award
9,692—9,692(D)

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Apr 1, 2026Apr 2 2:31 PMMichelle L GulloSenior Vice President & CHRO
Grant/Award
2,845—2,845(D)

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Apr 1, 2026Apr 2 1:38 PMLewis A SteversonVice Chairman, EVP and CLAO
Grant/Award
10,114—10,114(D)

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Apr 1, 2026Apr 2 1:17 PMStefan BeckerSVP, Finance & Corp Controller
Grant/Award
4,846—4,846(D)

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Apr 1, 2026Apr 2 1:05 PMJaymin AminSVP and Chief Tech. Officer
Grant/Award
5,689—5,689(D)

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Mar 31, 2026Apr 1 8:11 PMKevin J MartinDirector
Grant/Award
257—20,097(D)

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Mar 31, 2026Apr 1 8:08 PMRoger W. Ferguson Jr.Director
Grant/Award
303—16,561(D)

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Mar 31, 2026Apr 1 8:04 PMRobert F Cummings JRDirector
Grant/Award
303—130,601(D)

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Mar 31, 2026Apr 1 8:01 PMStephanie BurnsDirector
Grant/Award
303—26,608(D)

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