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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:AAOI NASDAQ:ALGM NASDAQ:SITM NASDAQ:TSEM 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 VolumeAAOIApplied Optoelectronics$24.34-1.8%$24.65$8.55▼$44.50$1.52B2.724.47 million shs5.83 million shsALGMAllegro MicroSystems$31.76-1.2%$33.28$16.38▼$38.45$5.88B1.742.76 million shs842,225 shsSITMSiTime$231.63-3.9%$210.88$105.40▼$268.18$6.02B2.2328,640 shs417,571 shsTSEMTower Semiconductor$57.57+5.2%$46.04$28.64▼$57.87$6.38B0.77762,349 shs2.09 million shsAnalysts Agree—These Gold Picks Outshine the RestUnlock the timeless value of gold with our exclusive 2025 Gold Forecasting Report. Explore why gold remains the ultimate investment for safeguarding wealth against inflation, economic shifts, and global uncertainties. Whether you're planning for future generations or seeking a reliable asset in turbulent times, this report is your essential guide to making informed decisions.Get This Free ReportCompare Price PerformanceCompany1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year PerformanceAAOIApplied Optoelectronics0.00%+10.87%-8.63%+38.65%+155.30%ALGMAllegro MicroSystems0.00%+4.66%-4.66%+26.40%+28.57%SITMSiTime0.00%+8.82%+26.72%+21.96%+66.48%TSEMTower Semiconductor0.00%+16.77%+16.40%+34.70%+32.10%Compare MarketRank™CompanyOverall ScoreAnalyst's OpinionShort Interest ScoreDividend StrengthESG ScoreNews and Social Media SentimentCompany OwnershipEarnings & ValuationAAOIApplied Optoelectronics2.786 of 5 stars3.32.00.00.02.43.30.6ALGMAllegro MicroSystems3.4281 of 5 stars3.54.00.00.02.60.81.9SITMSiTime1.2115 of 5 stars1.33.00.00.02.42.50.6TSEMTower Semiconductor3.2364 of 5 stars2.53.00.00.03.51.72.5Compare Analyst ForecastsCompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current PriceAAOIApplied Optoelectronics 2.67Moderate Buy$27.2011.75% UpsideALGMAllegro MicroSystems 2.90Moderate Buy$37.5618.25% UpsideSITMSiTime 2.67Moderate Buy$240.003.61% UpsideTSEMTower Semiconductor 3.00Buy$64.2511.60% UpsideCurrent Analyst Ratings BreakdownLatest AAOI, SITM, ALGM, and TSEM Analyst RatingsDateCompanyBrokerageActionRatingPrice TargetDetails8/14/2025SITMSiTimeUBS GroupSubscribe to MarketBeat All Access for the recommendation accuracy ratingInitiated CoverageBuy$260.008/11/2025ALGMAllegro MicroSystemsZacks ResearchSubscribe to MarketBeat All Access for the recommendation accuracy ratingUpgradeHold8/8/2025AAOIApplied OptoelectronicsNorthland SecuritiesSubscribe to MarketBeat All Access for the recommendation accuracy ratingSet Price Target$30.008/8/2025AAOIApplied OptoelectronicsRaymond James FinancialSubscribe to MarketBeat All Access for the recommendation accuracy ratingBoost Price TargetOutperform ➝ Outperform$18.00 ➝ $25.008/8/2025AAOIApplied OptoelectronicsB. RileySubscribe to MarketBeat All Access for the recommendation accuracy ratingReiterated RatingNeutral ➝ Neutral$13.00 ➝ $15.008/7/2025SITMSiTimeBarclaysSubscribe to MarketBeat All Access for the recommendation accuracy ratingBoost Price TargetUnderweight ➝ Underweight$180.00 ➝ $220.008/5/2025TSEMTower SemiconductorWedbushSubscribe to MarketBeat All Access for the recommendation accuracy ratingSet Price TargetOutperform ➝ Outperform$65.008/5/2025TSEMTower SemiconductorSusquehannaSubscribe to MarketBeat All Access for the recommendation accuracy ratingSet Price TargetPositive ➝ Positive$60.00 ➝ $66.008/4/2025TSEMTower SemiconductorBenchmarkSubscribe to MarketBeat All Access for the recommendation accuracy ratingReiterated RatingBuy ➝ Buy$60.00 ➝ $66.008/1/2025ALGMAllegro MicroSystemsMizuhoSubscribe to MarketBeat All Access for the recommendation accuracy ratingBoost Price TargetOutperform ➝ Outperform$37.00 ➝ $40.008/1/2025ALGMAllegro MicroSystemsMorgan StanleySubscribe to MarketBeat All Access for the recommendation accuracy ratingLower Price TargetEqual Weight ➝ Equal Weight$38.00 ➝ $35.00(Data available from 8/25/2022 forward. View 10+ years of historical ratings with our analyst ratings screener.)Compare Sales & Book ValueCompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/BookAAOIApplied Optoelectronics$249.37M6.09N/AN/A$4.89 per share4.98ALGMAllegro MicroSystems$725.01M8.11$0.43 per share74.14$5.06 per share6.28SITMSiTime$202.70M29.71N/AN/A$29.95 per share7.73TSEMTower Semiconductor$1.49B4.29$4.49 per share12.81$23.82 per share2.42Compare Profitability & EarningsCompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings DateAAOIApplied Optoelectronics-$186.73M-$3.36N/A39.26N/A-42.29%-10.60%-5.19%11/6/2025 (Estimated)ALGMAllegro MicroSystems-$73.01M-$0.37N/A122.15N/A-9.00%2.09%1.36%10/30/2025 (Estimated)SITMSiTime-$93.60M-$3.48N/AN/AN/A-32.15%-7.54%-6.16%11/5/2025 (Estimated)TSEMTower Semiconductor$207.86M$1.7433.0925.70N/A13.20%7.37%6.34%11/12/2025 (Estimated)Latest AAOI, SITM, ALGM, and TSEM EarningsDateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails8/7/2025Q2 2025AAOIApplied Optoelectronics-$0.08-$0.16-$0.08-$0.16$104.96 million$102.95 million8/6/2025Q2 2025SITMSiTime$0.29$0.47+$0.18-$0.84$64.66 million$69.49 million8/4/2025Q2 2025TSEMTower Semiconductor$0.47$0.41-$0.06$0.41$371.63 million$372.06 million7/31/2025Q1 2026ALGMAllegro MicroSystems$0.09$0.09N/A-$0.07$197.82 million$203.41 millionCompare DividendsCompanyAnnual PayoutDividend Yield3-Year Dividend GrowthPayout RatioYears of Consecutive GrowthAAOIApplied OptoelectronicsN/AN/AN/AN/AN/AALGMAllegro MicroSystemsN/AN/AN/AN/AN/ASITMSiTimeN/AN/AN/AN/AN/ATSEMTower SemiconductorN/AN/AN/AN/AN/ACompare DebtCompanyDebt-to-Equity RatioCurrent RatioQuick RatioAAOIApplied Optoelectronics0.362.111.47ALGMAllegro MicroSystems0.343.702.26SITMSiTimeN/A8.547.76TSEMTower Semiconductor0.056.575.50Compare OwnershipInstitutional OwnershipCompanyInstitutional OwnershipAAOIApplied Optoelectronics61.72%ALGMAllegro MicroSystems56.45%SITMSiTime84.31%TSEMTower Semiconductor70.51%Insider OwnershipCompanyInsider OwnershipAAOIApplied Optoelectronics4.50%ALGMAllegro MicroSystems0.40%SITMSiTime2.30%TSEMTower Semiconductor1.00%Compare Miscellaneous StatsCompanyEmployeesShares OutstandingFree FloatOptionableAAOIApplied Optoelectronics3,30962.35 million59.55 millionOptionableALGMAllegro MicroSystems2,300185.04 million184.30 millionOptionableSITMSiTime38026.00 million25.41 millionOptionableTSEMTower Semiconductor5,359110.83 million109.72 millionOptionableAAOI, SITM, ALGM, and TSEM HeadlinesRecent News About These CompaniesTower Semiconductor Was Up 17% Last Week - Here's WhyAugust 25 at 10:50 AM | talkmarkets.comXscape Photonics and Tower Semiconductor Unveil the Industry's First Optically Pumped On-Chip ...August 25 at 6:30 AM | gurufocus.comTower Semiconductor Ltd (TSEM) and Xscape Photonics Unveil Industry-First On-Chip ...August 25 at 6:30 AM | gurufocus.comXscape Photonics and Tower Semiconductor Unveil the Industry's First Optically Pumped On-Chip ...August 25 at 6:30 AM | gurufocus.comXscape Photonics and Tower Semiconductor Unveil the Industry's First Optically Pumped On-Chip Multi-Wavelength Laser Platform for AI Datacenter FabricsAugust 25 at 6:00 AM | globenewswire.comWellington Management Group LLP Purchases 243,267 Shares of Tower Semiconductor Ltd. $TSEMAugust 25 at 4:41 AM | marketbeat.com58,699 Shares in Tower Semiconductor Ltd. $TSEM Bought by Quantbot Technologies LPAugust 24 at 5:15 AM | marketbeat.comVanguard Group Inc. Grows Stock Holdings in Tower Semiconductor Ltd. $TSEMAugust 23 at 3:35 AM | marketbeat.comTower Semiconductor Ltd. $TSEM Position Cut by Russell Investments Group Ltd.August 22 at 3:56 AM | marketbeat.comTower Semiconductor (NASDAQ:TSEM) Sees Strong Trading Volume - Should You Buy?August 21, 2025 | marketbeat.comTower Semiconductor Shows Market Leadership With Jump To 82 RS RatingAugust 20, 2025 | msn.comCambiar Investors LLC Sells 6,882 Shares of Tower Semiconductor Ltd. $TSEMAugust 20, 2025 | marketbeat.comTower Semiconductor rises 5.6%August 19, 2025 | msn.comDeutsche Bank AG Buys 9,476 Shares of Tower Semiconductor Ltd. $TSEMAugust 19, 2025 | marketbeat.comStocks Generating Improved Relative Strength: Tower SemiconductorAugust 18, 2025 | msn.comMenora Mivtachim Holdings LTD. Has $67.01 Million Stake in Tower Semiconductor Ltd. (NASDAQ:TSEM)August 18, 2025 | marketbeat.comFox Run Management L.L.C. Buys 12,836 Shares of Tower Semiconductor Ltd. (NASDAQ:TSEM)August 18, 2025 | marketbeat.comBoston Partners Raises Holdings in Tower Semiconductor Ltd. (NASDAQ:TSEM)August 18, 2025 | marketbeat.comInvesco Ltd. Boosts Position in Tower Semiconductor Ltd. (NASDAQ:TSEM)August 18, 2025 | marketbeat.comTower Semiconductor: Capitalizing On AI Demand Is KeyAugust 14, 2025 | seekingalpha.comTower Semiconductor Launches 2025 Technical Global Symposium SeriesAugust 13, 2025 | globenewswire.comNew MarketBeat Followers Over TimeMedia Sentiment Over TimeAAOI, SITM, ALGM, and TSEM Company DescriptionsApplied Optoelectronics NASDAQ:AAOI$24.34 -0.45 (-1.82%) Closing price 04:00 PM EasternExtended Trading$24.40 +0.05 (+0.23%) As of 05:31 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.Applied Optoelectronics, Inc. designs, manufactures, and sells fiber-optic networking products in the United States, Taiwan, and China. It offers optical modules, optical filters, lasers, laser components, subassemblies, transmitters and transceivers, turn-key equipment, headend, node, distribution equipment, and amplifiers. The company sells its products to internet data center operators, cable television, telecom equipment manufacturers, fiber-to-the-home, and internet service providers through its direct and indirect sales channels. Applied Optoelectronics, Inc. was incorporated in 1997 and is headquartered in Sugar Land, Texas.Allegro MicroSystems NASDAQ:ALGM$31.76 -0.37 (-1.15%) Closing price 04:00 PM EasternExtended Trading$31.74 -0.03 (-0.08%) As of 04:20 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.Allegro MicroSystems, Inc., together with its subsidiaries, designs, develops, manufactures, and markets sensor integrated circuits (ICs) and application-specific analog power ICs for motion control and energy-efficient systems. Its products include magnetic sensor ICs, such as position, speed, and current sensor ICs; and power ICs comprising motor driver ICs, regulator and LED driver ICs, and isolated gate drivers. The company sells its products to original equipment manufacturers and distributors primarily in the automotive and industrial markets through its direct sales force, third party distributors, independent sales representatives, and consignment. It operates in the United States, rest of the Americas, Europe, Japan, Greater China, South Korea, and other Asian markets. The company was founded in 1990 and is headquartered in Manchester, New Hampshire. Allegro MicroSystems, Inc. is a subsidiary of Sanken Electric Co., Ltd.SiTime NASDAQ:SITM$231.63 -9.35 (-3.88%) Closing price 04:00 PM EasternExtended Trading$231.53 -0.10 (-0.04%) As of 04:47 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.SiTime Corporation designs, develops, and sells silicon timing systems solutions in Taiwan, Hong Kong, the United States, Singapore, and internationally. The company provides resonators and clock integrated circuits, and various types of oscillators. It serves various markets, including communications, datacenter, enterprise, automotive, industrial, internet of things, mobile, consumer, and aerospace and defense. The company sells its products directly to customers, distributors, and resellers. SiTime Corporation was incorporated in 2003 and is based in Santa Clara, California.Tower Semiconductor NASDAQ:TSEM$57.57 +2.84 (+5.19%) Closing price 04:00 PM EasternExtended Trading$58.00 +0.43 (+0.75%) As of 05:33 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.Tower Semiconductor Ltd., an independent semiconductor foundry, focus on specialty process technologies to manufacture analog intensive mixed-signal semiconductor devices in Israel, the United States, Japan, Europe, and internationally. It provides various customizable process technologies, including SiGe, BiCMOS, mixed signal/CMOS, RF CMOS, CMOS image sensor, integrated power management, and MEMS. The Company also provides design enablement platform for quick and accurate design cycle, as well as transfer optimization and development process services to integrated device manufacturers and fabless companies. It serves various markets, such as consumer electronics, personal computers, communications, automotive, industrial, aerospace, military, and medical device products. The company was incorporated in 1993 and is headquartered in Migdal Haemek, Israel. 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