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RBCN

Rubicon Technology, Inc.

Technology · USD

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Price alert · RBCN

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4.76 USD -0.34 -6.67%
As of Oct 30, 2026
4.76 Day range 4.77
2.64 52-week range 6.70
YTD
+73.09%
1 year
+9.43%
Open
4.77
Prev close
5.10
Mkt cap
44.64M
Vol
500
Avg vol
615
EPS
-0.39
P/E
0.00
Div yield
0.00%
More statistics
Low
4.76
High
4.77
Forward P/E
-3.75
Beta
1.09
Short ratio
0.85
Inst. own
26.68%
Dividend
0.00
Ex-div date
Aug 29, 2022
Earnings
Dec 24, 2024
50-d avg
1.72
200-d avg
6.75
1y target
0.00

2Y chart

Chart tools
Interval
RBCN two-year price chart1.242.603.975.336.70Oct 24Mar 25Aug 25Jan 26Jun 26Oct 26

Key statistics

Market cap
3.69M
Enterprise value
4.01M
Trailing P/E
5.00
Forward P/E
-3.75
PEG ratio
0.00
Price / sales
0.95
Price / book
1.23
EPS (TTM)
0.30
Beta
1.09
Dividend yield
0.00%
Payout ratio
0.00%
Profit margin
20.86%
Revenue (TTM)
3.88M
Revenue growth
-46.90%
Free cash flow
129.50K
Total cash
1.20M
Total debt
1.60M
Return on equity
4.91%
Shares outstanding
2.46M
Short % of float
1.37%
50-day average
1.72
200-day average
6.75

Analyst view

Consensus: none

Price target (mean) 0.00
Ratings (0m) 1 0 buy · 1 hold · 0 sell
  • Strong buy0
  • Buy0
  • Hold1
  • Sell0
  • Strong sell0

Next earnings

Dec 24, 2024

Expected Dec 24, 2024. Consensus EPS estimate 0.00.

Earnings history

Financials — quick view

All financials
RBCN Revenue — quarterly 1.12M
2019-Q1 20192019-Q2 20192019-Q3 20192019-Q4 20192020-Q1 20202020-Q2 20202020-Q3 20202020-Q4 20202021-Q1 20212021-Q2 20212021-Q3 20212021-Q4 20212022-Q1 20222022-Q2 20222022-Q3 20222022-Q4 2022
RBCN Net income — quarterly 201.00K
2019-Q1 20192019-Q2 20192019-Q3 20192019-Q4 20192020-Q1 20202020-Q2 20202020-Q3 20202020-Q4 20202021-Q1 20212021-Q2 20212021-Q3 20212021-Q4 20212022-Q1 20222022-Q2 20222022-Q3 20222022-Q4 2022
RBCN EPS — quarterly 0.09
2019-Q1 20192019-Q2 20192019-Q3 20192019-Q4 20192020-Q1 20202020-Q2 20202020-Q3 20202020-Q4 20202021-Q1 20212021-Q2 20212021-Q3 20212021-Q4 20212022-Q1 20222022-Q2 20222022-Q3 20222022-Q4 2022

Earnings

RBCN recent earnings
Report dateQuarter endingEPS estimateEPS reportedSurpriseSurprise %
Dec 24, 2024Sep 1, 20240.00———
Apr 1, 2024Dec 1, 20230.00———
Nov 14, 2023Sep 1, 20230.00———
Aug 14, 2023Jun 1, 20230.00———
May 12, 2023Mar 1, 20230.00———

Upgrades / downgrades

RBCN analyst upgrades and downgrades
DateFirmActionFromTo
Nov 7, 2014Canaccord Genuitymain—Hold
Aug 8, 2014Canaccord GenuitydownBuyHold
Aug 8, 2014JP MorgandownOverweightNeutral
Jul 23, 2014Goldman Sachsinit—Sell
Jun 6, 2014Canaccord Genuitymain—Buy
May 13, 2014Doughertyinit—Buy

About Rubicon Technology, Inc.

Rubicon Technology, Inc. provides monocrystalline sapphire for applications in optical and industrial systems in North America and Asia. 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 serves defense subcontractors, industrial manufacturers, fabricators, and resellers. The company was incorporated in 2001 and is based in Bensenville, Illinois.

Sector
Technology
Industry
Semiconductor Equipment & Materials
Country
United States

News

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Insider holders

RBCN insider holders
InsiderRelationLatest transactionDateShares held
AQUILANO DON NDirectorStock Award(Grant)Sep 28, 201726,287
BROG TIMOTHY EChief Executive OfficerSaleAug 18, 202257,593
CALDWELL DONALD R. CPADirectorSaleNov 15, 20170
GRAFFY MARDEL AChief Financial OfficerConversion of Exercise of derivative securityOct 31, 20171,099
GRAMM JEFFERSONDirector and Beneficial Owner of more than 10% of a Class of SecuritySaleAug 18, 20220
MIKOLAJCZYK MICHAEL EDirectorSaleAug 18, 202231,456

Institution ownership

RBCN institution ownership
Holder% heldSharesValueReported
Bandera Partners LLC5.21%128,323192.48KSep 29, 2022
Renaissance Technologies, LLC3.68%90,671136.01KSep 29, 2022
CSS LLC1.89%46,65469.98KSep 29, 2022
Ameriprise Financial, Inc.1.43%35,33953.01KSep 29, 2022
Citadel Advisors Llc0.87%21,41232.12KSep 29, 2022
Blackrock Inc.0.82%20,13730.20KSep 29, 2022

Fund ownership

RBCN fund ownership
Holder% heldSharesValueReported
Fidelity Extended Market Index Fund0.26%6,3129.47KNov 29, 2022
Fidelity Series Total Market Index Fund0.08%2,0323.05KNov 29, 2022
Fidelity Total Market Index Fund0.05%1,3231.98KNov 29, 2022
DFA U.S. Micro Cap Series0.04%9971.50KOct 30, 2022
DFA U.S. Core Equity 2 Portfolio0.03%7131.07KOct 30, 2022
DFA U.S. Core Equity 1 Portfolio0.02%568852Oct 30, 2022
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