OTC · RBCN
Technology · Semiconductors
$5.60
Up+$0.00 (+0.00%)
Updated Oct 13, 2026, 5:09 PM
SID Score
5.0/10
Composite research score
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Institutional and insider signal
Price performance · RBCN
1M range · 4 trading sessions · Daily adjusted prices
Prices through Sep 28, 2026
RBCN closed at $5.72 after 4 trading sessions, down 14.64% for the selected period.
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| Sep 28, 2026 | $5.719 | $5.719 | $5.719 | $5.719 | 102 |
| Sep 17, 2026 | $5.70 | $5.70 | $5.55 | $5.55 | 368 |
| Sep 16, 2026 | $6.35 | $6.35 | $6.35 | $6.35 | 205 |
| Sep 14, 2026 | $6.70 | $6.70 | $6.70 | $6.70 | 299 |
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RUBICON TECH INC
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Benzinga · Oct 14, 2025
Rubicon Technology has completed its acquisition of Janel Group LLC, receiving 7 million shares in exchange and assuming approximately $23 million in debt. Following the transaction, Janel Corp now owns about 86.5% of Rubicon's common stock and plans a tender offer for additional shares.
Benzinga · Aug 20, 2025
Rubicon Technology will acquire Janel Group LLC for 7 million shares, valued at $4.75 per share. The transaction will result in Janel Corp owning approximately 86.5% of Rubicon's common stock and gaining access to a $35 million credit facility.
GlobeNewswire Inc. · Dec 13, 2022
Bensenville, IL , Dec. 13, 2022 (GLOBE NEWSWIRE) -- Rubicon Technology, Inc. (NASDAQ: RBCN) announced that it has notified The Nasdaq Stock Market LLC (“Nasdaq”) of the Company’s decision to voluntarily delist its common stock from the Nasdaq Capital Market and its intent to file a Form 25 with the U.S. Securities and Exchange Commission (the “SEC”) on or about December 23, 2022. As a result, the Company expects the delisting of its common stock to become effective on December 30, 2022.
GlobeNewswire Inc. · Aug 12, 2022
BENSENVILLE, IL., Aug. 12, 2022 (GLOBE NEWSWIRE) -- Rubicon Technology, Inc. (Nasdaq: RBCN) (“Rubicon” or the “Company”) announced today that, in connection with the cash tender offer (the “Offer”) by Janel Corporation (“Janel”) for up to 45% of Rubicon’s issued and outstanding common stock, par value $.001 per share (“Common Stock”), the Company’s Board of Directors has set August 23, 2022 (the “Record Date”) as the record date for its cash distribution of $11.00 per share of Common Stock (the “Distribution”). The Distribution and the Record Date are conditioned upon the consummation of the Offer by August 19, 2022. If such condition has occurred it is anticipated that the Distribution will be paid on or about August 29, 2022 (the “Payment Date”).
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