Rubicon Technology PE Ratio 2012-2026 | RBCN
Current and historical p/e ratio for Rubicon Technology (RBCN) from 2012 to 2026. 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 June 12, 2026 is 0.00.
| Rubicon Technology PE Ratio Historical Data | |||
|---|---|---|---|
| Date | Stock Price | TTM Net EPS | PE Ratio |
| 2026-06-11 | 5.35 | 6.22 | |
| 2026-03-31 | 3.01 | $0.86 | 3.50 |
| 2025-12-31 | 2.75 | $0.48 | 5.73 |
| 2025-09-30 | 4.18 | $-0.30 | 0.00 |
| 2025-06-30 | 2.10 | $-0.17 | 0.00 |
| 2025-03-31 | 2.18 | $-0.05 | 0.00 |
| 2024-12-31 | 1.65 | $-0.02 | 0.00 |
| 2024-09-30 | 1.37 | $0.08 | 17.13 |
| 2024-06-30 | 0.73 | $-0.02 | 0.00 |
| 2024-03-31 | 0.84 | $0.14 | 6.00 |
| 2022-12-31 | 1.44 | $0.38 | 3.79 |
| 2022-09-30 | 2.14 | $0.34 | 6.29 |
| 2022-06-30 | 9.19 | $0.51 | 18.02 |
| 2022-03-31 | 9.28 | $0.24 | 38.67 |
| 2021-12-31 | 8.97 | $-0.30 | 0.00 |
| 2021-09-30 | 10.15 | $-0.52 | 0.00 |
| 2021-06-30 | 9.50 | $-0.65 | 0.00 |
| 2021-03-31 | 10.32 | $0.08 | 129.00 |
| 2020-12-31 | 9.05 | $-0.43 | 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 | $-0.37 | 0.00 |
| 2019-06-30 | 8.30 | $0.02 | 415.00 |
| 2019-03-31 | 8.07 | $0.38 | 21.24 |
| 2018-12-31 | 7.90 | $0.35 | 22.57 |
| 2018-09-30 | 8.98 | $-1.83 | 0.00 |
| 2018-06-30 | 7.89 | $-2.50 | 0.00 |
| 2018-03-31 | 6.95 | $-4.71 | 0.00 |
| 2017-12-31 | 7.98 | $-6.60 | 0.00 |
| 2017-09-30 | 8.26 | $-13.01 | 0.00 |
| 2017-06-30 | 9.26 | $-22.00 | 0.00 |
| 2017-03-31 | 8.30 | $-22.96 | 0.00 |
| 2016-12-31 | 6.00 | $-23.86 | 0.00 |
| 2016-09-30 | 6.30 | $-20.22 | 0.00 |
| 2016-06-30 | 6.80 | $-29.22 | 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 | $-28.40 | 0.00 |
| 2015-06-30 | 24.30 | $-15.30 | 0.00 |
| 2015-03-31 | 39.40 | $-15.90 | 0.00 |
| 2014-12-31 | 45.70 | $-17.00 | 0.00 |
| 2014-09-30 | 42.50 | $-20.30 | 0.00 |
| 2014-06-30 | 87.50 | $-17.60 | 0.00 |
| 2014-03-31 | 112.90 | $-16.30 | 0.00 |
| 2013-12-31 | 99.50 | $-13.50 | 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 | $-1.50 | 0.00 |
| 2012-06-30 | 102.00 | $1.90 | 53.68 |
| 2012-03-31 | 104.30 | $6.60 | 15.80 |
| 2011-12-31 | 93.90 | $16.10 | 5.83 |
| 2011-09-30 | 109.30 | $22.40 | 4.88 |
| 2011-06-30 | 168.60 | $22.40 | 7.53 |
| 2011-03-31 | 276.80 | $20.10 | 13.77 |
| 2010-12-31 | 210.80 | $12.80 | 16.47 |
| 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 | $-5.20 | 0.00 |
| 2009-06-30 | 142.80 | $-3.50 | 0.00 |
| 2009-03-31 | 53.10 | $-1.00 | 0.00 |
| 2008-12-31 | 42.60 | $1.90 | 22.42 |
| 2008-09-30 | 72.20 | $-15.50 | 0.00 |
| Sector | Industry | Market Cap | Revenue |
|---|---|---|---|
| Computer and Technology | Semiconductors | $0.031B | $0.043B |
| 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. | |||
| Stock Name | Country | Market Cap | PE Ratio |
|---|---|---|---|
| Broadcom (AVGO) | United States | $1759.166B | 62.34 |
| Lam Research (LRCX) | United States | $329.251B | 53.81 |
| Applied Materials (AMAT) | United States | $317.039B | 42.41 |
| ARM Holdings (ARM) | United Kingdom | $157.347B | 158.44 |
| QUALCOMM (QCOM) | United States | $136.640B | 12.81 |
| Marvell Technology (MRVL) | United States | $112.359B | 57.11 |
| Infineon Technologies AG (IFNNY) | Germany | $61.677B | 30.99 |
| ASE Technology Holding (ASX) | Taiwan | $55.097B | 42.83 |
| Qnity Electronics (Q) | United States | $27.382B | 0.00 |
| GlobalFoundries (GFS) | United States | $27.226B | 34.46 |
| United Microelectronics (UMC) | Taiwan | $24.468B | 18.04 |
| Tower Semiconductor (TSEM) | Israel | $22.894B | 105.49 |
| Credo Technology (CRDO) | Cayman Islands | $22.058B | 66.44 |
| Entegris (ENTG) | United States | $20.569B | 49.21 |
| Nova (NVMI) | Israel | $15.766B | 61.47 |
| Lattice Semiconductor (LSCC) | United States | $14.522B | 392.96 |
| Amkor Technology (AMKR) | United States | $14.363B | 38.38 |
| Rambus (RMBS) | United States | $11.945B | 54.14 |
| Applied Optoelectronics (AAOI) | United States | $11.325B | 0.00 |
| FormFactor (FORM) | United States | $9.651B | 145.65 |
| Rohm (ROHCY) | Japan | $8.690B | 0.00 |
| Cirrus Logic (CRUS) | United States | $8.161B | 20.78 |
| Allegro MicroSystems (ALGM) | United States | $6.948B | 170.46 |
| Diodes (DIOD) | United States | $3.822B | 68.09 |
| NLight (LASR) | United States | $3.647B | 0.00 |
| AXT Inc (AXTI) | United States | $3.567B | 0.00 |
| Impinj (PI) | United States | $3.070B | 216.04 |
| Synaptics (SYNA) | United States | $2.858B | 45.28 |
| Soitec SA (SLOIF) | France | $2.651B | 0.00 |
| Ambarella (AMBA) | United States | $2.311B | 0.00 |
| Navitas Semiconductor (NVTS) | United States | $2.202B | 0.00 |
| Ichor Holdings (ICHR) | United States | $1.998B | 0.00 |
| Himax Technologies (HIMX) | Taiwan | $1.606B | 35.98 |
| SkyWater Technology (SKYT) | United States | $1.415B | 0.00 |
| Ams-OSRAM AG (AMSSY) | Austria | $1.336B | 19.68 |
| POET Technologies (POET) | Canada | $0.929B | 0.00 |
| Alpha And Omega Semiconductor (AOSL) | United States | $0.773B | 0.00 |
| Indie Semiconductor (INDI) | United States | $0.651B | 0.00 |
| Ambiq Micro (AMBQ) | United States | $0.613B | 0.00 |
| IQE (IQEPF) | United Kingdom | $0.493B | 0.00 |
| SEALSQ (LAES) | Switzerland | $0.405B | 0.00 |
| NVE (NVEC) | United States | $0.371B | 26.24 |
| Silvaco (SVCO) | United States | $0.228B | 0.00 |
| Atomera (ATOM) | United States | $0.197B | 0.00 |
| QuickLogic (QUIK) | United States | $0.197B | 0.00 |
| Aeluma (ALMU) | United States | $0.194B | 0.00 |
| Quantum-Si (QSI) | United States | $0.160B | 0.00 |
| Coda Octopus Group (CODA) | United States | $0.138B | 33.94 |
| Valens Semiconductor (VLN) | Israel | $0.137B | 0.00 |
| GCT Semiconductor Holding (GCTS) | United States | $0.093B | 0.00 |
| Nano Labs (NA) | China | $0.091B | 0.00 |
| Sono-Tek (SOTK) | United States | $0.062B | 39.50 |
| Sequans Communications S.A (SQNS) | France | $0.037B | 0.00 |
| Pixelworks (PXLW) | United States | $0.035B | 0.00 |
| Mobix Labs (MOBX) | United States | $0.025B | 0.00 |
| Semilux (SELX) | Taiwan | $0.016B | 0.00 |
| SemiLEDS (LEDS) | Taiwan | $0.011B | 0.00 |
| SmartKem (SMTK) | United Kingdom | $0.003B | 0.00 |