Compare · GLW vs ZD
GLW vs ZD
Side-by-side comparison of Corning Incorporated (GLW) and Ziff Davis Inc. (ZD): market cap, price performance, sector, and recent activity on the wire.
Summary
- GLW operates in Industrials, while ZD operates in Telecommunications - the two are in different parts of the market.
- GLW is the larger of the two at $126.76B, about 66.7x ZD ($1.90B).
- Over the past year, GLW is up 118.2% and ZD is up 46.5% - GLW leads by 71.7 points.
- ZD has been more active in the news (9 items in the past 4 weeks vs 4 for GLW).
- GLW has more recent analyst coverage (25 ratings vs 9 for ZD).
- Company
- Corning Incorporated
- Ziff Davis Inc.
- Price
- -
- -
- Market cap
- $126.76B
- $1.90B
- 1M return
- +2.77%
- +5.82%
- 1Y return
- +118.21%
- +46.49%
- Industry
- Telecommunications Equipment
- Telecommunications Equipment
- Exchange
- NYSE
- NASDAQ
- IPO
- News (4w)
- 4
- 9
- Recent ratings
- 25
- 9
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.
Latest GLW
- Zayo Stays Ahead of AI Infrastructure Demand Through Long-Term Fiber Supply Agreement with Corning
- T1 Energy Reports Second Quarter 2026 Results
- Pivotal Manufacturing Partners and Meadow Partners Acquire Advanced Manufacturing Facility in Greater Phoenix
- Corning upgraded by Truist with a new price target
- SEC Form 10-Q filed by Corning Incorporated
- Corning Incorporated filed SEC Form 8-K: Results of Operations and Financial Condition, Financial Statements and Exhibits
- Corning’s Strong Second-Quarter 2026 Financial Results(1) Demonstrate Progress on Recently Upgraded Springboard Plan
- SEC Form 4 filed by Director Martin Kevin J
- SEC Form 4 filed by Director Ferguson Roger W. Jr.
- SEC Form 4 filed by Director Cummings Robert F Jr
Latest ZD
- Director Kretzmer W Brian sold $138,994 worth of Common Stock $0.01 Par Value (2,513 units at $55.31), decreasing direct ownership by 11% to 20,000 units (SEC Form 4)
- Ziff Davis to Participate in Two Investor Conferences in September
- Amendment: SEC Form SCHEDULE 13G/A filed by Ziff Davis Inc.
- Chief Accounting Officer Tansley Lori A. sold $76,664 worth of Common Stock $0.01 Par Value (1,400 units at $54.76), decreasing direct ownership by 65% to 767 units (SEC Form 4)
- Amendment: SEC Form SCHEDULE 13G/A filed by Ziff Davis Inc.
- EVP/General Counsel Rossen Jeremy sold $209,778 worth of Common Stock $0.01 Par Value (3,819 units at $54.93), decreasing direct ownership by 26% to 10,643 units (SEC Form 4)
- SEC Form 10-Q filed by Ziff Davis Inc.
- Ziff Davis Reports Second Quarter 2026 Financial Results
- RetailMeNot Launches Rewards App Featuring AI Smart Search and Industry-First Working Code Promise
- Castle Connolly Releases Castle Connolly 2026 Top Dentists