NASDAQ:CTMX CytomX Therapeutics (CTMX) Stock Price, News & Analysis $2.47 -0.08 (-3.14%) Closing price 10/8/2026 04:00 PM EasternExtended Trading$2.48 +0.00 (+0.20%) As of 10/8/2026 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 EventsFinancialsInsider TradesNews and TrendsOptions ChainOwnershipSEC FilingsShort Interest About CytomX Therapeutics Stock (NASDAQ:CTMX) 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 CytomX Therapeutics alerts:Sign Up Key Stats Today's Range$2.43▼$2.5550-Day Range$2.47▼$3.7252-Week Range$2.43▼$8.21Volume4.50 million shsAverage Volume4.09 million shsMarket Capitalization$538.21 millionP/E RatioN/ADividend YieldN/APrice Target$11.90Consensus RatingModerate Buy Company Overview CytomX Therapeutics, Inc. is a clinical-stage biopharmaceutical company focused on developing antibody-based medicines for cancer and other serious diseases. The company’s technology is designed to keep therapeutic antibodies inactive in healthy tissue and activate them in disease sites, particularly within the tumor microenvironment, with the goal of improving treatment precision and reducing systemic toxicity. CytomX’s Probody Therapeutics platform uses conditionally activated antibodies and related molecules. Its pipeline has included masked monoclonal antibodies, bispecific T-cell engagers and other immune-modulating therapies directed at targets such as EGFR and CTLA-4. The company advances programs independently and through collaborations with larger pharmaceutical and biotechnology companies. Founded in 2008 and headquartered in South San Francisco, California, CytomX has developed a global business through research, clinical development and strategic partnerships. Its partnered programs and clinical trials extend the potential reach of its platform beyond the United States, while the company remains primarily focused on advancing oncology medicines toward clinical proof of concept and potential commercialization.AI Generated. May Contain Errors. Read More CytomX Therapeutics Stock Analysis - MarketRank™See Top-Rated MarketRank™ Stocks37th Percentile Overall ScoreCTMX MarketRank™: CytomX Therapeutics scored higher than 37% of companies evaluated by MarketBeat, and ranked 704th out of 884 stocks in the healthcare sector. Scores are calculated by averaging available category scores, with extra weight given to analysis and valuation. Analyst's Opinion4.2 / 5Analyst RatingModerate Buy Consensus RatingCytomX Therapeutics has received a consensus rating of Moderate Buy. The company's average rating score is 2.83, and is based on 1 strong buy rating, 9 buy ratings, 1 hold rating, and 1 sell rating.Upside PotentialCytomX Therapeutics has a consensus price target of $11.90, representing about 381.8% upside from its current price of $2.47.Amount of Analyst CoverageCytomX Therapeutics has only been the subject of 4 research reports in the past 90 days.Read more about CytomX Therapeutics' stock forecast and price target. Earnings and Valuation0.0 / 5Proj. Earnings GrowthDecreasing Earnings GrowthEarnings for CytomX Therapeutics are expected to decrease in the coming year, from ($0.40) to ($0.52) per share.Price to Earnings Ratio vs. the MarketThe P/E ratio of CytomX Therapeutics is -4.94, 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 CytomX Therapeutics is -4.94, 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 RatioCytomX Therapeutics has a P/B Ratio of 4.26. P/B Ratios above 3 indicate that a company could be overvalued with respect to its assets and liabilities.Read more about CytomX Therapeutics' valuation and earnings. Short Interest1.0 / 5Short Interest LevelBearish Percentage of Shares Shorted18.43% of the float of CytomX Therapeutics has been sold short.Short Interest Ratio / Days to CoverCytomX Therapeutics has a short interest ratio ("days to cover") of 9.29.Change versus previous monthShort interest in CytomX Therapeutics has recently increased by 15.30%, indicating that investor sentiment is decreasing significantly. Dividend0.0 / 5Dividend StrengthN/A Dividend YieldCytomX Therapeutics does not currently pay a dividend.Dividend GrowthCytomX Therapeutics does not have a long track record of dividend growth. News and Social Media1.0 / 5News Sentiment-0.46 News SentimentCytomX Therapeutics has a news sentiment score of -0.46. 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 0.40 average news sentiment score of Healthcare companies.News Coverage This WeekMarketBeat has tracked 3 news articles for CytomX Therapeutics this week, compared to 4 articles on an average week.Search InterestOnly 5 people have searched for CTMX on MarketBeat in the last 30 days. This is a decrease of -38% compared to the previous 30 days.MarketBeat FollowsOnly 1 people have added CytomX Therapeutics to their MarketBeat watchlist in the last 30 days. This is a decrease of 0% compared to the previous 30 days. Company Ownership0.9 / 5Insider TradingN/A Insider Buying vs. Insider SellingIn the past three months, CytomX Therapeutics insiders have not sold or bought any company stock.Percentage Held by Insiders3.80% of the stock of CytomX Therapeutics is held by insiders.Percentage Held by Institutions67.77% of the stock of CytomX Therapeutics is held by institutions. High institutional ownership can be a signal of strong market trust in this company.Read more about CytomX Therapeutics' insider trading history. Receive CTMX Stock News and Ratings via Email Sign-up to receive the latest news and ratings for CytomX Therapeutics and its competitors with MarketBeat's FREE daily newsletter. Submit View SMS TermsSMS is currently available in Australia, Belgium, Canada, France, Germany, Ireland, Italy, New Zealand, the Netherlands, Singapore, South Africa, Spain, Switzerland, the United Kingdom, and the United States. By entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. Text HELP for help/customer support. Unsubscribe at any time by replying "STOP" to any text message that you receive from MarketBeat or by visiting our mailing preferences page. Read our full terms of service and privacy policy. CTMX Stock News HeadlinesFinancial Survey: Kamada (NASDAQ:KMDA) vs. CytomX Therapeutics (NASDAQ:CTMX)October 8 at 5:29 AM | americanbankingnews.comCytomX Therapeutics, Inc. (CTMX) Presents at Morgan Stanley 24th Annual Global Healthcare Conference TranscriptSeptember 14, 2026 | seekingalpha.comMy top 3 AI picks for the next decadeAlexander Green bought Apple in 1996, recommended Nvidia at a split-adjusted 66 cents in 2004, and picked up Amazon and Netflix under $3 per share in 2005. Now the chief investment strategist at The Oxford Club has identified three AI stocks he believes could be the most profitable investments of the next decade. | The Oxford Club (Ad)CytomX Therapeutics, Inc. (CTMX) Presents at Wells Fargo 21st Annual Healthcare Conference - SlideshowSeptember 10, 2026 | seekingalpha.comCytomX Therapeutics to Present at Upcoming September Investor ConferencesSeptember 1, 2026 | globenewswire.comCytomX Therapeutics Announces FDA Fast Track Designation for Varsetatug masetecan (“Varseta-M”) for Relapsed/Refractory Metastatic Colorectal Cancer (R/R mCRC)August 27, 2026 | globenewswire.comCytomX Therapeutics: Promising Varseta-M With Comfortable RunwayAugust 12, 2026 | seekingalpha.comCytomX Therapeutics, Inc. (CTMX) Q2 2026 Earnings Call TranscriptAugust 6, 2026 | seekingalpha.comSee More Headlines CTMX Stock Analysis - Frequently Asked Questions How have CTMX shares performed this year? CytomX Therapeutics' stock was trading at $4.26 on January 1st, 2026. Since then, CTMX stock has decreased by 42.0% and is now trading at $2.47. How were CytomX Therapeutics' earnings last quarter? CytomX Therapeutics, Inc. (NASDAQ:CTMX) released its quarterly earnings results on Thursday, August, 6th. The biotechnology company reported ($0.09) EPS for the quarter, missing analysts' consensus estimates of ($0.08) by $0.01. The biotechnology company had revenue of $1.42 million for the quarter, compared to analysts' expectations of $12.39 million. CytomX Therapeutics had a negative trailing twelve-month return on equity of 38.46% and a negative net margin of 435.21%. Read the conference call transcript. When did CytomX Therapeutics IPO? CytomX Therapeutics (CTMX) raised $100 million in an IPO on Thursday, October 8th 2015. The company issued 6,666,667 shares at $14.00-$16.00 per share. How do I buy shares of CytomX Therapeutics? Shares of CTMX 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 CytomX Therapeutics own? Based on aggregate information from My MarketBeat watchlists, some other companies that CytomX Therapeutics investors own include NVIDIA (NVDA), Broadcom (AVGO), Arista Networks (ANET), Meta Platforms (META), Adobe (ADBE) and CrowdStrike (CRWD). Company Calendar Last Earnings8/06/2026Today10/09/2026Next Earnings (Estimated)11/05/2026Fiscal 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. Red Zone (1d) 1-Year History Oct 25 Jan 26 Apr 26 Jul 26 Oct 26 CTMX's financial health is in the Red zone, according to TradeSmith. Industry, Sector and Symbol Stock ExchangeNASDAQ SectorHealthcare Industry Biotechnology Sub-IndustryBiotechnology Current SymbolNASDAQ:CTMX CIK1501989 Webwww.cytomx.com Phone(650) 515-3185Fax650-351-0353Employees69Year Founded2008Price Target and Rating Average Price Target for CytomX Therapeutics$11.90 High Price Target$16.00 Low Price Target$6.00 Potential Upside/Downside+381.8%Consensus RatingModerate Buy Rating Score (0-4)2.83 Research Coverage12 Analysts Profitability EPS (Trailing Twelve Months)($0.50) Trailing P/E RatioN/A Forward P/E RatioN/A P/E GrowthN/ANet Income-$17.37 million Net Margins-435.21% Pretax Margin-433.95% Return on Equity-38.46% Return on Assets-30.33% Debt Debt-to-Equity RatioN/A Current Ratio9.36 Quick Ratio9.36 Sales & Book Value Annual Sales$18.30 million Price / Sales29.41 Cash FlowN/A Price / Cash FlowN/A Book Value$0.58 per share Price / Book4.26Miscellaneous Outstanding Shares217,899,000Free Float209,619,000Market Cap$538.21 million OptionableOptionable Beta2.21 Social Links Options Trading Made Easy - Download NowLearn the basics of options trading and how to use them to boost returns and manage risk with this free report from MarketBeat. Click the link below to get your free copy.Get This Free Report This page (NASDAQ:CTMX) was last updated on 10/9/2026 by MarketBeat.com Staff. From Our PartnersALERT: Drop these 5 stocks before the market opens tomorrow!The Wall Street Journal is already raising the alarm about a potential market crash, and Weiss Ratings researc...Weiss Ratings | SponsoredTrump's New DollarPorter Stansberry says President Trump has signed an executive order initiating what he calls a full U.S. doll...Porter & Company | SponsoredSmall Colorado Company (Backed by Sam Altman) Could Save U.S. Power GridA small Colorado company has secured rights to technology that could prevent the U.S. public power grid from c...Altimetry | SponsoredReady to give options a try? Your first trade (Ticker included) -INSIDETired of trying tactic after tactic when it comes to options trades... only to be met with market noise and st...Base Camp Trading | SponsoredThe end may be near for these iconic stocksMarc Chaikin, founder of Chaikin Analytics, says two forces - AI disruption and fracturing global trade - are ...Chaikin Analytics | SponsoredLouis Navellier: My #1 AI stock for 2026 (name & ticker inside)Louis Navellier's Stock Grader system helped him flag Nvidia before its 82,000% run and has identified the top...InvestorPlace | SponsoredHere’s the stock symbol I’ve promisedWhitney Tilson of Stansberry Research has long recommended Berkshire Hathaway as a core retirement holding - b...Stansberry Research | SponsoredHere’s Why Trump Won’t End The Iran WarTrump has called an Iran deal close 38 times since the war began, yet the fighting keeps flaring back up. O...Banyan Hill Publishing | Sponsored Adding Choose a watchlist: Watchlist Adding You have already added ten stocks to your watchlist. Upgrade to MarketBeat All Access to add more stocks to your watchlist. Adding CytomX Therapeutics, Inc. Please log in to your account or sign up in order to add this asset to your watchlist. Share CytomX Therapeutics With A Colleague Link copied to clipboard. Unlock superior investment research and tools. Sign up for MarketBeat All Access to gain access to MarketBeat's full suite of research tools and reports. Get MarketBeat All Access MarketBeat All Access Features Best-in-Class Portfolio Monitoring Get personalized stock ideas. Compare portfolio to indices. Check stock news, ratings, SEC filings, and more. Stock Ideas and Recommendations See daily stock ideas from top analysts. Receive short-term trading ideas from MarketBeat. Identify trending stocks on social media. Advanced Stock Screeners and Research Tools Use our seven stock screeners to find suitable stocks. Stay informed with MarketBeat's real-time news. Export data to Excel for personal analysis. Sign in to your free account to enjoy these benefits In-depth profiles and analysis for 20,000 public companies. Real-time analyst ratings, insider transactions, earnings data, and more. Our daily ratings and market update email newsletter. Sign in to your free account to enjoy all that MarketBeat has to offer. Sign In Create Account Your Email Address: Your Password: Log In Email Me a Login Link or Sign in with Facebook Sign in with Google Forgot your password? Your Email Address: Choose a Password: Create My Account (Free) or Sign in with Facebook Sign in with Google By creating a free account, you agree to our terms of service. This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.