Rubicon Technology, Inc

(NASDAQ:RBCN)

Latest On Rubicon Technology, Inc (RBCN):

Date/Time Type Description Signal Details
2023-10-24 05:51 ESTDividendA dividend of $1.1 has been announced on Oct 4, 2023. It will be paid Oct 23, 2023 with an ex-dividend date of Oct 24, 2023.Neutral
2022-12-14 04:23 ESTNewsRubicon to delist shares from Nasdaq Capital Market, stock falls 18% after hoursN/A
2022-08-30 05:52 ESTDividendA dividend of $11 has been announced on Aug 11, 2022. It will be paid Aug 29, 2022 with an ex-dividend date of Aug 30, 2022.Neutral
2022-08-29 17:25 ESTNewsRubicon goes ex-dividend tomorrowN/A
2022-07-05 18:45 ESTNewsRubicon Technology stock jumps after Janel announces to acquire a 45% stake for $20 per share in the companyN/A
2021-08-25 03:26 ESTNewsI Am Skeptical About Rubicon Technology's Value PropositionN/A
2020-12-16 11:03 ESTNewsRubicon Technology approves $3M stock buyback planN/A
2020-11-26 21:20 ESTFinancialsCompany financials have been released.Neutral
2020-11-17 12:38 ESTFinancialsCompany financials have been released.Neutral
2020-11-08 00:43 ESTFinancialsCompany financials have been released.Neutral
2020-11-07 16:57 ESTFinancialsCompany financials have been released.Neutral
2020-10-20 17:43 ESTInsider TradeTimothy Brog has directly acquired 17,280 shares and currently holds 92,280 shares.Buy
2020-09-26 13:51 ESTFinancialsCompany financials have been released.Neutral
2020-09-17 05:59 ESTFinancialsCompany financials have been released.Neutral
2020-08-16 05:25 ESTFinancialsCompany financials have been released.Neutral
2020-08-14 09:56 ESTFinancialsCompany financials have been released.Neutral
2020-08-06 21:42 ESTFinancialsCompany financials have been released.Neutral
2020-08-06 13:43 ESTFinancialsCompany financials have been released.Neutral
2020-07-30 17:38 ESTFinancialsCompany financials have been released.Neutral
2020-07-30 05:38 ESTFinancialsCompany financials have been released.Neutral
2020-07-27 13:34 ESTFinancialsCompany financials have been released.Neutral
2020-07-23 18:15 ESTFinancialsCompany financials have been released.Neutral
2020-07-09 09:48 ESTFinancialsCompany financials have been released.Neutral
2020-07-01 17:35 ESTFinancialsCompany financials have been released.Neutral
2020-06-19 13:28 ESTFinancialsCompany financials have been released.Neutral
2020-06-14 05:31 ESTFinancialsCompany financials have been released.Neutral
2020-06-12 05:54 ESTFinancialsCompany financials have been released.Neutral
2020-05-27 06:02 ESTFinancialsCompany financials have been released.Neutral
2020-05-21 01:38 ESTFinancialsCompany financials have been released.Neutral
2020-05-20 13:38 ESTFinancialsCompany financials have been released.Neutral
2020-05-06 06:09 ESTFinancialsCompany financials have been released.Neutral
2020-05-01 05:36 ESTFinancialsCompany financials have been released.Neutral
2020-04-04 00:09 ESTNewsCigar Butt Investing: Opportunities Abound In COVID-19N/A
2020-04-03 21:37 ESTFinancialsCompany financials have been released.Neutral
2020-03-26 21:20 ESTFinancialsCompany financials have been released.Neutral
2020-02-28 04:50 ESTFinancialsCompany financials have been released.Neutral
2020-02-27 22:20 ESTFinancialsCompany financials have been released.Neutral
2020-02-22 00:33 ESTFinancialsCompany financials have been released.Neutral
2020-02-18 00:18 ESTFinancialsCompany financials have been released.Neutral
2020-02-13 00:33 ESTFinancialsCompany financials have been released.Neutral
2020-02-07 00:39 ESTFinancialsCompany financials have been released.Neutral
2020-02-01 00:35 ESTFinancialsCompany financials have been released.Neutral
2020-01-30 17:22 ESTNewsRubicon Technology: A Great Low-Risk InvestmentN/A
2020-01-29 00:31 ESTFinancialsCompany financials have been released.Neutral
2020-01-28 00:37 ESTFinancialsCompany financials have been released.Neutral
2020-01-25 00:24 ESTFinancialsCompany financials have been released.Neutral
2020-01-16 00:39 ESTFinancialsCompany financials have been released.Neutral
2019-12-22 00:11 ESTFinancialsCompany financials have been released.Neutral
2019-12-17 00:26 ESTFinancialsCompany financials have been released.Neutral
2019-11-29 00:13 ESTFinancialsCompany financials have been released.Neutral

About Rubicon Technology, Inc (RBCN):

Rubicon Technology, Inc. provides monocrystalline sapphire for applications in optical and industrial systems. It operates in Sapphire and Pharmacy segments. The company offers optical and industrial sapphire products in various shapes and sizes, including round and rectangular windows and wafers, domes, tubes, and rods for a range of end markets comprising defense and aerospace, specialty lighting, instrumentation, sensors and detectors, semiconductor process equipment, electronic substrates, medical, and laser applications. It also provides medications and vitamins to patients being discharged from skilled nursing facilities. The company markets and sells its products through its direct sales force in North America, Europe, and Asia. Its principal customers include defense subcontractors, industrial manufacturers, fabricators, and resellers. The company was founded in 2001 and is headquartered in Bensenville, Illinois.

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General

  • Name Rubicon Technology, Inc
  • Symbol RBCN
  • Type Common Stock
  • Exchange NASDAQ
  • Currency USD
  • Country USA
  • SectorTechnology
  • IndustrySemiconductor Equipment & Materials
  • Full Time Employees 22
  • Last Split Factor1:10
  • Last Split Date2017-05-05
  • Fiscal Year EndDecember
  • IPO Date2007-11-16
  • Gic SectorInformation Technology
  • Gic GroupSemiconductors & Semiconductor Equipment
  • Gic IndustrySemiconductors & Semiconductor Equipment
  • Gic SubIndustrySemiconductor Equipment
  • Web URLhttp://www.rubicontechnology.com
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Valuation

  • Price/Sales (Trailing 12 Mt.) 5.63
  • Price/Book (Most Recent Quarter) 0.85
  • Enterprise Value Revenue 0.1
  • Enterprise Value EBITDA 0.57
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Financials

  • Most Recent Quarter 2020-09-30
  • Profit Margin -15%
  • Operating Margin -19%
  • Return on Assets -2%
  • Return on Equity -2%
  • Revenue 4.82 million
  • Earnings Per Share $0.02
  • Revenue Per Share $1.88
  • Gross Profit 1.08 million
  • Quarterly Earnings Growth 91.8%
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Highlights

  • Market Capitalization 25.31 million
  • EBITDA -2014000
  • PE Ratio 2.42
  • Analyst Target Price $0.75
  • Book Value Per Share $12.53
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Share Statistics

  • Shares Outstanding 2.42 million
  • Shares Float 1.73 million
  • % Held by Insiders 662%
  • % Held by Institutions 37.76%
  • Shares Short 40099
  • Shares Short Prior Month 43517
  • Short Ratio 4.5
  • Short % of Float 2%
  • Short % of Shares Outstanding 2%
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Technicals

  • Beta 0.3
  • 52 Week High $11.84
  • 52 Week Low $7.15
  • 50 Day Moving Average 10.4
  • 200 Day Moving Average 9.26
View More

Dividends

  • Dividend Date 2017-05-05
  • ExDividend Date N/A
  • Dividend Yield 0%
View More

Rubicon Technology, Inc (RBCN) Dividend Calendar:

RBCN's last dividend payment was made to shareholders on May 5, 2017.

Ex-Dividend Date Payment Date Record Date Declared Date Amount

Rubicon Technology, Inc (RBCN) Earnings History:

Companies typically report earnings on both a quarterly and annual basis. Earnings reported that deviate from analysts' expectations can have a large impact on a stock's price.


Quarter Date Report Date Actual Revenue Reported EPS EPS Estimate Deviation from Estimate
2020-09-302020-11-13$N/A-$0.08
2020-06-302020-09-30$N/A-$0.08
2020-03-312020-06-30$1.16 million$0.68
2019-12-312020-03-31$1.25 million-$0.84
2019-09-302019-12-31$583000-$0.01
2019-06-302019-09-30$769000-$0.13
2019-03-312019-06-30$920000-$0.31
2018-12-312019-03-31$1.06 million$0.02
2018-09-302018-12-31$978000$0.05
2018-06-302018-09-30$1.85 million$0.26
2018-03-312018-06-30$1.6 million$0.05
2017-12-312018-03-31$1.38 million-$0.01
2017-09-302017-12-31$1.35 million-$2.22
2017-06-302017-09-30$621000-$0.41
2017-03-312017-06-30$520000-$2.16
2016-12-312017-03-31$6.38 million-$1.90
2016-09-302016-12-31$7.09 million-$8.57-$1.40-512.01%
2016-06-302016-09-30$3.54 million-$9.40-$2.80-235.84%
2016-03-312016-05-10$4.29 million-$2.80-$2.60-7.69%
2015-12-312016-02-24$2.46 million-$3.80-$2.90-31.03%
2015-09-302015-11-09$5.35 million-$18.40-$2.67-589.14%
2015-06-302015-08-06$7.11 million-$3.30-$2.80-17.86%
2015-03-312015-05-07$8.91 million-$0.32-$0.333.03%
2014-12-312015-02-12$8.91 million-$0.36-$0.4010%
2014-09-302014-11-06$8.04 million-$0.53-$0.41-29.27%
2014-06-302014-08-07$14.47 million-$3.90-$4.227.58%
2014-03-312014-05-01$14.27 million-$4.30-$3.50-22.86%
2013-12-312014-02-19$11.54 million-$2.20-$2.304.35%
2013-09-302013-10-29$11.12 million-$2.60-$2.20-18.18%
2013-06-302013-08-07$10.56 million-$2.40-$2.08-15.38%
2013-03-312013-05-07$8.31 million-$1.50-$1.12-33.93%
2012-12-312013-02-20$20.09 million-$0.50-$0.39-28.21%
2012-09-302012-11-06$19.94 million$0.10-$0.33130.3%
2012-06-302012-08-02$17 million-$0.60-$1.2150.41%
2012-03-312012-05-08$10.21 million-$1.50-$1.32-13.64%
2011-12-312012-02-23$19.37 million$0.40$0.65-38.46%
2011-09-302011-11-08$33.64 million$3.50$2.6432.58%
2011-06-302011-08-04$43.03 million$4.10$5.42-24.35%
2011-03-312011-05-05$37.97 million$8.00$6.5821.58%
2010-12-312011-02-16$29.54 million$6.40$4.9629.03%
2010-09-302010-11-04$20.52 million$3.50$3.0913.27%
2010-06-302010-08-05$15.79 million$1.80$1.4127.66%
2010-03-312010-04-29$11.52 million$0.70$0.3694.44%
2009-12-312010-02-09$8.53 million-$0.40-$0.4511.11%
2009-09-302009-11-03$5.74 million-$1.00-$0.92-8.7%
2009-06-302009-07-29$3.21 million-$1.50-$1.8016.67%
2009-03-312009-04-29$2.34 million-$1.90-$1.63-16.56%
2008-12-312009-02-17$4.04 million-$0.90-$0.60-50%
2008-09-302008-10-29$11.76 million$0.70$0.5429.63%
2008-06-302008-07-30$11.53 million$1.20$1.109.09%
2008-03-312008-04-24$10.51 million$1.00$0.9011.11%
2007-12-312008-02-13$9.55 million$1.00$0.5388.68%

Rubicon Technology, Inc (RBCN) Company Financial Statements:

Financial statements are reports prepared by a company's management to present their financial performance and position at a point in time. A general-purpose set of financial statements usually includes a balance sheet, income statements, and statement of cash flows.

Income Statement:
Date
Research Development
Income Before Tax
Selling General Administrative
Gross Profit
Ebit
Operating Income
Income Tax Expense
Total Revenue
Cost of Revenue
Total Other Income Expense Net
Net Income From Continuing Operations
Net Income Applicable to Common Shares
Cash Flow:
Date
Investments
Change to Liabilities
Total Cash Flow from Investing Activities
Net Borrowings
Total Cash Flow from Financial Activities
Change to Operating Activities
Change in Cash
Total Cash from Operating Activities
Depreciation
Other Cash Flow from Investing Activities
Change to Inventory
Change to Account Receivables
Other Cash Flow from Financing Activities
Change to Net Income
Capital Expenditures
Balance Sheet:
Date
Total Liabailities
Total Stockholder Equity
Other Current Liabilities
Total Assets
Common Stock
Other Current Assets
Retained Earnings
Other Liabilities
Other Assets
Cash
Total Current Liabilities
Other Stockholder Equity
Property, Plant & Equipment
Total Current Assets
Long Term Investments
Net Tangible Assets
Short Term Investments
Long Term Debt
Inventory
Accounts Payable

Rubicon Technology, Inc (RBCN) Chart:

Rubicon Technology, Inc (RBCN) News:

Below you will find a list of latest news for Rubicon Technology, Inc (RBCN) from major news sources. You can filter the results to only show news from a specific source.

No recent news available

Rubicon Technology, Inc (RBCN) Options:

A stock option is a contract between two parties in which the stock option buyer (holder) purchases the right (but not the obligation) to buy/sell 100 shares of an underlying stock at a predetermined price from/to the option seller (writer) within a fixed period of time.

Expiration Date Strike Last Price Type Volume Open Interest Implied Volatility In The Money Change Change Percent

Latest RBCN Trades:

Date Shares Price
Jun 13, 2022 2:27 PM EST9$9.2
Jun 13, 2022 2:47 PM EST100$9.07

Rubicon Technology, Inc (RBCN) SEC Filings:

An SEC filing is a financial statement or other formal document submitted to the U.S. Securities and Exchange Commission (SEC). Public companies, certain insiders, and broker-dealers are required to make regular SEC filings.

Date Form Type Form Name Link
2020-06-248-KCurrent reporthttps://www.sec.gov/Archives/edgar/data/1410172/000121390020015703/0001213900-20-015703-index.htm
2017-09-11SC 13G/AStatement of acquisition of beneficial ownership by individualshttps://www.sec.gov/Archives/edgar/data/1410172/000031506617002769/0000315066-17-002769-index.htm
2017-11-17SC 13DGeneral statement of acquisition of beneficial ownershiphttps://www.sec.gov/Archives/edgar/data/1410172/000092189517002710/0000921895-17-002710-index.htm
2017-11-173Initial statement of beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000092189517002716/0000921895-17-002716-index.htm
2020-09-14SC 13D/AGeneral statement of acquisition of beneficial ownershiphttps://www.sec.gov/Archives/edgar/data/1410172/000092189520002393/0000921895-20-002393-index.htm
2020-09-143Initial statement of beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000092189520002398/0000921895-20-002398-index.htm
2017-06-09SC 13G/AStatement of acquisition of beneficial ownership by individualshttps://www.sec.gov/Archives/edgar/data/1410172/000093675317000143/0000936753-17-000143-index.htm
2018-02-13SC 13G/AStatement of acquisition of beneficial ownership by individualshttps://www.sec.gov/Archives/edgar/data/1410172/000093675318000090/0000936753-18-000090-index.htm
2019-02-14SC 13G/AStatement of acquisition of beneficial ownership by individualshttps://www.sec.gov/Archives/edgar/data/1410172/000093675319000054/0000936753-19-000054-index.htm
2020-02-14SC 13G/AStatement of acquisition of beneficial ownership by individualshttps://www.sec.gov/Archives/edgar/data/1410172/000093675320000043/0000936753-20-000043-index.htm
2017-05-03DFAN14AAdditional definitive proxy soliciting materials filed by non-management and Rule 14(a)(12) materialhttps://www.sec.gov/Archives/edgar/data/1410172/000114420417024022/0001144204-17-024022-index.htm
2017-04-11DEFC14ADefinitive proxy statement, contested solicitationshttps://www.sec.gov/Archives/edgar/data/1410172/000121390017003575/0001213900-17-003575-index.htm
2017-04-248-KCurrent reporthttps://www.sec.gov/Archives/edgar/data/1410172/000121390017004153/0001213900-17-004153-index.htm
2017-04-24DEFA14AAdditional definitive proxy soliciting materials and Rule 14(a)(12) materialhttps://www.sec.gov/Archives/edgar/data/1410172/000121390017004154/0001213900-17-004154-index.htm
2017-05-048-KCurrent reporthttps://www.sec.gov/Archives/edgar/data/1410172/000121390017004630/0001213900-17-004630-index.htm
2017-05-1210-QQuarterly report [Sections 13 or 15(d)]https://www.sec.gov/Archives/edgar/data/1410172/000121390017004990/0001213900-17-004990-index.htm
2017-05-154Statement of changes in beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390017005229/0001213900-17-005229-index.htm
2017-05-228-KCurrent reporthttps://www.sec.gov/Archives/edgar/data/1410172/000121390017005586/0001213900-17-005586-index.htm
2017-06-134Statement of changes in beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390017006411/0001213900-17-006411-index.htm
2017-07-054Statement of changes in beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390017007192/0001213900-17-007192-index.htm
2017-07-054Statement of changes in beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390017007194/0001213900-17-007194-index.htm
2017-07-054Statement of changes in beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390017007196/0001213900-17-007196-index.htm
2017-07-054Statement of changes in beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390017007198/0001213900-17-007198-index.htm
2017-08-1010-QQuarterly report [Sections 13 or 15(d)]https://www.sec.gov/Archives/edgar/data/1410172/000121390017008443/0001213900-17-008443-index.htm
2017-10-034Statement of changes in beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390017010270/0001213900-17-010270-index.htm
2017-10-034Statement of changes in beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390017010272/0001213900-17-010272-index.htm
2017-10-034Statement of changes in beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390017010274/0001213900-17-010274-index.htm
2017-10-034Statement of changes in beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390017010276/0001213900-17-010276-index.htm
2017-11-024Statement of changes in beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390017011258/0001213900-17-011258-index.htm
2017-11-1310-QQuarterly report [Sections 13 or 15(d)]https://www.sec.gov/Archives/edgar/data/1410172/000121390017011865/0001213900-17-011865-index.htm
2017-11-168-KCurrent reporthttps://www.sec.gov/Archives/edgar/data/1410172/000121390017012226/0001213900-17-012226-index.htm
2017-11-204Statement of changes in beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390017012335/0001213900-17-012335-index.htm
2017-11-218-KCurrent reporthttps://www.sec.gov/Archives/edgar/data/1410172/000121390017012441/0001213900-17-012441-index.htm
2017-12-188-KCurrent reporthttps://www.sec.gov/Archives/edgar/data/1410172/000121390017013378/0001213900-17-013378-index.htm
2017-12-188-A12BRegistration of securities [Section 12(b)]https://www.sec.gov/Archives/edgar/data/1410172/000121390017013380/0001213900-17-013380-index.htm
2018-01-024Statement of changes in beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390018000023/0001213900-18-000023-index.htm
2018-01-028-KCurrent reporthttps://www.sec.gov/Archives/edgar/data/1410172/000121390018000032/0001213900-18-000032-index.htm
2018-01-044Statement of changes in beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390018000121/0001213900-18-000121-index.htm
2018-01-044Statement of changes in beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390018000122/0001213900-18-000122-index.htm
2018-01-044Statement of changes in beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390018000123/0001213900-18-000123-index.htm
2018-01-044Statement of changes in beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390018000124/0001213900-18-000124-index.htm
2018-02-14SC 13G/AStatement of acquisition of beneficial ownership by individualshttps://www.sec.gov/Archives/edgar/data/1410172/000121390018001877/0001213900-18-001877-index.htm
2018-03-194Statement of changes in beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390018003159/0001213900-18-003159-index.htm
2018-03-194Statement of changes in beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390018003161/0001213900-18-003161-index.htm
2018-03-194Statement of changes in beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390018003163/0001213900-18-003163-index.htm
2018-03-2010-KAnnual report [Section 13 and 15(d), not S-K Item 405]https://www.sec.gov/Archives/edgar/data/1410172/000121390018003197/0001213900-18-003197-index.htm
2018-04-03PRE 14AOther preliminary proxy statementshttps://www.sec.gov/Archives/edgar/data/1410172/000121390018003961/0001213900-18-003961-index.htm
2018-04-13DEF 14AOther definitive proxy statementshttps://www.sec.gov/Archives/edgar/data/1410172/000121390018004384/0001213900-18-004384-index.htm
2018-04-268-KCurrent reporthttps://www.sec.gov/Archives/edgar/data/1410172/000121390018004987/0001213900-18-004987-index.htm
2018-05-1410-QQuarterly report [Sections 13 or 15(d)]https://www.sec.gov/Archives/edgar/data/1410172/000121390018006042/0001213900-18-006042-index.htm
2018-05-144Statement of changes in beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390018006059/0001213900-18-006059-index.htm
2018-05-144Statement of changes in beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390018006061/0001213900-18-006061-index.htm
2018-05-144Statement of changes in beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390018006064/0001213900-18-006064-index.htm
2018-05-158-KCurrent reporthttps://www.sec.gov/Archives/edgar/data/1410172/000121390018006316/0001213900-18-006316-index.htm
2018-06-048-KCurrent reporthttps://www.sec.gov/Archives/edgar/data/1410172/000121390018007189/0001213900-18-007189-index.htm
2018-06-063Initial statement of beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390018007310/0001213900-18-007310-index.htm
2018-07-094Statement of changes in beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390018008915/0001213900-18-008915-index.htm
2018-08-0910-QQuarterly report [Sections 13 or 15(d)]https://www.sec.gov/Archives/edgar/data/1410172/000121390018010614/0001213900-18-010614-index.htm
2018-08-208-KCurrent reporthttps://www.sec.gov/Archives/edgar/data/1410172/000121390018011430/0001213900-18-011430-index.htm
2018-09-058-KCurrent reporthttps://www.sec.gov/Archives/edgar/data/1410172/000121390018012116/0001213900-18-012116-index.htm
2018-10-018-KCurrent reporthttps://www.sec.gov/Archives/edgar/data/1410172/000121390018013261/0001213900-18-013261-index.htm
2018-11-1310-QQuarterly report [Sections 13 or 15(d)]https://www.sec.gov/Archives/edgar/data/1410172/000121390018015494/0001213900-18-015494-index.htm
2018-11-198-KCurrent reporthttps://www.sec.gov/Archives/edgar/data/1410172/000121390018016187/0001213900-18-016187-index.htm
2018-11-284Statement of changes in beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390018016669/0001213900-18-016669-index.htm
2018-11-304Statement of changes in beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390018016784/0001213900-18-016784-index.htm
2018-12-044Statement of changes in beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390018016936/0001213900-18-016936-index.htm
2019-03-2210-KAnnual report [Section 13 and 15(d), not S-K Item 405]https://www.sec.gov/Archives/edgar/data/1410172/000121390019004650/0001213900-19-004650-index.htm
2019-03-228-KCurrent reporthttps://www.sec.gov/Archives/edgar/data/1410172/000121390019004657/0001213900-19-004657-index.htm
2019-04-26DEF 14AOther definitive proxy statementshttps://www.sec.gov/Archives/edgar/data/1410172/000121390019007214/0001213900-19-007214-index.htm
2019-05-1410-QQuarterly report [Sections 13 or 15(d)]https://www.sec.gov/Archives/edgar/data/1410172/000121390019008493/0001213900-19-008493-index.htm
2019-05-238-KCurrent reporthttps://www.sec.gov/Archives/edgar/data/1410172/000121390019009496/0001213900-19-009496-index.htm
2019-06-038-KCurrent reporthttps://www.sec.gov/Archives/edgar/data/1410172/000121390019009947/0001213900-19-009947-index.htm
2019-06-034Statement of changes in beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390019009976/0001213900-19-009976-index.htm
2019-06-034Statement of changes in beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390019009978/0001213900-19-009978-index.htm
2019-06-044Statement of changes in beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390019010012/0001213900-19-010012-index.htm
2019-06-104Statement of changes in beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390019010404/0001213900-19-010404-index.htm
2019-06-104Statement of changes in beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390019010411/0001213900-19-010411-index.htm
2019-06-124Statement of changes in beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390019010566/0001213900-19-010566-index.htm
2019-08-1410-QQuarterly report [Sections 13 or 15(d)]https://www.sec.gov/Archives/edgar/data/1410172/000121390019015796/0001213900-19-015796-index.htm
2019-10-024Statement of changes in beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390019019531/0001213900-19-019531-index.htm
2019-11-1410-QQuarterly report [Sections 13 or 15(d)]https://www.sec.gov/Archives/edgar/data/1410172/000121390019023253/0001213900-19-023253-index.htm
2019-11-188-KCurrent reporthttps://www.sec.gov/Archives/edgar/data/1410172/000121390019023881/0001213900-19-023881-index.htm
2019-11-193Initial statement of beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390019023994/0001213900-19-023994-index.htm
2019-12-198-KCurrent reporthttps://www.sec.gov/Archives/edgar/data/1410172/000121390019026519/0001213900-19-026519-index.htm
2020-02-288-KCurrent reporthttps://www.sec.gov/Archives/edgar/data/1410172/000121390020004955/0001213900-20-004955-index.htm
2020-03-198-KCurrent reporthttps://www.sec.gov/Archives/edgar/data/1410172/000121390020006877/0001213900-20-006877-index.htm
2020-03-2310-KAnnual report [Section 13 and 15(d), not S-K Item 405]https://www.sec.gov/Archives/edgar/data/1410172/000121390020007034/0001213900-20-007034-index.htm
2020-04-2910-K/AAnnual report [Section 13 and 15(d), not S-K Item 405]https://www.sec.gov/Archives/edgar/data/1410172/000121390020010434/0001213900-20-010434-index.htm
2020-05-1410-QQuarterly report [Sections 13 or 15(d)]https://www.sec.gov/Archives/edgar/data/1410172/000121390020012279/0001213900-20-012279-index.htm
2020-06-02PRE 14AOther preliminary proxy statementshttps://www.sec.gov/Archives/edgar/data/1410172/000121390020013932/0001213900-20-013932-index.htm
2020-06-15DEF 14AOther definitive proxy statementshttps://www.sec.gov/Archives/edgar/data/1410172/000121390020014981/0001213900-20-014981-index.htm
2020-06-248-KCurrent reporthttps://www.sec.gov/Archives/edgar/data/1410172/000121390020015703/0001213900-20-015703-index.htm
2020-07-168-KCurrent reporthttps://www.sec.gov/Archives/edgar/data/1410172/000121390020017668/0001213900-20-017668-index.htm
2020-08-1410-QQuarterly report [Sections 13 or 15(d)]https://www.sec.gov/Archives/edgar/data/1410172/000121390020022073/0001213900-20-022073-index.htm
2020-09-154Statement of changes in beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390020026560/0001213900-20-026560-index.htm
2020-09-154Statement of changes in beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390020026562/0001213900-20-026562-index.htm
2020-09-154Statement of changes in beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390020026564/0001213900-20-026564-index.htm
2020-10-204Statement of changes in beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000121390020032368/0001213900-20-032368-index.htm
2020-11-038-KCurrent reporthttps://www.sec.gov/Archives/edgar/data/1410172/000121390020034799/0001213900-20-034799-index.htm
2017-06-30SC 13DGeneral statement of acquisition of beneficial ownershiphttps://www.sec.gov/Archives/edgar/data/1410172/000137647417000197/0001376474-17-000197-index.htm
2017-12-04SC 13DGeneral statement of acquisition of beneficial ownershiphttps://www.sec.gov/Archives/edgar/data/1410172/000137647417000334/0001376474-17-000334-index.htm
2017-12-05SC 13D/AGeneral statement of acquisition of beneficial ownershiphttps://www.sec.gov/Archives/edgar/data/1410172/000137647417000335/0001376474-17-000335-index.htm
2017-04-104Statement of changes in beneficial ownership of securitieshttps://www.sec.gov/Archives/edgar/data/1410172/000154752217000051/0001547522-17-000051-index.htm

Rubicon Technology, Inc (RBCN) Insider Transactions:

Here you will find a list of insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Rubicon Technology, Inc (RBCN). Company insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise.
Insider Ownership: 662%
Institutional Ownership: 3776%

Transaction Date Insider Name Insider Title Type Shares Number Shares Price Total Transaction Shares Held After Transaction Link
2017-11-16DONALD R CALDWELLDirectorSell221,784.008.001,774,272.000.00https://www.sec.gov/Archives/edgar/data/1410172/000121390017012335/0001213900-17-012335-index.htm
2017-06-30Susan WestphalDirectorBuy964.001,131.00https://www.sec.gov/Archives/edgar/data/1410172/000121390017007198/0001213900-17-007198-index.htm
2018-03-16Jefferson GrammDirectorBuy626.001,230.00https://www.sec.gov/Archives/edgar/data/1410172/000121390018003159/0001213900-18-003159-index.htm
2017-06-30DONALD R CALDWELLDirectorBuy1,084.0012,672.00https://www.sec.gov/Archives/edgar/data/1410172/000121390017007194/0001213900-17-007194-index.htm
2017-09-30DONALD R CALDWELLDirectorBuy1,228.0013,900.00https://www.sec.gov/Archives/edgar/data/1410172/000121390017010272/0001213900-17-010272-index.htm
2019-05-29Jefferson GrammDirectorBuy1,391.001,995.00https://www.sec.gov/Archives/edgar/data/1410172/000121390019010012/0001213900-19-010012-index.htm
2017-09-30Susan WestphalDirectorBuy1,106.002,237.00https://www.sec.gov/Archives/edgar/data/1410172/000121390017010276/0001213900-17-010276-index.htm
2017-06-30Don N AquilanoDirectorBuy1,689.0024,373.00https://www.sec.gov/Archives/edgar/data/1410172/000121390017007192/0001213900-17-007192-index.htm
2017-09-30Don N AquilanoDirectorBuy1,914.0026,287.00https://www.sec.gov/Archives/edgar/data/1410172/000121390017010270/0001213900-17-010270-index.htm
2017-06-30MICHAEL E MIKOLAJCZYKDirectorBuy1,101.0033,133.00https://www.sec.gov/Archives/edgar/data/1410172/000121390017007196/0001213900-17-007196-index.htm
2018-01-02Susan WestphalDirectorBuy1,175.003,412.00https://www.sec.gov/Archives/edgar/data/1410172/000121390018000123/0001213900-18-000123-index.htm
2017-09-30MICHAEL E MIKOLAJCZYKDirectorBuy1,247.0034,380.00https://www.sec.gov/Archives/edgar/data/1410172/000121390017010274/0001213900-17-010274-index.htm
2018-01-02MICHAEL E MIKOLAJCZYKDirectorBuy1,269.0035,649.00https://www.sec.gov/Archives/edgar/data/1410172/000121390018000122/0001213900-18-000122-index.htm
2018-07-06Inga A SlavutskyChief Financial OfficerBuy219.00357.00https://www.sec.gov/Archives/edgar/data/1410172/000121390018008915/0001213900-18-008915-index.htm
2018-03-16MICHAEL E MIKOLAJCZYKDirectorBuy626.0036,275.00https://www.sec.gov/Archives/edgar/data/1410172/000121390018003161/0001213900-18-003161-index.htm
2018-03-16Susan WestphalDirectorBuy626.004,038.00https://www.sec.gov/Archives/edgar/data/1410172/000121390018003163/0001213900-18-003163-index.htm
2018-11-27MICHAEL E MIKOLAJCZYKDirectorBuy4,711.008.3039,101.3040,986.00https://www.sec.gov/Archives/edgar/data/1410172/000121390018016669/0001213900-18-016669-index.htm
2018-11-28MICHAEL E MIKOLAJCZYKDirectorBuy387.008.403,250.8041,373.00https://www.sec.gov/Archives/edgar/data/1410172/000121390018016669/0001213900-18-016669-index.htm
2017-11-01Mardel A GraffyChief Financial OfficerBuy414.00414.00https://www.sec.gov/Archives/edgar/data/1410172/000121390017011258/0001213900-17-011258-index.htm
2017-04-06Timothy BrogPresident and CEOBuy300,000.00415,594.00https://www.sec.gov/Archives/edgar/data/1410172/000154752217000051/0001547522-17-000051-index.htm
2018-11-29MICHAEL E MIKOLAJCZYKDirectorBuy358.008.553,060.9041,731.00https://www.sec.gov/Archives/edgar/data/1410172/000121390018016784/0001213900-18-016784-index.htm
2017-06-09Timothy BrogPresident and CEOBuy15,000.0042,759.00https://www.sec.gov/Archives/edgar/data/1410172/000121390017006411/0001213900-17-006411-index.htm
2019-06-06Timothy BrogChief Executive OfficerBuy7,600.008.0060,800.0044,600.00https://www.sec.gov/Archives/edgar/data/1410172/000121390019010404/0001213900-19-010404-index.htm
2019-06-07Timothy BrogChief Executive OfficerBuy349.008.042,805.9644,949.00https://www.sec.gov/Archives/edgar/data/1410172/000121390019010404/0001213900-19-010404-index.htm
2019-06-11Timothy BrogChief Executive OfficerBuy2,051.008.0816,572.0847,000.00https://www.sec.gov/Archives/edgar/data/1410172/000121390019010566/0001213900-19-010566-index.htm
2018-11-30MICHAEL E MIKOLAJCZYKDirectorBuy9,329.008.6880,975.7251,060.00https://www.sec.gov/Archives/edgar/data/1410172/000121390018016784/0001213900-18-016784-index.htm
2019-05-29Susan WestphalDirectorBuy1,391.005,429.00https://www.sec.gov/Archives/edgar/data/1410172/000121390019009978/0001213900-19-009978-index.htm
2019-06-10MICHAEL E MIKOLAJCZYKDirectorSell12,818.008.12104,082.1659,848.00https://www.sec.gov/Archives/edgar/data/1410172/000121390019010411/0001213900-19-010411-index.htm
2018-01-02Jefferson GrammDirectorBuy604.00604.00https://www.sec.gov/Archives/edgar/data/1410172/000121390018000121/0001213900-18-000121-index.htm
2018-12-03MICHAEL E MIKOLAJCZYKDirectorBuy15,215.008.73132,826.9566,275.00https://www.sec.gov/Archives/edgar/data/1410172/000121390018016936/0001213900-18-016936-index.htm
2018-12-04MICHAEL E MIKOLAJCZYKDirectorBuy5,000.008.6443,200.0071,275.00https://www.sec.gov/Archives/edgar/data/1410172/000121390018016936/0001213900-18-016936-index.htm
2019-05-29MICHAEL E MIKOLAJCZYKDirectorBuy1,391.0072,666.00https://www.sec.gov/Archives/edgar/data/1410172/000121390019009976/0001213900-19-009976-index.htm
2020-10-19Timothy BrogPresident and CEOBuy17,280.0092,280.00https://www.sec.gov/Archives/edgar/data/1410172/000121390020032368/0001213900-20-032368-index.htm
2019-09-30Timothy BrogPresident and CEOBuy49,000.0096,000.00https://www.sec.gov/Archives/edgar/data/1410172/000121390019019531/0001213900-19-019531-index.htm