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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:CYANNASDAQ:OKYOOTCMKTS:OPTINASDAQ:REVB 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 VolumeCYANCyanotech$0.41-2.1%$3.01$2.37▼$6.29$2.94M-0.113,483 shs296 shsOKYOOKYO Pharma$3.01+19.0%$1.55$0.81▼$3.02$101.85M-0.27171,655 shs259,175 shsOPTIOptec International$0.00-18.2%$0.00$0.00▼$0.00$21KN/A994,556 shs11,528 shsREVBRevelation Biosciences$0.79-1.4%$2.51$0.77▼$60.80$765K-0.09359,618 shs296,894 shs13 Stocks Institutional Investors Won't Stop BuyingWhich stocks are hedge funds and endowments buying in today's market? Enter your email address and we'll send you MarketBeat's list of thirteen stocks that institutional investors are buying now.Get This Free ReportCompare Price PerformanceCompany1-Day Performance7-Day Performance30-Day Performance90-Day Performance1-Year PerformanceCYANCyanotech+4.50%+0.74%+12.06%+9.37%+38.84%OKYOOKYO Pharma+8.58%+36.02%+76.92%+67.68%+91.68%OPTIOptec International0.00%-10.00%-18.18%-10.00%+12.50%REVBRevelation Biosciences-3.12%-1.23%-74.69%-76.32%-97.77%Compare MarketRank™CompanyOverall ScoreAnalyst's OpinionShort Interest ScoreDividend StrengthESG ScoreNews and Social Media SentimentCompany OwnershipEarnings & ValuationCYANCyanotech0.7884 of 5 stars0.05.00.00.00.01.70.6OKYOOKYO Pharma2.1436 of 5 stars3.53.00.00.02.01.70.0OPTIOptec InternationalN/AN/AN/AN/AN/AN/AN/AN/AREVBRevelation Biosciences0.4336 of 5 stars0.02.00.00.01.90.01.3Compare Analyst ForecastsCompanyConsensus Rating ScoreConsensus RatingConsensus Price Target% Upside from Current PriceCYANCyanotech 0.00N/AN/AN/AOKYOOKYO Pharma 3.00Buy$7.00132.56% UpsideOPTIOptec International 0.00N/AN/AN/AREVBRevelation Biosciences 0.00N/AN/AN/ACurrent Analyst Ratings BreakdownLatest OPTI, CYAN, OKYO, and REVB Analyst RatingsDateCompanyBrokerageActionRatingPrice TargetDetails5/5/2025OKYOOKYO PharmaHC WainwrightSubscribe to MarketBeat All Access for the recommendation accuracy ratingReiterated RatingBuy ➝ Buy$7.00 ➝ $7.00(Data available from 6/13/2022 forward. View 10+ years of historical ratings with our analyst ratings screener.)Compare Sales & Book ValueCompanyAnnual RevenuePrice/SalesCashflowPrice/CashBook ValuePrice/BookCYANCyanotech$23.07M0.13N/AN/A$1.33 per share0.31OKYOOKYO PharmaN/AN/AN/AN/A($0.20) per shareN/AOPTIOptec InternationalN/AN/AN/AN/AN/AN/AREVBRevelation BiosciencesN/AN/AN/AN/A$402.10 per shareN/ACompare Profitability & EarningsCompanyNet IncomeEPSTrailing P/E RatioForward P/E RatioP/E GrowthNet MarginsReturn on Equity (ROE)Return on Assets (ROA)Next Earnings DateCYANCyanotech-$5.27M-$0.66N/A∞N/A-19.50%-44.71%-19.12%N/AOKYOOKYO Pharma-$16.83MN/A0.00N/AN/AN/AN/AN/AN/AOPTIOptec InternationalN/AN/A0.00∞N/AN/AN/AN/AN/AREVBRevelation Biosciences-$120K-$102.61N/AN/AN/AN/A-193.51%-84.00%8/8/2025 (Estimated)Latest OPTI, CYAN, OKYO, and REVB EarningsDateQuarterCompanyConsensus EstimateReported EPSBeat/MissGap EPSRevenue EstimateActual RevenueDetails5/8/2025Q1 2025REVBRevelation Biosciences-$6.88-$2.11+$4.77-$2.11N/AN/ACompare DividendsCompanyAnnual PayoutDividend Yield3-Year Dividend GrowthPayout RatioYears of Consecutive GrowthCYANCyanotechN/AN/AN/AN/AN/AOKYOOKYO PharmaN/AN/AN/AN/AN/AOPTIOptec InternationalN/AN/AN/AN/AN/AREVBRevelation BiosciencesN/AN/AN/AN/AN/ACompare DebtCompanyDebt-to-Equity RatioCurrent RatioQuick RatioCYANCyanotech0.111.060.28OKYOOKYO PharmaN/A0.28N/AOPTIOptec InternationalN/AN/AN/AREVBRevelation BiosciencesN/A1.641.64Compare OwnershipInstitutional OwnershipCompanyInstitutional OwnershipCYANCyanotech24.40%OKYOOKYO Pharma2.97%OPTIOptec InternationalN/AREVBRevelation Biosciences12.80%Insider OwnershipCompanyInsider OwnershipCYANCyanotech29.10%OKYOOKYO Pharma40.46%OPTIOptec International50.34%REVBRevelation Biosciences0.06%Compare Miscellaneous StatsCompanyEmployeesShares OutstandingFree FloatOptionableCYANCyanotech957.16 million5.07 millionNot OptionableOKYOOKYO Pharma733.84 million20.15 millionNot OptionableOPTIOptec International111.65 millionN/ANot OptionableREVBRevelation Biosciences10964,000268,000Not OptionableOPTI, CYAN, OKYO, and REVB HeadlinesRecent News About These CompaniesRoth Capital Has Negative Forecast for REVB FY2028 EarningsJune 9, 2025 | americanbankingnews.comRevelation Biosciences, Inc. (REVB) Raises $4M in Public OfferingMay 31, 2025 | finance.yahoo.comRevelation Biosciences sets terms for $4 million public offeringMay 30, 2025 | investing.comRevelation Biosciences, Inc. (REVB) Raises $4M in Public OfferingMay 30, 2025 | insidermonkey.comRevelation Biosciences, Inc. Announces Closing of $4 Million Public OfferingMay 29, 2025 | businesswire.comRevelation Biosciences, Inc. Announces Pricing of $4 Million Public OfferingMay 29, 2025 | finance.yahoo.comRevelation Biosciences board member steps down amid new focusMay 25, 2025 | uk.investing.comRevelation Biosciences Announces Retirement of George Tidmarsh, MD, PhD from Board of DirectorsMay 23, 2025 | businesswire.comREVB On Track and Exploring New MarketsMay 9, 2025 | msn.comRevelation Biosciences, Inc. Announces Financial Results for the Three Months Ended March 31, ...May 8, 2025 | gurufocus.comRevelation Biosciences to Develop Gemini for Infection in Severe Burn PatientsApril 29, 2025 | businesswire.comWhy Revelation Biosciences Inc. (REVB) Went Down On Thursday?April 10, 2025 | msn.comGemini Priming Attenuates Inflammation in Human Peripheral Blood Mononuclear CellsMarch 17, 2025 | businesswire.comRevelation Biosciences to Host Fireside Chat at 37th Annual Roth ConferenceMarch 13, 2025 | businesswire.comRevelation Biosciences reports Q4 EPS ($4.98) vs ($133.64) last yearMarch 8, 2025 | markets.businessinsider.comRevelation Biosciences Doses First Patient in PRIME Phase 1b Clinical Study of Gemini in CKD PatientsFebruary 26, 2025 | businesswire.comRevelation Biosciences, Inc. Receives Continued NASDAQ Listing ApprovalFebruary 24, 2025 | businesswire.comREVB Start 1B Trial and Announces SplitJanuary 29, 2025 | msn.comRevelation Biosciences Inc trading halted, news pendingJanuary 27, 2025 | markets.businessinsider.comRevelation Biosciences announces 1-for-16 reverse stock splitJanuary 24, 2025 | markets.businessinsider.comNew MarketBeat Followers Over TimeMedia Sentiment Over TimeTop HeadlinesView All Headlines3 Industrials Stocks Standing Out for Growth and Analyst OptimismBy Nathan Reiff | June 4, 2025View 3 Industrials Stocks Standing Out for Growth and Analyst OptimismSilver's Options Sizzle: Are Traders Betting on a Breakout?By Jeffrey Neal Johnson | June 5, 2025View Silver's Options Sizzle: Are Traders Betting on a Breakout?CrowdStrike’s Rally Faces a Test—Here’s Why That’s GoodBy Chris Markoch | May 20, 2025View CrowdStrike’s Rally Faces a Test—Here’s Why That’s GoodQuantum Quandary: Is D-Wave a Calculated Play or Leap of Faith?By Jeffrey Neal Johnson | May 22, 2025View Quantum Quandary: Is D-Wave a Calculated Play or Leap of Faith?The Other AI Chipmaker: Why Marvell's Dip Is a BuyBy Jeffrey Neal Johnson | June 12, 2025View The Other AI Chipmaker: Why Marvell's Dip Is a BuyOPTI, CYAN, OKYO, and REVB Company DescriptionsCyanotech NASDAQ:CYANCyanotech Corp. engages in the cultivation, production, and sale of natural products derived from microalgae for the health and human nutrition markets worldwide. Its products include BioAstin Hawaiian Astaxanthin, a dietary antioxidant, which is used as a human dietary supplement and dietary ingredient to support and maintain the body's natural inflammatory response, enhance skin, and support eye, joint, and immune health; and Hawaiian Spirulina Pacifica, a nutrient-rich dietary supplement that is used for extra energy, a strengthened immune system, cardiovascular benefits, and as a source of antioxidant carotenoids. The company was founded by Gerald R. Cysewski in 1983 and is headquartered in Kailua-Kona, HI.OKYO Pharma NASDAQ:OKYO$3.01 +0.48 (+18.97%) Closing price 04:00 PM EasternExtended Trading$3.14 +0.13 (+4.35%) As of 04:32 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.OKYO Pharma Limited, a clinical-stage biopharmaceutical company, engages in developing therapeutics for patients suffering from inflammatory eye diseases and ocular pain in the United Kingdom. Its lead preclinical product candidate is OK-101, which is in Phase II clinical trials for the treatment of dry eye disease. The company is also developing OK-201, a bovine adrenal medulla, lipidated-peptide preclinical analogue candidate for the treatment of neuropathic chronic pain. The company was incorporated in 2007 and is headquartered in London, the United Kingdom.Optec International OTCMKTS:OPTI$0.0018 0.00 (-18.18%) As of 06/12/2025 01:59 PM EasternOptec International, Inc. engages in selling and marketing optimized fuel maximizer units in North America and internationally. It markets optimized fuel maximizer for passenger vehicles, intermediate/medium duty trucks, off-road equipment, generator systems, heavy duty diesel on-road vehicles, and transportation refrigeration units. The company was formerly known as Green Meadow Products, Inc. and changed its name to Optec International, Inc. in August 2017. Optec International, Inc. was founded in 2012 and is based in Carlsbad, California.Revelation Biosciences NASDAQ:REVB$0.79 -0.01 (-1.37%) Closing price 04:00 PM EasternExtended Trading$0.80 +0.00 (+0.38%) As of 04:29 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.Revelation Biosciences, Inc., a clinical-stage biopharmaceutical company, focuses on the development and commercialization of immune system therapeutics and diagnostics. It engages in developing therapeutic product candidates, including GEM-SSI, a potential therapy for the prevention and treatment of surgical sit infection; GEM-AKI, a potential therapy for the prevention and treatment of acute kidney injury; and GEM-CKD, a potential therapy for the prevention and treatment of chronic kidney disease. The company was founded in 2020 and is based in San Diego, California. 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