Compare · GLW vs IDT
GLW vs IDT
Side-by-side comparison of Corning Incorporated (GLW) and IDT Corporation (IDT): market cap, price performance, sector, and recent activity on the wire.
Summary
- GLW operates in Industrials, while IDT operates in Telecommunications - the two are in different parts of the market.
- GLW is the larger of the two at $172.78B, about 127.5x IDT ($1.35B).
- GLW has been more active in the news (12 items in the past 4 weeks vs 7 for IDT).
- GLW has more recent analyst coverage (25 ratings vs 0 for IDT).
- Company
- Corning Incorporated
- IDT Corporation
- Price
- -
- -
- Market cap
- $172.78B
- $1.35B
- 1M return
- -
- -
- 1Y return
- -
- -
- Industry
- Telecommunications Equipment
- Telecommunications Equipment
- Exchange
- NYSE
- NYSE
- IPO
- News (4w)
- 12
- 7
- Recent ratings
- 25
- 0
Corning Incorporated
Corning Incorporated engages in display technologies, optical communications, environmental technologies, specialty materials, and life sciences businesses worldwide. The company's Display Technologies segment offers glass substrates for liquid crystal displays and organic light-emitting diodes used in televisions, notebook computers, desktop monitors, tablets, and handheld devices. Its Optical Communications segment provides optical fibers and cables; and hardware and equipment products, including cable assemblies, fiber optic hardware and connectors, optical components and couplers, closures, network interface devices, and other accessories for various carrier network applications. This segment also offers operator-grade distributed antenna systems; optical network evolution wireless platform; subscriber demarcation, connection and protection devices, various digital subscriber line passive solutions, and outside plant enclosures; and coaxial RF interconnects for the cable television industry and microwave applications. The company's Environmental Technologies segment offers ceramic substrates and filter products for emissions control in mobile, gasoline, and diesel applications. Its Specialty Materials segment manufactures products that provide material formulations for glass, glass ceramics, and fluoride crystals. The company's Life Sciences segment offers laboratory products comprising consumables, such as plastic vessels, specialty surfaces, cell culture media, and serum, as well as general labware and equipment under the Corning, Falcon, Pyrex, and Axygen brands. The company was formerly known as Corning Glass Works and changed its name to Corning Incorporated in April 1989. Corning Incorporated was founded in 1851 and is headquartered in Corning, New York.
IDT Corporation
IDT Corporation operates in the communications and payment industries in the United States and internationally. The company operates through two segments, Telecom & Payment Services, and net2phone. The Telecom & Payment Services Services segment offers national retail solutions, such as point of sale network; mobile top-up; and carrier services, as well as an international money remittance service and international long-distance calling service under the BOSS Revolution brand name. The net2phone segment provides Unified Communications as a Service, a cloud communications service for businesses; and cable telephony services under the net2phone brand name. IDT Corporation was founded in 1990 and is headquartered in Newark, New Jersey.
Latest GLW
- SEC Form SD filed by Corning Incorporated
- SVP and Chief Tech. Officer Amin Jaymin exercised 7,917 shares at a strike of $27.00 and sold $5,263,637 worth of shares (27,395 units at $192.14), decreasing direct ownership by 17% to 94,400 units (SEC Form 4)
- Executive Vice President & COO Nelson Avery H Iii sold $3,918,600 worth of shares (20,000 units at $195.93), decreasing direct ownership by 22% to 70,059 units (SEC Form 4)
- SEC Form 8-K filed by Corning Incorporated
- SVP, Corning Intl & NBD, Solar Fang Li exercised 8,725 shares at a strike of $19.65 (SEC Form 4)
- SVP Emerging Innovations Group Verkleeren Ronald L sold $2,077,708 worth of shares (10,000 units at $207.77), decreasing direct ownership by 17% to 48,143 units (SEC Form 4)
- SVP, Finance & Corp Controller Becker Stefan gifted 126 shares, decreasing direct ownership by 2% to 7,137 units (SEC Form 4)
- SVP and General Counsel Tillman Michaune D sold $674,870 worth of shares (3,260 units at $207.02), decreasing direct ownership by 24% to 10,174 units (SEC Form 4)
- Senior Vice President & CDIO Seetharam Soumya sold $4,124,646 worth of shares (20,000 units at $206.23), decreasing direct ownership by 44% to 25,570 units (SEC Form 4)
- Exec. Vice President & CCDO Zhang John Z sold $1,983,383 worth of shares (10,000 units at $198.34), decreasing direct ownership by 66% to 5,138 units (SEC Form 4)
Latest IDT
- IDT Corporation filed SEC Form 8-K: Results of Operations and Financial Condition, Financial Statements and Exhibits
- NRSInsights' May 2026 Retail Same-Store Sales Report
- IDT Corporation filed SEC Form 8-K: Regulation FD Disclosure, Other Events, Financial Statements and Exhibits
- NYSE Content Update: Dell Technologies Reports 88% Revenue Increase YoY
- IDT Corporation to Report Third Quarter Fiscal Year 2026 Results
- BOSS Money Digital Customers Send Record Remittances to Mom for Mother's Day
- EVP and Corporate Secretary Mason Joyce J received a gift of 2,166 units of Class B Common Stock, increasing direct ownership by 2% to 38,929 units (SEC Form 4)
- NRSInsights' April 2026 Retail Same-Store Sales Report
- Chairman Jonas Howard S gifted 11,931 units of Class B Common Stock, decreasing direct ownership by 20% to 48,770 units (SEC Form 4)
- BOSS Money Makes it Easier to Honor Mom This Mother's Day