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Compare · CLFD vs GLW

CLFD vs GLW

Side-by-side comparison of Clearfield Inc. (CLFD) and Corning Incorporated (GLW): market cap, price performance, sector, and recent activity on the wire.

Summary

  • CLFD operates in Utilities, while GLW operates in Industrials - the two are in different parts of the market.
  • GLW is the larger of the two at $172.47B, about 263.4x CLFD ($654.9M).
  • Over the past year, CLFD is up 17.1% and GLW is up 295.4% - GLW leads by 278.3 points.
  • GLW has been more active in the news (12 items in the past 4 weeks vs 7 for CLFD).
  • GLW has more recent analyst coverage (25 ratings vs 11 for CLFD).
PerformanceCLFD+17.06%GLW+295.37%
2025-06-03+0.00%2026-06-03
MetricCLFDGLW
Company
Clearfield Inc.
Corning Incorporated
Price
$45.04-5.73%
$200.81+0.21%
Market cap
$654.9M
$172.47B
1M return
+53.51%
+25.18%
1Y return
+17.06%
+295.37%
Industry
Telecommunications Equipment
Telecommunications Equipment
Exchange
NASDAQ
NYSE
IPO
News (4w)
7
12
Recent ratings
11
25
CLFD

Clearfield Inc.

Clearfield, Inc. manufactures, markets, and sells standard and custom passive connectivity products to the fiber-to-the-premises, enterprises, and original equipment manufacturers markets in the United States and internationally. The company offers FieldSmart, a series of panels, cabinets, wall boxes, and other enclosures. It also provides WaveSmart, which are optical components integrated for signal coupling, splitting, termination, multiplexing, demultiplexing, and attenuation for integration within its fiber management platform; and outdoor cabinet and fiber active cabinet products. In addition, the company offers StreetSmart, a portfolio of fiber management products; FieldShield, a fiber pathway and protection method for reducing the cost of broadband deployment; and YOURx platform that consists of hardened terminals, test access points, and various drop cable options for portions of the access network across various fiber drop cable media. Further, it provides CraftSmart, a line of optical protection field enclosures, including CraftSmart Fiber Protection Pedestals and CraftSmart Fiber Protection Vaults integrated solutions optimized to house FieldSmart products at the last mile access point of the network in above-grade or below-grade installations. Additionally, the company offers fiber and copper assemblies with an industry-standard or customer-specified configuration; and designs and manufactures custom solutions for in-the-box and network connectivity assemblies specific to that customer's product line. It provides its fiber to anywhere platform for various incumbent local exchange carriers, competitive local exchange carriers, wireless operators, and MSO/cable TV companies, as well as the utility/municipality, enterprise, and data center markets. The company was formerly known as APA Enterprises, Inc. and changed its name to Clearfield, Inc. in January 2008. Clearfield, Inc. was founded in 1979 and is headquartered in Minneapolis, Minnesota.

GLW

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.

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