Rubicon Technology PE Ratio 2008-2021 | RBCN

Current and historical p/e ratio for Rubicon Technology (RBCN) from 2008 to 2021. The price to earnings ratio is calculated by taking the latest closing price and dividing it by the most recent earnings per share (EPS) number. The PE ratio is a simple way to assess whether a stock is over or under valued and is the most widely used valuation measure. Rubicon Technology PE ratio as of July 30, 2021 is 78.33.

Please refer to the Stock Price Adjustment Guide for more information on our historical prices.

Rubicon Technology PE Ratio Historical Data
Date Stock Price TTM Net EPS PE Ratio
2021-07-30 9.40 78.33
2021-03-31 10.32 $0.12 86.00
2020-12-31 9.05 $-0.39 0.00
2020-09-30 8.50 $-0.24 0.00
2020-06-30 8.13 $-0.29 0.00
2020-03-31 7.72 $-1.28 0.00
2019-12-31 8.32 $-0.42 0.00
2019-09-30 9.57 $-0.42 0.00
2019-06-30 8.30 $-0.03 0.00
2019-03-31 8.07 $0.33 24.45
2018-12-31 7.90 $0.30 26.33
2018-09-30 8.98 $0.30 29.93
2018-06-30 7.89 $-0.37 0.00
2018-03-31 6.95 $-2.58 0.00
2017-12-31 7.98 $-4.47 0.00
2017-09-30 8.26 $-12.97 0.00
2017-06-30 9.26 $-21.96 0.00
2017-03-31 8.33 $-22.90 0.00
2016-12-31 6.00 $-23.80 0.00
2016-09-30 6.30 $-20.20 0.00
2016-06-30 6.80 $-29.20 0.00
2016-03-31 7.30 $-29.40 0.00
2015-12-31 11.40 $-29.80 0.00
2015-09-30 10.30 $-28.50 0.00
2015-06-30 24.30 $-15.40 0.00
2015-03-31 39.40 $-16.00 0.00
2014-12-31 45.70 $-17.10 0.00
2014-09-30 42.50 $-20.20 0.00
2014-06-30 87.50 $-17.50 0.00
2014-03-31 112.90 $-16.20 0.00
2013-12-31 99.50 $-13.40 0.00
2013-09-30 121.10 $-7.20 0.00
2013-06-30 79.70 $-4.50 0.00
2013-03-31 66.00 $-2.50 0.00
2012-12-31 61.10 $-2.50 0.00
2012-09-30 95.80 $-1.60 0.00
2012-06-30 102.00 $1.80 56.67
2012-03-31 104.30 $6.50 16.05
2011-12-31 93.90 $16.00 5.87
2011-09-30 109.30 $22.00 4.97
2011-06-30 168.60 $22.00 7.66
2011-03-31 276.80 $19.70 14.05
2010-12-31 210.80 $12.40 17.00
2010-09-30 226.90 $5.60 40.52
2010-06-30 297.90 $1.10 270.82
2010-03-31 202.00 $-2.20 0.00
2009-12-31 203.10 $-4.80 0.00
2009-09-30 148.40 $-5.30 0.00
2009-06-30 142.80 $-3.60 0.00
2009-03-31 53.10 $-1.10 0.00
2008-12-31 42.60 $1.80 23.67
2008-09-30 72.20 $-15.50 0.00
Sector Industry Market Cap Revenue
Computer and Technology Semiconductors $0.023B $0.004B
Rubicon Technology, Inc. is a vertically integrated advanced electronic materials provider specializing in monocrystalline sapphire for applications in light-emitting diodes, optical systems and specialty electronic devices. Rubicon has a proprietary technology platform and expertise extending from the preparation of raw aluminum oxide through sapphire crystal growth and fabrication to large-diameter polished sapphire wafers and patterned sapphire substrates, enabling Rubicon to supply custom sapphire products with superior quality and precision. Rubicon is ISO 9001 certified and ITAR registered.
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