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 September 08, 2026 is 0.00.
| Rubicon Technology PE Ratio Historical Data | |||
|---|---|---|---|
| Date | Stock Price | TTM Net EPS | PE Ratio |
| 2026-09-04 | 6.26 | 4.38 | |
| 2026-06-30 | 5.80 | $1.43 | 4.06 |
| 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 | $0.059B | $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 | $1702.714B | 41.76 |
| SK Hynix - (SKHY) | $1292.972B | 0.00 | |
| Lam Research (LRCX) | United States | $384.969B | 52.86 |
| Applied Materials (AMAT) | United States | $360.857B | 41.68 |
| ARM Holdings (ARM) | United Kingdom | $269.252B | 274.01 |
| Marvell Technology (MRVL) | United States | $196.031B | 89.78 |
| QUALCOMM (QCOM) | United States | $177.216B | 19.09 |
| Infineon Technologies AG (IFNNY) | Germany | $86.310B | 37.85 |
| ASE Technology Holding (ASX) | Taiwan | $83.846B | 43.62 |
| United Microelectronics (UMC) | Taiwan | $52.291B | 19.41 |
| Credo Technology (CRDO) | Cayman Islands | $32.059B | 57.62 |
| Qnity Electronics (Q) | United States | $25.203B | 29.38 |
| Tower Semiconductor (TSEM) | Israel | $25.002B | 87.88 |
| GlobalFoundries (GFS) | United States | $24.807B | 31.84 |
| Entegris (ENTG) | United States | $21.158B | 43.22 |
| Lattice Semiconductor (LSCC) | United States | $15.879B | 199.83 |
| Rohm (ROHCY) | Japan | $12.179B | 53.47 |
| Amkor Technology (AMKR) | United States | $11.869B | 21.42 |
| Nova (NVMI) | Israel | $11.826B | 43.88 |
| Rambus (RMBS) | United States | $9.269B | 38.15 |
| Applied Optoelectronics (AAOI) | United States | $8.925B | 0.00 |
| FormFactor (FORM) | United States | $8.100B | 57.72 |
| Allegro MicroSystems (ALGM) | United States | $6.824B | 85.14 |
| Cirrus Logic (CRUS) | United States | $5.674B | 13.67 |
| Soitec SA (SLOIF) | France | $5.413B | 0.00 |
| Impinj (PI) | United States | $5.273B | 539.28 |
| Greif (GEF.B) | United States | $5.015B | 27.64 |
| Diodes (DIOD) | United States | $4.227B | 49.89 |
| AXT Inc (AXTI) | United States | $4.042B | 3082.00 |
| Synaptics (SYNA) | United States | $3.871B | 78.56 |
| Navitas Semiconductor (NVTS) | United States | $3.081B | 0.00 |
| Ambarella (AMBA) | United States | $2.759B | 0.00 |
| Himax Technologies (HIMX) | Taiwan | $2.386B | 66.41 |
| NLight (LASR) | United States | $2.311B | 0.00 |
| Ams-OSRAM AG (AMSSY) | Austria | $2.216B | 0.00 |
| Ichor Holdings (ICHR) | United States | $2.112B | 626.44 |
| Ambiq Micro (AMBQ) | United States | $1.389B | 0.00 |
| POET Technologies (POET) | Canada | $1.216B | 0.00 |
| Indie Semiconductor (INDI) | United States | $0.835B | 0.00 |
| Alpha And Omega Semiconductor (AOSL) | United States | $0.763B | 0.00 |
| IQE (IQEPF) | United Kingdom | $0.643B | 0.00 |
| NVE (NVEC) | United States | $0.486B | 26.99 |
| SEALSQ (LAES) | Switzerland | $0.467B | 0.00 |
| Aeluma (ALMU) | United States | $0.237B | 0.00 |
| Silvaco (SVCO) | United States | $0.222B | 0.00 |
| QuickLogic (QUIK) | United States | $0.197B | 0.00 |
| Valens Semiconductor (VLN) | Israel | $0.185B | 0.00 |
| Quantum-Si (QSI) | United States | $0.168B | 0.00 |
| GCT Semiconductor Holding (GCTS) | United States | $0.163B | 0.00 |
| Atomera (ATOM) | United States | $0.158B | 0.00 |
| Coda Octopus Group (CODA) | United States | $0.115B | 23.65 |
| Sono-Tek (SOTK) | United States | $0.079B | 38.62 |
| Nano Labs (NA) | China | $0.053B | 0.00 |
| Sequans Communications S.A (SQNS) | France | $0.042B | 0.00 |
| SemiLEDS (LEDS) | Taiwan | $0.016B | 0.00 |
| Mobix Labs (MOBX) | United States | $0.016B | 0.00 |
| Semilux (SELX) | Taiwan | $0.016B | 0.00 |
| SmartKem (SMTK) | United Kingdom | $0.001B | 0.00 |
| SkyWater Technology (SKYT) | United States | $0.000B | 0.00 |