Corning Incorporated GLW NYSE

NYSE • Technology • Hardware, Equipment & Parts • US • USD

SharesGrow Score

59/100

3/7 Pass

SharesGrow Intrinsic Value

Corning Incorporated (GLW) has 20 known insider and institutional holders on record. The largest holder is McRae Lawrence D with 205,258 shares. Other notable holders include CUMMINGS ROBERT F JR and WRIGHTON MARK S.

Over the last 12 months, insiders have made 152 transactions in GLW stock — 44 buys (valued at RSU Award) and 32 sells (valued at $45.26M). Insider buying has outpaced selling during this period, which may signal confidence in the company's prospects.

GLW Insider Ownership

Top Holder

McRae Lawrence D

205,258 shares

Buys (12 mo)

$0.00 value

Sells (12 mo)

$45.26M value

12-Month Transaction Activity

Buy 29%

Sell 21%

Top Insider Holders

#	Name	Role	Shares Owned	Last Filed	Relative Size
1	Mcrae Lawrence D	Vice Chairman & Corp. Dev. Off	205,258	2023-11-21	100%
2	Cummings Robert F Jr	Director	130,601	2026-04-01	64%
3	Wrighton Mark S	Other: Retired Director	61,621	2025-09-08	30%
4	Huttenlocher Daniel P	Director	52,853	2026-02-12	26%
5	Rieman Deborah	Director	48,035	2025-02-14	23%
6	Landgraf Kurt M	Director	46,528	2024-02-08	23%
7	Brun Leslie A	Director	44,218	2026-02-12	22%
8	Clark Richard T	Director	41,810	2024-02-08	20%
9	Henretta Deborah A	Director	39,774	2025-07-02	19%
10	Tookes Hansel E Ii	Other: Retired Director	39,450	2025-02-10	19%
11	Weeks Wendell P	Chairman, CEO and President	30,868	2026-04-02	15%
12	Craig Pamela J.	Director	26,703	2026-02-12	13%
13	Burns Stephanie	Director	26,608	2026-04-01	13%
14	Martin Kevin J	Director	20,097	2026-04-01	10%
15	French Thomas D	Director	17,047	2026-02-12	8%
16	Ferguson Roger W. Jr.	Director	16,561	2026-04-01	8%
17	Steverson Lewis A	Vice Chairman, EVP and Clao	10,114	2026-04-02	5%
18	Schlesinger Edward A	Exec. Vice President and CFO	10,114	2026-04-02	5%
19	Zhang John Z	Exec. Vice President & Ccdo	9,692	2026-04-02	5%
20	Nelson Avery H Iii	Executive Vice President & COO	9,692	2026-04-02	5%

Recent Transactions (last 12 months)

Date	Name	Role	Type	Shares	Price	Value
2026-04-01	Gullo Michelle L	Senior Vice President & Chro	RSU Award	2,845	-	-
2026-04-01	O'day Michael Paul	SVP and GM, Optical Comm.	RSU Award	6,532	-	-
2026-04-01	Tillman Michaune D	SVP and General Counsel	RSU Award	3,477	-	-
2026-04-01	Seetharam Soumya	Senior Vice President & Cdio	RSU Award	4,056	-	-
2026-04-01	Amin Jaymin	SVP and Chief Tech. Officer	RSU Award	5,689	-	-
2026-04-01	Becker Stefan	SVP, Finance & Corp Controller	RSU Award	4,846	-	-
2026-04-01	Zhang John Z	Exec. Vice President & Ccdo	RSU Award	9,692	-	-
2026-04-01	Verkleeren Ronald L	SVP Emerging Innovations Group	RSU Award	4,056	-	-
2026-04-01	Nelson Avery H Iii	Executive Vice President & COO	RSU Award	9,692	-	-
2026-04-01	Schlesinger Edward A	Exec. Vice President and CFO	RSU Award	10,114	-	-
2026-04-01	Steverson Lewis A	Vice Chairman, EVP and Clao	RSU Award	10,114	-	-
2026-04-01	Weeks Wendell P	Chairman, CEO and President	RSU Award	30,868	-	-
2026-03-31	Martin Kevin J	Director	RSU Award	257	-	-
2026-03-31	Ferguson Roger W. Jr.	Director	RSU Award	303	-	-
2026-03-31	Burns Stephanie	Director	RSU Award	303	-	-
2026-03-31	Cummings Robert F Jr	Director	RSU Award	303	-	-
2026-02-26	Weeks Wendell P	Chairman, CEO and President	Option Exercise (Sell)	137,514	$27.00	$3.71M
2026-02-13	Gullo Michelle L	Senior Vice President & Chro	Informative Sell	587	$131.11	$76.96K
2026-02-12	Gullo Michelle L	Senior Vice President & Chro	Informative Sell	44	$135.83	$5.98K
2026-02-11	Badani Ami	Director	RSU Award	1,806	-	-
2026-02-11	French Thomas D	Director	RSU Award	1,806	-	-
2026-02-12	Zhang John Z	Exec. Vice President & Ccdo	Informative Sell	1,531	$133.75	$204.77K
2026-02-11	Nelson Avery H Iii	Executive Vice President & COO	Informative Sell	1,583	$128.74	$203.8K
2026-02-11	Huttenlocher Daniel P	Director	RSU Award	1,806	-	-
2026-02-11	Martin Kevin J	Director	RSU Award	1,806	-	-