NASDAQ:NBTX Nanobiotix (NBTX) Stock Price, News & Analysis $33.05 -2.83 (-7.89%) Closing price 09/18/2026 04:00 PM EasternExtended Trading$33.20 +0.15 (+0.45%) As of 09/18/2026 07:30 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 Massive. Learn more. Add Compare Share Share Stock Analysis Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFDA EventsFinancialsNews and TrendsOwnershipSEC FilingsShort Interest About Nanobiotix Stock (NASDAQ:NBTX) 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 Nanobiotix alerts:Sign Up Key Stats Today's Range$33.01▼$35.6050-Day Range$33.05▼$45.3952-Week Range$10.58▼$57.14Volume149,344 shsAverage Volume145,096 shsMarket Capitalization$1.67 billionP/E RatioN/ADividend YieldN/APrice Target$46.67Consensus RatingModerate Buy Company Overview Nanobiotix is a clinical-stage biotechnology company focused on developing nanomedicine-based therapies for cancer. The company’s technology is designed to improve the effectiveness of radiotherapy by using nanoparticles that interact with radiation inside tumors, with the goal of enhancing tumor-cell destruction while limiting damage to surrounding healthy tissue. Its lead product candidate, NBTXR3, is an investigational radioenhancer consisting of functionalized hafnium oxide nanoparticles. NBTXR3 is injected directly into a tumor and activated by standard radiotherapy. Nanobiotix has evaluated the candidate in several solid-tumor settings and is studying its potential for use in combination with other cancer treatments, including immunotherapies. NBTXR3 has not been approved for commercial use by regulatory authorities. Founded in 2003, Nanobiotix is headquartered in Paris, France, and has conducted development activities and clinical studies in multiple geographic regions, including Europe, the United States and Asia. The company was co-founded by Laurent Levy, who has served as its chief executive officer and has led its development of nanoparticle-based oncology treatments.AI Generated. May Contain Errors. Read More Nanobiotix Stock Analysis - MarketRank™See Top-Rated MarketRank™ Stocks50th Percentile Overall ScoreNBTX MarketRank™: Nanobiotix scored higher than 50% of companies evaluated by MarketBeat, and ranked 490th out of 897 stocks in the healthcare sector. Scores are calculated by averaging available category scores, with extra weight given to analysis and valuation. Analyst's Opinion3.7 / 5Analyst RatingModerate Buy Consensus RatingNanobiotix has received a consensus rating of Moderate Buy. The company's average rating score is 2.50, and is based on no strong buy ratings, 4 buy ratings, 1 hold rating, and 1 sell rating.Upside PotentialNanobiotix has a consensus price target of $46.67, representing about 41.2% upside from its current price of $33.05.Amount of Analyst CoverageNanobiotix has only been the subject of 2 research reports in the past 90 days.Read more about Nanobiotix's stock forecast and price target. Earnings and Valuation0.6 / 5Proj. Earnings GrowthGrowing Earnings GrowthEarnings for Nanobiotix are expected to grow in the coming year, from ($0.16) to $0.10 per share.Read more about Nanobiotix's valuation and earnings. Short Interest3.0 / 5Short Interest LevelHealthy Percentage of Shares Shorted0.31% of the float of Nanobiotix has been sold short.Short Interest Ratio / Days to CoverNanobiotix has a short interest ratio ("days to cover") of 0.73, which is generally considered an acceptable ratio of short interest to trading volume.Change versus previous monthShort interest in Nanobiotix has recently increased by 11.95%, indicating that investor sentiment is decreasing significantly. Dividend0.0 / 5Dividend StrengthN/A Dividend YieldNanobiotix does not currently pay a dividend.Dividend GrowthNanobiotix does not have a long track record of dividend growth. News and Social Media1.9 / 5News Sentiment0.03 News SentimentNanobiotix has a news sentiment score of 0.03. 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 lower news sentiment than the 0.55 average news sentiment score of Healthcare companies.News Coverage This WeekMarketBeat has tracked 4 news articles for Nanobiotix this week, compared to 2 articles on an average week. Company Ownership0.6 / 5Insider TradingN/A Insider Buying vs. Insider SellingIn the past three months, Nanobiotix insiders have not sold or bought any company stock.Percentage Held by Insiders3.45% of the stock of Nanobiotix is held by insiders.Percentage Held by Institutions38.81% of the stock of Nanobiotix is held by institutions.Read more about Nanobiotix's insider trading history. Receive NBTX Stock News and Ratings via Email Sign-up to receive the latest news and ratings for Nanobiotix and its competitors with MarketBeat's FREE daily newsletter. 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NBTX Stock News HeadlinesNanobiotix (NBTX): Can Lung Tumor Control Justify Repeat Radiation Risks?September 17 at 6:13 PM | finance.yahoo.comGuggenheim Begins Coverage on Nanobiotix (NASDAQ:NBTX)September 17 at 1:30 AM | americanbankingnews.comThe hidden costs of a hands-off retirement accountContributing to your 401(k) consistently is good financial behavior - but contributing and optimizing are two different things. High fees, heavy company stock concentration, and target-date funds that follow a formula rather than your situation can quietly erode your balance over time. 74% of U.S. millionaires work with a financial advisor - more than double the general population rate. A fiduciary advisor can review your 401(k) for fees, allocation, and alignment with your actual timeline. SmartAsset's free quiz matches nearly 50,000 people each month with vetted fiduciary advisors in their area. | SmartAsset (Ad)NANOBIOTIX Announces Complete Full Cohort Phase 1 Results for JNJ-1900 (NBTXR3) in Inoperable, Recurrent Non-Small Cell Lung CancerSeptember 14, 2026 | globenewswire.comNANOBIOTIX to Participate in the H.C. Wainwright 28th Annual Global Investment ConferenceSeptember 9, 2026 | globenewswire.comVoting Rights and Shares Capital of the CompanyAugust 25, 2026 | globenewswire.comNanobiotix SA Sponsored ADRAugust 12, 2026 | edition.cnn.comVoting Rights and Shares Capital of the CompanyJuly 30, 2026 | globenewswire.comSee More Headlines NBTX Stock Analysis - Frequently Asked Questions How have NBTX shares performed this year? Nanobiotix's stock was trading at $23.12 at the beginning of the year. Since then, NBTX stock has increased by 42.9% and is now trading at $33.05. How were Nanobiotix's earnings last quarter? Nanobiotix S.A. - Sponsored ADR (NASDAQ:NBTX) posted its quarterly earnings data on Tuesday, March, 31st. The company reported ($0.23) earnings per share for the quarter, missing analysts' consensus estimates of $0.20 by $0.43. The firm had revenue of $3.42 million for the quarter, compared to analysts' expectations of $41.95 million. Read the conference call transcript. When did Nanobiotix IPO? Nanobiotix (NBTX) raised $76 million in an initial public offering (IPO) on Friday, December 11th 2020. The company issued 5,445,000 shares at $13.50-$14.50 per share. Jefferies, Evercore ISI, UBS Investment Bank and Gilbert DuPont served as the underwriters for the IPO. How do I buy shares of Nanobiotix? Shares of NBTX 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 Nanobiotix own? Based on aggregate information from My MarketBeat watchlists, some other companies that Nanobiotix investors own include PayPal (PYPL), Sirius XM (SIRI), Ardelyx (ARDX), BridgeBio Pharma (BBIO), Cogent Communications (CCOI), Citius Pharmaceuticals (CTXR) and Datadog (DDOG). Company Calendar Last Earnings3/31/2026Today9/19/2026Next Earnings (Estimated)9/29/2026Fiscal Year End12/31/2026Get Stock Alerts Health Indicator TradeSmith's Health IndicatorA long-term volatility-based measure designed for securities held 12 months or longer.Green: Strong and healthy uptrend with normal pullbacks.Yellow: Significant pullback but still within expected volatility.Red: Dropped beyond expected volatility; considered unhealthy. Green Zone (10m+) 1-Year History Sep 25 Dec 25 Mar 26 Jun 26 Sep 26 NBTX's financial health is in the Green zone, according to TradeSmith. NBTX has been in this zone for over 10 months. Industry, Sector and Symbol Stock ExchangeNASDAQ SectorHealthcare Industry Biotechnology Sub-IndustryBiotechnology Current SymbolNASDAQ:NBTX CIK1760854 Webwww.nanobiotix.com Phone33-1-40-26-04-70FaxN/AEmployees97Year Founded2003Price Target and Rating Average Price Target for Nanobiotix$46.67 High Price Target$64.00 Low Price Target$30.00 Potential Upside/Downside+41.2%Consensus RatingModerate Buy Rating Score (0-4)2.50 Research Coverage6 Analysts Profitability EPS (Trailing Twelve Months)N/A Trailing P/E RatioN/A Forward P/E RatioN/A P/E GrowthN/ANet IncomeN/A Net MarginsN/A Pretax MarginN/A Return on EquityN/A Return on AssetsN/A Debt Debt-to-Equity RatioN/A Current Ratio1.09 Quick Ratio1.09 Sales & Book Value Annual Sales$36.87 million Price / Sales45.38 Cash FlowN/A Price / Cash FlowN/A Book Value($1.97) per share Price / Book-16.78Miscellaneous Outstanding Shares50,620,000Free Float48,874,000Market Cap$1.67 billion OptionableNot Optionable Beta0.81 Social Links 7 Stocks to Buy Before the Robotics RevolutionRobotics and automation are rapidly becoming essential infrastructure across healthcare, manufacturing, logistics, and many other industries. 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