Rubicon Technology, Inc.
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- Rubicon Technology, Inc. (RBCN) manufactures and sells monocrystalline sapphire products for optical and industrial systems applications. The company produces high-purity sapphire in various shapes and sizes, including sheets, rods, tubes, cores, ingots, and prisms; offers precision optical windows, wafer substrates for LED and semiconductor testing, and robust components for high-pressure or high-temperature environments; and provides patterned sapphire substrates in 4- to 8-inch diameters for light-emitting diodes, radio-frequency integrated circuits, optoelectronics, defense and aerospace, specialty lighting, instrumentation, sensors and detectors, semiconductor process equipment, electronic substrates, medical devices, and laser systems. Rubicon Technology serves defense subcontractors, industrial manufacturers, fabricators, and resellers in North America, Asia, and other international markets. Incorporated in 2001 and headquartered in Bensenville, Illinois, the company employs 12 people under CEO Joseph Ferrara. In recent major developments, Rubicon Technology announced on August 20, 2025, an agreement to acquire Janel Group LLC and Janel Corporation for $4.75 per share, marking a significant strategic expansion into diversified operations; delisted from Nasdaq in 2023 following voluntary notification and now trades on OTC markets; and previously entered acquisition discussions with Janel Corporation in 2021 while shifting from LED sapphire production amid market pressures, restructuring operations including facility closures, and focusing on asset monetization of its Bensenville facility, intellectual property portfolio related to sapphire growth, and residual equipment.
Rubicon Technology, Inc. completes acquisition of Janel Group LLC
Rubicon Technology, Inc. to acquire Janel Group LLC
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Why Is Rubicon Technologies (RBT) Stock Up 32% Today?
Palantir Is Giving Rubicon Technologies (RBT) Stock a Huge Boost
Rubicon Technology Announces Voluntary Delisting from Nasdaq
Rubicon Technology, Inc. Sets Record Date for its $11.00 per share Cash Distribution
Equity Alert - The M&A Class Action Firm Announces the Investigation of Rubicon Technology, Inc. - RBCN
INVESTIGATION NOTICE: The Schall Law Firm Encourages Investors in Rubicon Technology, Inc. with Losses to Contact the Firm
INVESTIGATION REMINDER: The Schall Law Firm Encourages Investors in Rubicon Technology, Inc. with Losses to Contact the Firm
INVESTIGATION ALERT: The Schall Law Firm Encourages Investors in Rubicon Technology, Inc. with Losses to Contact the Firm
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Rubicon stock soars toward 6 1/2-year high after Janel to buy large stake at a 120% premium
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I Am Skeptical About Rubicon Technology's Value Proposition
Rubicon Technology Partners Completes Sale of Majority Stake in Uplight at $1.5 Billion Valuation
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RUBICON TECHNOLOGY EXTENDS SECTION 382 RIGHTS AGREEMENT TO PROTECT THE VALUE OF ITS NET OPERATING LOSSES