Compare Stocks Compare stocks with our powerful stock comparison tool. Analyze fundamentals, price performance, and key financial indicators to make informed investment decisions. Our tool lets you compare up to ten stocks side by side based on Performance Charts, Price & Volume, MarketRank™, Analyst Ratings, Sales & Book Value, Profitability & Earnings, Dividends, Debt, Ownership, Headlines, and more. Simply enter up to ten stock symbols (e.g., BAC, JPM, WFC, C, GS) to get started and uncover top investment opportunities. Stocks to Compare Sections All Sections Selected Performance Chart Price & Volume MarketRank Analyst Ratings Sales & Book Value Profitability & Earnings Dividends Debt Ownership Miscellaneous Headlines About Compare NASDAQ:ASYS NASDAQ:GENC NASDAQ:PPIH NASDAQ:RR On This Page Performance ChartPrice & VolumeMarketRank™Analyst RatingsSales & Book ValueProfitability & EarningsDividendsDebtOwnershipMiscellaneousHeadlinesAbout Comparison Ideas Stock Ideas Comparative Price Performance Over Time1 day7 days30 days90 days365 daysCompare Price & VolumeCompanyCurrent Price50-Day Moving Average52-Week RangeMarket CapBetaAvg. VolumeToday's VolumeASYSAmtech Systems$4.56-3.0%$4.39$3.20▼$6.81$67.35M1.5834,131 shs90,064 shsGENCGencor Industries$14.11-3.2%$14.50$10.80▼$22.92$206.82M0.5228,019 shs81,552 shsPPIHPerma-Pipe International$21.10-4.8%$20.43$8.23▼$25.65$176.89M0.4638,538 shs49,230 shsRRRichtech Robotics$1.82-4.2%$2.05$0.30▼$5.20$217.56M-4.518.67 million shs5.89 million shsBeginner's Guide To Retirement StocksEnter your email address and we'll send you MarketBeat's list of seven best retirement stocks and why they should be in your portfolio. Get This Free ReportCompare Price PerformanceCompany1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year PerformanceASYSAmtech Systems-2.98%-2.56%+0.66%+26.67%-20.56%GENCGencor Industries-3.22%-10.70%-3.82%+8.54%-42.71%PPIHPerma-Pipe International-4.78%-12.16%-12.34%+56.30%+122.34%RRRichtech Robotics-4.21%-9.45%-9.45%-16.51%+22.15%Compare MarketRank™CompanyOverall ScoreAnalyst's OpinionShort Interest ScoreDividend StrengthESG ScoreNews and Social Media SentimentCompany OwnershipEarnings & ValuationASYSAmtech Systems3.2981 of 5 stars0.05.00.00.02.42.52.5GENCGencor Industries1.7428 of 5 stars0.05.00.00.01.71.71.3PPIHPerma-Pipe InternationalN/AN/AN/AN/AN/AN/AN/AN/ARRRichtech Robotics3.0633 of 5 stars3.54.00.00.03.32.50.0Compare Analyst ForecastsCompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current PriceASYSAmtech Systems 0.00N/AN/AN/AGENCGencor Industries 0.00N/AN/AN/APPIHPerma-Pipe International 0.00N/AN/AN/ARRRichtech Robotics 3.00Buy$3.2578.57% UpsideCurrent Analyst Ratings BreakdownCompare Sales & Book ValueCompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/BookASYSAmtech Systems$90.83M0.72$0.11 per share43.38$5.79 per share0.79GENCGencor Industries$116.09M1.78$1.30 per share10.85$12.39 per share1.14PPIHPerma-Pipe International$158.38M1.06$1.56 per share13.56$9.04 per share2.33RRRichtech Robotics$4.24M49.15N/AN/A$0.45 per share4.04Compare Profitability & EarningsCompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings DateASYSAmtech Systems-$8.49M-$2.22N/A10.60N/A-34.79%-2.51%-1.67%8/6/2025 (Estimated)GENCGencor Industries$14.67M$0.9512.83∞N/A14.33%8.60%8.01%N/APPIHPerma-Pipe International$8.98M$1.5413.70∞N/A7.31%17.84%7.81%9/10/2025 (Estimated)RRRichtech Robotics-$8.14M-$0.15N/A∞N/A-281.42%-31.58%-30.03%N/ALatest ASYS, RR, GENC, and PPIH EarningsDateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails8/6/2025Q3 2025ASYSAmtech Systems-$0.08N/AN/AN/A$17.00 millionN/A6/13/2025Q1 2026PPIHPerma-Pipe InternationalN/A$0.61N/A$0.61N/A$46.75 million5/14/2025Q1 2025RRRichtech Robotics-$0.02-$0.04-$0.02-$0.04$1.91 million$1.17 millionCompare DividendsCompanyAnnual PayoutDividend Yield3-Year Dividend GrowthPayout RatioYears of Consecutive GrowthASYSAmtech SystemsN/AN/AN/AN/AN/AGENCGencor IndustriesN/AN/AN/AN/AN/APPIHPerma-Pipe InternationalN/AN/AN/AN/AN/ARRRichtech RoboticsN/AN/AN/AN/AN/ACompare DebtCompanyDebt-to-Equity RatioCurrent RatioQuick RatioASYSAmtech SystemsN/A3.242.00GENCGencor IndustriesN/A26.5517.52PPIHPerma-Pipe International0.051.951.72RRRichtech Robotics0.0175.7473.23Compare OwnershipInstitutional OwnershipCompanyInstitutional OwnershipASYSAmtech Systems50.21%GENCGencor IndustriesN/APPIHPerma-Pipe International28.43%RRRichtech Robotics0.01%Insider OwnershipCompanyInsider OwnershipASYSAmtech Systems8.00%GENCGencor Industries30.45%PPIHPerma-Pipe International6.00%RRRichtech Robotics41.30%Compare Miscellaneous StatsCompanyEmployeesShares OutstandingFree FloatOptionableASYSAmtech Systems33014.31 million13.17 millionOptionableGENCGencor Industries37014.66 million10.20 millionOptionablePPIHPerma-Pipe International6107.98 million7.50 millionOptionableRRRichtech Robotics51114.50 million67.21 millionN/AASYS, RR, GENC, and PPIH HeadlinesRecent News About These CompaniesTakeaway of Rolls-Royce earnings and impact on its share priceJuly 31 at 4:03 AM | invezz.comIRichtech (RR) Expands Business with New China AgreementJuly 29, 2025 | msn.comRolls-Royce share price drops: July 31 will be crucialJuly 23, 2025 | invezz.comIRR | Richtech Robotics Inc. Cl B Company Profile & Executives - WSJJuly 18, 2025 | wsj.comShould you buy Rolls-Royce stock as it invests in expanding US manufacturing?July 15, 2025 | invezz.comITop 2 catalysts for the Rolls-Royce share price in JulyJuly 14, 2025 | invezz.comITop 2 catalysts for the Rolls-Royce share price in JulyJuly 14, 2025 | invezz.comIRichtech Robotics (RR) Secures $4M Sales Deal for AI Robot Product LinesJuly 12, 2025 | insidermonkey.comRichtech Robotics (NASDAQ:RR) Stock Price Down 1.7% - What's Next?July 5, 2025 | marketbeat.comRichtech Robotics Announces Inclusion in US small-cap Russell 2000® and Russell 3000® IndicesJuly 1, 2025 | finance.yahoo.comRichtech Robotics joins Russell 2000 IndexJuly 1, 2025 | msn.comRichtech Robotics Inc. Added to Russell 2000® Index, Highlighting Growth in AI-Driven RoboticsJuly 1, 2025 | quiverquant.comQRichtech Robotics Announces Inclusion in US small-cap Russell 2000® and Russell 3000® IndicesJuly 1, 2025 | globenewswire.comRichtech Robotics Joint Venture Partner Secures $4M Sales Agreement to Expand Reach in Asia’s AI Robotics MarketJune 30, 2025 | finance.yahoo.comRichtech Robotics Joint Venture Partner Secures $4M Sales Agreement to Expand Reach in Asia's AI Robotics MarketJune 30, 2025 | globenewswire.comRolls-Royce share price nears 1,000p—but a pullback may be nextJune 30, 2025 | invezz.comIRichtech Robotics Enters Joint Venture with Beijing City of Design Development to Enhance AI-Driven Service Robotics R&D and Deployment - NasdaqJune 29, 2025 | nasdaq.comNASDAQ:RR Financials | Richtech Robotics Inc - Investing.comJune 28, 2025 | investing.comRichtech Robotics Inc. Cl B Financials | RR | Barron'sJune 27, 2025 | barrons.comRichtech Robotics Enters Joint Venture with Beijing City of Design Development to Enhance AI-Driven Service Robotics R&D and DeploymentJune 27, 2025 | quiverquant.comQRichtech Robotics and Beijing City of Design Development Sign Agreement to Accelerate Design of Next-Gen AI-Powered Service RoboticsJune 27, 2025 | globenewswire.comNew MarketBeat Followers Over TimeMedia Sentiment Over TimeTop HeadlinesView All Headlines3 Defense Leaders Set to Gain From Rising Military SpendBy Chris Markoch | July 5, 2025View 3 Defense Leaders Set to Gain From Rising Military SpendForget the Weak Dollar—These 3 Travel Stocks Are Still Taking OffBy Chris Markoch | July 6, 2025View Forget the Weak Dollar—These 3 Travel Stocks Are Still Taking Off3 High-Risk, High-Reward Stocks With Explosive UpsideBy Nathan Reiff | July 16, 2025View 3 High-Risk, High-Reward Stocks With Explosive UpsideMicron Insiders Sell But Investors Should Buy, Buy, BuyBy Thomas Hughes | July 7, 2025View Micron Insiders Sell But Investors Should Buy, Buy, BuyQualcomm: Undervalued Chip Stock in Breakout UptrendBy Sam Quirke | July 17, 2025View Qualcomm: Undervalued Chip Stock in Breakout UptrendASYS, RR, GENC, and PPIH Company DescriptionsAmtech Systems NASDAQ:ASYS$4.56 -0.14 (-2.98%) Closing price 08/1/2025 04:00 PM EasternExtended Trading$4.50 -0.06 (-1.43%) As of 08/1/2025 07:02 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.Amtech Systems, Inc. manufactures and sells capital equipment and related consumables for use in fabricating silicon carbide (SiC), silicon power devices, analog and discrete devices, electronic assemblies, and light-emitting diodes (LEDs) worldwide. The company operates through Semiconductor and Material and Substrate segments. The Semiconductor segment designs, manufactures, sells, and services thermal processing equipment, including solder reflow ovens, horizontal diffusion furnaces, and custom high-temp belt furnaces for use by semiconductor, electronics, and electro/mechanical assembly manufacturers; and diffusion and reflow thermal systems, as well as wafer cleaning equipment and related services. The Material and Substrate segment manufactures and sells consumables and machinery for lapping and polishing of materials, such as silicon wafers for semiconductor products; sapphire substrates for LED lighting and mobile devices; silicon carbide wafers for LED and power device applications; various glass and silica components for 3D image transmission; quartz and ceramic components for telecommunications devices; and medical device components, and optical and photonics applications. It also offers substrate products comprising of double-sided wafer cleaning system, entegrity head tester, substrate carrier, substrate polishing templates, double-sided lapping and polishing machines, single-sided polisher, and substrate process chemicals. The company sells its products through sales personnel, as well as a network of independent sales representatives and distributors. Amtech Systems, Inc. was incorporated in 1981 and is headquartered in Tempe, Arizona.Gencor Industries NASDAQ:GENC$14.11 -0.47 (-3.22%) Closing price 08/1/2025 04:00 PM EasternExtended Trading$15.18 +1.07 (+7.55%) As of 08/1/2025 05:54 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.Gencor Industries, Inc., together with its subsidiaries, designs, manufactures, and sells heavy machinery used in the production of highway construction materials and environmental control equipment. It offers hot-mix asphalt plants to produce asphalt paving materials; related asphalt plant equipment, including hot-mix storage silos, fabric filtration systems, cold feed bins, and other plant components; and a range of mobile batch plants. The company also provides combustion systems that transform solid, liquid, or gaseous fuels into usable energy, or burn multiple fuels in asphalt and aggregate drying industries; and combustion systems for rotary dryers, kilns, fume and liquid incinerators, and fuel heaters, as well as industrial incinerators. In addition, it offers thermal fluid heat transfer systems that transfer heat for storage, heating, and pumping viscous materials, such as asphalt, chemicals, heavy oils, etc. in various industrial and petrochemical applications; specialty storage tanks for various industrial uses; and asphalt pavers under the Blaw-Knox brand. The company sells its products primarily to the highway construction industry through its sales representatives, and independent dealers and agents worldwide. The company was formerly known as Mechtron International Corporation and changed its name to Gencor Industries, Inc. in 1987. Gencor Industries, Inc. was founded in 1894 and is based in Orlando, Florida.Perma-Pipe International NASDAQ:PPIH$21.10 -1.06 (-4.78%) Closing price 08/1/2025 04:00 PM EasternExtended Trading$20.98 -0.13 (-0.59%) As of 08/1/2025 04:10 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.Perma-Pipe International Holdings, Inc., together with its subsidiaries, engineers, designs, manufactures, and sells specialty piping and leak detection systems. It offers insulated and jacketed district heating and cooling piping systems for energy distribution from central energy plants to various locations; and primary and secondary containment piping systems for transporting chemicals, hazardous fluids, and petroleum products, as well as engages in the coating and insulation of oil and gas gathering and transmission pipelines. The company also offers liquid and powder based anti-corrosion coatings for external and internal surfaces of steel pipe, including shapes like bends, reducers, tees, and other spools/fittings that is used in pipelines for the transportation of oil and gas products and potable water. It has operations in the United States, Canada, the Middle East, North Africa, Europe, India, and internationally. The company was formerly known as MFRI, Inc. and changed its name to Perma-Pipe International Holdings, Inc. in March 2017. Perma-Pipe International Holdings, Inc. was incorporated in 1993 and is headquartered in Spring, Texas.Richtech Robotics NASDAQ:RR$1.82 -0.08 (-4.21%) Closing price 08/1/2025 04:00 PM EasternExtended Trading$1.82 +0.00 (+0.27%) As of 08/1/2025 07:58 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.Richtech Robotics Inc. develops, manufactures, deploys, and sells robotic solutions for automation in the service industry. The company offers indoor transport and delivery, sanitation, and food and beverage automation solutions, such as ADAM and ARM worker robots; delivery robots, including Matradee, Matradee X, Matradee L, Richie, and Robbie; and cleaning robots comprising DUST-E SX, and DUST-E MX, as well as accessories, such as bus tubs, cup holders, magnetic tray cases, smartwatches, table location systems, and tray covers. It primarily serves restaurants, hotels, casinos, senior living centers, factories, and retail centers, as well as hospitals, and movie theaters. The company was formerly known as Richtech Creative Displays LLC and changed its name to Richtech Robotics Inc. on June 22, 2022. Richtech Robotics Inc. was incorporated in 2016 and is headquartered in Las Vegas, Nevada. 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