OTCMKTS:CYAN Cyanotech (CYAN) Stock Price, News & Analysis $0.44 0.00 (0.00%) As of 06/2/2026 Add Compare Share Share Stock Analysis Stock AnalysisChartInsider TradesSEC FilingsShort InterestBuy This Stock About Cyanotech Stock (OTCMKTS:CYAN) View Price History Chart DataSkip Price History Chart 1 Day 5 Days 30 Days 90 Days 1 Year Advanced 1 Day 1 Day 5 Days 30 Days 90 Days 1 Year Advanced Show volume Show extended hours Get Cyanotech alerts:Sign Up Key Stats Today's Range$0.44▼$0.4450-Day Range$0.29▼$0.5552-Week Range$0.21▼$0.57VolumeN/AAverage Volume671 shsMarket Capitalization$3.25 millionP/E RatioN/ADividend YieldN/APrice TargetN/AConsensus RatingN/A Company Overview Cyanotech 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. Read More Cyanotech Stock Analysis - MarketRank™See Top-Rated MarketRank™ Stocks27th Percentile Overall ScoreCYAN MarketRank™: Cyanotech scored higher than 27% of companies evaluated by MarketBeat. Scores are calculated by averaging available category scores, with extra weight given to analysis and valuation. Analyst's OpinionN/AAnalyst RatingN/A Consensus RatingThere is not enough analysis data for Cyanotech. Earnings and Valuation0.6 / 5Proj. Earnings GrowthN/A Price to Earnings Ratio vs. the MarketThe P/E ratio of Cyanotech is -1.76, which means that its earnings are negative and its P/E ratio cannot be compared to companies with positive earnings.Price to Earnings Ratio vs. SectorThe P/E ratio of Cyanotech is -1.76, which means that its earnings are negative and its P/E ratio cannot be compared to companies with positive earnings.Price to Book Value per Share RatioCyanotech has a P/B Ratio of 0.36. P/B Ratios below 1 indicate that a company could be undervalued with respect to its assets and liabilities. Short Interest3.0 / 5Short Interest LevelHealthy Percentage of Shares Shorted0.03% of the float of Cyanotech has been sold short.Short Interest Ratio / Days to CoverCyanotech has a short interest ratio ("days to cover") of 0.86, which is generally considered an acceptable ratio of short interest to trading volume.Change versus previous monthShort interest in Cyanotech has recently increased by 47.97%, indicating that investor sentiment is decreasing significantly. Dividend0.0 / 5Dividend StrengthN/A Dividend YieldCyanotech does not currently pay a dividend.Dividend GrowthCyanotech does not have a long track record of dividend growth. News and Social Media3.7 / 5News SentimentN/A News SentimentCyanotech has a news sentiment score of 0.95. This score is calculated as an average of sentiment of articles about the company over the last seven days and ranges from 2 (good news) to -2 (bad news). This is a higher news sentiment than the 0.76 average news sentiment score of Medical companies.News Coverage This WeekMarketBeat has tracked 1 news article for Cyanotech this week, compared to 0 articles on an average week.MarketBeat Follows1 people have added Cyanotech to their MarketBeat watchlist in the last 30 days. Company Ownership1.0 / 5Insider TradingN/A Insider Buying vs. Insider SellingIn the past three months, Cyanotech insiders have not sold or bought any company stock.Percentage Held by Insiders34.40% of the stock of Cyanotech is held by insiders. A high percentage of insider ownership can be a sign of company health.Percentage Held by Institutions24.40% of the stock of Cyanotech is held by institutions.Read more about Cyanotech's insider trading history. Receive CYAN Stock News and Ratings via Email Sign-up to receive the latest news and ratings for Cyanotech and its competitors with MarketBeat's FREE daily newsletter. 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CYAN Stock News HeadlinesReviewing Cyanotech (OTCMKTS:CYAN) & Ascend Wellness (OTCMKTS:AAWH)May 29, 2026 | americanbankingnews.comCyanotech Reports Financial Results for the Third Quarter and First Nine Months of Fiscal 2024May 20, 2026 | finanznachrichten.deTesla. SolarCity. Twitter. This $4 stock is next.Elon Musk has a clear pattern: when a supplier becomes mission-critical, he acquires it. He bought SolarCity for $2.6 billion and Twitter for $44 billion. Now one small company makes the equipment his Colossus supercomputer - a million GPUs consuming nearly $1 billion a month in power - cannot run without. Analyst Dylan Jovine has identified the name and ticker. For investors who own shares before a potential move, the math could be significant.June 4 at 1:00 AM | Behind the Markets (Ad)Spirulina Extract Market | 6.0% CAGR | Asia Pacific, USA, Europe Lead | DIC Corp, Cyanotech, Parry Nutraceuticals Drive Clean-Label RevolutionApril 8, 2026 | finance.yahoo.comCyanotech Corp.February 13, 2026 | marketwatch.comCyanotech Corp (CYAN) Q2 2026 Earnings Call Highlights: Revenue Surge and Margin Expansion ...November 19, 2025 | finance.yahoo.comCyanotech Corporation (CYAN) Q2 2026 Earnings Call Prepared Remarks TranscriptNovember 11, 2025 | seekingalpha.comCyanotech Reports Financial Results for the Second Quarter of Fiscal 2026November 10, 2025 | businesswire.comSee More Headlines CYAN Stock Analysis - Frequently Asked Questions How have CYAN shares performed this year? Cyanotech's stock was trading at $0.45 at the start of the year. Since then, CYAN stock has decreased by 2.2% and is now trading at $0.44. How were Cyanotech's earnings last quarter? Cyanotech Co. (OTCMKTS:CYAN) posted its quarterly earnings results on Tuesday, November, 12th. The biotechnology company reported ($0.16) earnings per share (EPS) for the quarter. The biotechnology company earned $5.85 million during the quarter. Cyanotech had a negative net margin of 7.03% and a negative trailing twelve-month return on equity of 20.62%. How do I buy shares of Cyanotech? Shares of CYAN stock can be purchased through any online brokerage account. Popular online brokerages with access to the U.S. stock market include Charles Schwab, E*TRADE, Fidelity, and Vanguard Brokerage Services. What other stocks do shareholders of Cyanotech own? Based on aggregate information from My MarketBeat watchlists, some other companies that Cyanotech investors own include AbbVie (ABBV), Gilead Sciences (GILD), Pfizer (PFE), Karyopharm Therapeutics (KPTI) and Madrigal Pharmaceuticals (MDGL). Company Calendar Last Earnings11/12/2024Today6/04/2026Fiscal Year End3/31/2027Get Stock AlertsIndustry, Sector and Symbol Stock ExchangeOTCMKTS SectorMedical Industry Medicinals & botanicals Sub-IndustryN/A Current SymbolOTCMKTS:CYAN CIK768408 Webwww.cyanotech.com Phone(808) 326-1353Fax808-329-4533Employees95Year FoundedN/AProfitability EPS (Trailing Twelve Months)($0.25) Trailing P/E RatioN/A Forward P/E RatioN/A P/E GrowthN/ANet Income-$3.20 million Net Margins-7.03% Pretax Margin-7.00% Return on Equity-20.62% Return on Assets-7.52% Debt Debt-to-Equity Ratio0.12 Current Ratio1.00 Quick Ratio0.30 Sales & Book Value Annual Sales$24.22 million Price / Sales0.13 Cash FlowN/A Price / Cash FlowN/A Book Value$1.23 per share Price / Book0.36Miscellaneous Outstanding Shares7,390,000Free Float4,849,000Market Cap$3.25 million OptionableNot Optionable Beta0.15 The 7 Hottest IPOs On Wall Street’s 2026 WatchlistMarketBeat just released its list of the 7 hottest IPOs expected to hit Wall Street in 2026. See which companies are preparing to go public and why investors are watching closely.Get This Free Report This page (OTCMKTS:CYAN) was last updated on 6/4/2026 by MarketBeat.com Staff. From Our Partners"You'll own nothing and be happy" (it's not a theory anymore)Since 1913, the evidence is clear… Once they force everyone onto CBDCs, there will be no escape. 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