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CORNING INC /NY
Drawing & Insulating of Nonferrous Wire · NY · CIK 24741
Corning develops category-defining products in glass, ceramics, and optical physics for various industries
🔥 High media attention
$154.23B
Market cap
$255.69
Last close
+15.7%
1D
+21.9%
5D
24.3M
Volume
Price · last 39 sessions+59.8%
May 4L $159.96 · H $255.69Jun 29
100
Total filings
Jun 15, 2026
Last filing
12/31
Fiscal year end
DEFA14ADEFINITIVE ADDITIONAL MATERIALSMar 20, 2026DEFA14ADEFINITIVE ADDITIONAL MATERIALSMar 21, 2025DEFA14ADEFINITIVE ADDITIONAL MATERIALSMar 22, 2024DEFA14AADDITIONAL DEFINITIVE PROXY SOLICITING MATERIALSMar 17, 2023DEFA14ADEFINITIVE ADDITIONAL PROXY SOLICITING MATERIALSMar 18, 2022
Insider Activity
In the 90 days to Feb 26, 2026: 12 sold $40.6M.
| Date | Insider | Action | Shares | Price | Value |
|---|---|---|---|---|---|
| Feb 26, 2026 | Weeks Wendell PChairman, CEO and President | Sell | 137,514 | $155.37 | $21.4M |
| Feb 13, 2026 | Gullo Michelle LSenior Vice President & CHRO | Sell | 587 | $131.11 | $77K |
| Feb 12, 2026 | Zhang John ZExec. Vice President & CCDO | Sell | 1,531 | $133.75 | $205K |
| Feb 12, 2026 | Gullo Michelle LSenior Vice President & CHRO | Sell | 44 | $135.83 | $6K |
| Feb 11, 2026 | Nelson Avery H IiiExecutive Vice President & COO | Sell | 1,583 | $128.74 | $204K |
| Feb 10, 2026 | Steverson Lewis AVice Chairman, EVP and CLAO | Sell | 15,366 | $130.22 | $2.0M |
| Feb 9, 2026 | Kammerud Jordana DarylSVP | Sell | 30,000 | $127.67 | $3.8M |
| Feb 9, 2026 | Musser Eric SOther | Sell | 15,000 | $130.25 | $2.0M |
| Feb 9, 2026 | Nelson Avery H IiiExecutive Vice President & COO | Sell | 6,262 | $129.79 | $813K |
| Feb 4, 2026 | Fang LiSVP, Corning Intl & NBD, Solar | Sell | 9,797 | $113.51 | $1.1M |
| Feb 2, 2026 | Musser Eric SOther | Sell | 25,000 | $110.00 | $2.8M |
| Feb 2, 2026 | O'Day Michael PaulSVP and GM, Optical Comm. | Sell | 5,051 | $110.52 | $558K |
| Jan 29, 2026 | Schlesinger Edward AExec. Vice President and CFO | Sell | 21,104 | $104.55 | $2.2M |
| Jan 29, 2026 | Gullo Michelle LSenior Vice President & CHRO | Sell | 44 | $102.40 | $5K |
| Dec 10, 2025 | Verkleeren Ronald LSVP Emerging Innovations Group | Sell | 21,000 | $94.69 | $2.0M |
| Dec 10, 2025 | Seetharam SoumyaSenior Vice President & CDIO | Sell | 16,547 | $90.78 | $1.5M |
| Oct 31, 2025 | Steverson Lewis AVice Chairman, EVP and CLAO | Sell | 23,142 | $89.05 | $2.1M |
| Oct 31, 2025 | Schlesinger Edward AExec. Vice President and CFO | Sell | 20,893 | $91.25 | $1.9M |
| Oct 29, 2025 | Musser Eric SOther | Sell | 100,000 | $90.17 | $9.0M |
| Oct 29, 2025 | Becker StefanSVP, Finance & Corp Controller | Sell | 12,100 | $91.28 | $1.1M |
Open-market buys & sells (Form 4, transaction codes P/S). Source: SEC structured insider data.
What Changed
Risk factors · Feb 13, 2025 → Feb 12, 202614 added · 6 removed between the two most recent 10-Ks. The risks a company starts — or stops — disclosing are often the story.
Newly disclosed
- Further, the optical communications business faces risks related to fluctuations in telecommunication and hyperscale data center capital spending, which may negatively affect the demand for our products and have a material adverse impact on our financial results.
- Risks associated with the launch of a new business Launching new businesses involves inherent risks, including execution challenges, regulatory compliance, supply chain complexity, and uncertainty in market demand and competitive conditions.
- In connection with our recent entry into the solar industry, we face risks specific to this sector, such as dependence on government manufacturing tax incentives, exposure to policy and regulatory changes, and complexities in sourcing specialized components.
- We may experience difficulties in enforcing our intellectual property rights, which could result in loss of market share and decreased sales and profits, and we may be subject to claims of infringement of the intellectual property rights of others We rely on patent and trade secret laws, copyright, trademark, confidentiality procedures, controls and contractual commitments to protect our intellectual property rights.
- If our investments do not provide a pipeline of products or technologies that our customers demand or lower our manufacturing costs, or if our products or technologies become obsolete or disrupted by emerging technologies, it could negatively impact our revenue and operating margins for both near- and long-term.
- Our innovation model depends on our ability to attract and retain specialized expertise Our innovation model requires us to employ highly specialized experts in glass science, ceramic science and optical physics to conduct our research and development and engineer our products and design our manufacturing facilities.
- Additionally, we rely on a global supply chain for key components and capabilities that are central to our ability to invent, make and sell products. 15 Table of Contents Compliance with multiple legal and regulatory requirements increases our costs.
- Due to the specialized nature of our products and single-site manufacturing locations, in the event such a location experiences disruption, it may not be possible to find replacement capacity or substitute production from other facilities.
- We may have significant exposure to counterparties of our related derivatives portfolio We maintain a significant portfolio of over-the-counter derivatives to hedge our projected currency exposure.
- These factors, along with market volatility and evolving industry standards, could further impact the profitability of this business.
- These factors could materially impact our results of operations, anticipated future results, financial position and cash flows.
- These factors may affect our ability to achieve anticipated returns and strategic objectives.
No longer disclosed
- Due to the specialized nature of our products and single-site manufacturing locations, in the event such a location experiences disruption, it may not be possible to find replacement capacity or substitute production from other facilities. 14 Table of Contents We may experience difficulties in enforcing our intellectual property rights, which could result in loss of market share and decreased sales and profits, and we may be subject to claims of infringement of the intellectual property rights of others We rely on patent and trade secret laws, copyright, trademark, confidentiality procedures, controls and contractual commitments to protect our intellectual property rights.
- If our investments do not provide a pipeline of products or technologies that our customers demand or lower our manufacturing costs, or if our products or technologies become obsolete or disrupted by emerging technologies, it could negatively impact our revenue and operating margins for both near- and long-term. 15 Table of Contents Our innovation model depends on our ability to attract and retain specialized expertise Our innovation model requires us to employ highly specialized experts in glass science, ceramic science and optical physics to conduct our research and development and engineer our products and design our manufacturing facilities.
- These factors could materially impact our results of operations, anticipated future results, financial position and cash flows. 17 Table of Contents We may have significant exposure to counterparties of our related derivatives portfolio We maintain a significant portfolio of over-the-counter derivatives to hedge our projected currency exposure.
- Additionally, we rely on a global supply chain for key components and capabilities that are central to our ability to invent, make and sell products.
- Additionally, gains or losses may be experienced if the underlying exposure which has been hedged increases or decreases significantly.
- Compliance with multiple legal and regulatory requirements increases our costs.
In the News
🔥 High media attentionCoverage (30d): 24 reputable articles · skews ▲ positive.
Barron'sOwens Corning Stock Jumps on Report of Unsolicited Takeover Bids15h agoMarketWatchCorning Inc. stock outperforms competitors on strong trading day15h agoInvestor's Business DailyCorning Stock: Get A Fast 59% Return From The Glass Maker And AI Play3d agoMarketWatchCorning Inc. stock underperforms Tuesday when compared to competitors13d agoInvestor's Business DailyStock Market Today: Nasdaq Surges On Trump’s Iran Deal; Corning, Amphenol, Dell In Focus14d agoInvestor's Business DailyCorning, IBD Stock Of The Day, Boosted By AI Data Center Play14d ago
Reputable outlets only (Reuters, WSJ, CNBC, Barron's, and peers). More on Google News ↗
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