NASDAQ:ADPT Adaptive Biotechnologies (ADPT) Stock Price, News & Analysis $28.61 0.00 (0.00%) Closing price 09/18/2026 04:00 PM EasternExtended Trading$28.59 -0.02 (-0.07%) As of 09/18/2026 07:55 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 Adaptive Biotechnologies Stock (NASDAQ:ADPT) 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 ADPT alerts:Sign Up Key Stats Today's Range$27.91▼$28.6850-Day Range$21.02▼$28.6152-Week Range$12.00▼$28.72Volume2.99 million shsAverage Volume1.94 million shsMarket Capitalization$4.57 billionP/E RatioN/ADividend YieldN/APrice Target$24.42Consensus RatingModerate Buy Company Overview Adaptive Biotechnologies Corp. (NASDAQ: ADPT) is a biotechnology company focused on applying immune-system data to the diagnosis and treatment of disease. The company develops technologies that decode T-cell and B-cell receptors, helping researchers and clinicians analyze the adaptive immune response at the scale of individual immune cells. Its key products include clonoSEQ, a clinical diagnostic test that measures minimal residual disease in certain blood cancers, including multiple myeloma and acute lymphoblastic leukemia. Adaptive also offers immunoSEQ, a research platform that uses immune repertoire sequencing for applications in immunology, oncology, infectious disease and other areas of biomedical research. Founded in 2009 and headquartered in Seattle, Washington, Adaptive Biotechnologies serves pharmaceutical and biotechnology companies, academic researchers, healthcare providers and patients. The company has pursued partnerships and collaborations designed to apply its immune-repertoire technology to drug discovery, clinical development and precision medicine in the United States and international markets.AI Generated. May Contain Errors. Read More Adaptive Biotechnologies Stock Analysis - MarketRank™See Top-Rated MarketRank™ Stocks38th Percentile Overall ScoreADPT MarketRank™: Adaptive Biotechnologies scored higher than 38% of companies evaluated by MarketBeat, and ranked 651st out of 895 stocks in the healthcare sector. Scores are calculated by averaging available category scores, with extra weight given to analysis and valuation. Analyst's Opinion2.3 / 5Analyst RatingModerate Buy Consensus RatingAdaptive Biotechnologies has received a consensus rating of Moderate Buy. The company's average rating score is 2.57, and is based on no strong buy ratings, 5 buy ratings, 1 hold rating, and 1 sell rating.Downside RiskAdaptive Biotechnologies has a consensus price target of $24.42, representing about 14.7% downside from its current price of $28.61.Amount of Analyst CoverageAdaptive Biotechnologies has been the subject of 6 research reports in the past 90 days, demonstrating strong analyst interest in this stock.Read more about Adaptive Biotechnologies' stock forecast and price target. Earnings and Valuation0.6 / 5Proj. Earnings GrowthGrowing Earnings GrowthEarnings for Adaptive Biotechnologies are expected to grow in the coming year, from ($0.40) to ($0.17) per share.Price to Earnings Ratio vs. the MarketThe P/E ratio of Adaptive Biotechnologies is -69.78, 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 Adaptive Biotechnologies is -69.78, 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 RatioAdaptive Biotechnologies has a P/B Ratio of 19.46. P/B Ratios above 3 indicate that a company could be overvalued with respect to its assets and liabilities.Read more about Adaptive Biotechnologies' valuation and earnings. Short Interest3.0 / 5Short Interest LevelHealthy Percentage of Shares Shorted7.78% of the float of Adaptive Biotechnologies has been sold short.Short Interest Ratio / Days to CoverAdaptive Biotechnologies has a short interest ratio ("days to cover") of 6.37.Change versus previous monthShort interest in Adaptive Biotechnologies has recently decreased by 12.09%, indicating that investor sentiment is improving significantly. Dividend0.0 / 5Dividend StrengthN/A Dividend YieldAdaptive Biotechnologies does not currently pay a dividend.Dividend GrowthAdaptive Biotechnologies does not have a long track record of dividend growth. News and Social Media2.8 / 5News Sentiment0.45 News SentimentAdaptive Biotechnologies has a news sentiment score of 0.45. 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 13 news articles for Adaptive Biotechnologies this week, compared to 6 articles on an average week.Search InterestOnly 5 people have searched for ADPT on MarketBeat in the last 30 days. This is a decrease of -50% compared to the previous 30 days.MarketBeat Follows5 people have added Adaptive Biotechnologies to their MarketBeat watchlist in the last 30 days. This is an increase of 400% compared to the previous 30 days. Company Ownership1.6 / 5Insider TradingSelling Shares Insider Buying vs. Insider SellingIn the past three months, Adaptive Biotechnologies insiders have sold more of their company's stock than they have bought. Specifically, they have bought $0.00 in company stock and sold $47,093,615.00 in company stock.Percentage Held by Insiders5.70% of the stock of Adaptive Biotechnologies is held by insiders.Percentage Held by Institutions99.17% of the stock of Adaptive Biotechnologies is held by institutions. High institutional ownership can be a signal of strong market trust in this company.Read more about Adaptive Biotechnologies' insider trading history. Receive ADPT Stock News and Ratings via Email Sign-up to receive the latest news and ratings for Adaptive Biotechnologies 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. 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ADPT Stock News HeadlinesInsider Selling: Adaptive Biotechnologies (NASDAQ:ADPT) Insider Sells $32,265.00 in StockSeptember 20 at 5:38 AM | americanbankingnews.comInsider Selling: Adaptive Biotechnologies (NASDAQ:ADPT) Insider Sells $3,238,292.36 in StockSeptember 19 at 6:37 AM | insidertrades.comThe cat is out the bagAlmost 80,000 tech jobs vanished in the first three months of 2026. Meta cut 14,000 roles, Microsoft offered separation packages to 8,500 workers, and Oracle is reportedly eliminating up to 30,000 positions. Goldman Sachs estimates 12,400 Americans are being financially displaced every single day. Analyst Porter Stansberry says the real driver runs deeper than AI - and two Nobel Prize winners have issued the same warning. He calls it the Final Displacement, and he's releasing a full investigation with specific companies to buy and sell before the next wave hits. | Porter & Company (Ad)Susan Bobulsky Sells 1,195 Shares of Adaptive Biotechnologies (NASDAQ:ADPT) StockSeptember 18 at 7:37 AM | insidertrades.comAlert incorrectly tagged to Adaptive Biotechnologies withdrawnSeptember 17, 2026 | marketscreener.comMAdaptive Biotechnologies Announces Update to NCCN Guidelines® for Multiple Myeloma, Strengthening MRD Testing Recommendations and Specifically Referencing clonoSEQ®September 17, 2026 | globenewswire.comAdaptive Biotechnologies Corporation (ADPT) Presents at Morgan Stanley 24th Annual Global Healthcare Conference TranscriptSeptember 15, 2026 | seekingalpha.comAdaptive Biotechnologies (NASDAQ:ADPT) Director Robert Hershberg Sells 30,664 SharesAugust 21, 2026 | insidertrades.comSee More Headlines ADPT Stock Analysis - Frequently Asked Questions How have ADPT shares performed this year? Adaptive Biotechnologies' stock was trading at $16.24 on January 1st, 2026. Since then, ADPT stock has increased by 76.2% and is now trading at $28.61. How were Adaptive Biotechnologies' earnings last quarter? Adaptive Biotechnologies Corporation (NASDAQ:ADPT) posted its earnings results on Wednesday, July, 29th. The company reported ($0.25) EPS for the quarter, missing the consensus estimate of ($0.13) by $0.12. The firm's revenue for the quarter was up 21.5% on a year-over-year basis. Read the conference call transcript. When did Adaptive Biotechnologies IPO? Adaptive Biotechnologies (ADPT) raised $278 million in an IPO on Thursday, June 27th 2019. The company issued 15,000,000 shares at a price of $18.00-$19.00 per share. Goldman Sachs, J.P. Morgan and BofA Merrill Lynch served as the underwriters for the IPO and Cowen, Guggenheim Securities, William Blair and BTIG were co-managers. Who are Adaptive Biotechnologies' major shareholders? Adaptive Biotechnologies' top institutional shareholders include BlackRock Inc. (9.49%), Wellington Management Group LLP (3.70%), Bank of America Corp DE (1.08%) and Freestone Grove Partners LP (0.55%). Insiders that own company stock include Chad M Robins, Harlan S Robins, Tycho Peterson, Susan Bobulsky, Julie Rubinstein, Kyle Piskel, Sharon Benzeno, Francis Lo, Stacy L Taylor, Peter M Neupert, Michelle Renee Griffin and Robert Hershberg. View institutional ownership trends. How do I buy shares of Adaptive Biotechnologies? Shares of ADPT 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 Adaptive Biotechnologies own? Based on aggregate information from My MarketBeat watchlists, some other companies that Adaptive Biotechnologies investors own include American Water Works (AWK), Humana (HUM), Voyager Therapeutics (VYGR), Waste Connections (WCN), The RMR Group (RMR), DiamondRock Hospitality (DRH) and AUO (AUOTY). Company Calendar Last Earnings7/29/2026Today9/20/2026Next Earnings (Estimated)11/04/2026Fiscal 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 (4m+) 1-Year History Sep 25 Dec 25 Mar 26 Jun 26 Sep 26 ADPT's financial health is in the Green zone, according to TradeSmith. ADPT has been in this zone for over 4 months. Industry, Sector and Symbol Stock ExchangeNASDAQ SectorHealthcare Industry Life Sciences Tools & Services Sub-IndustryLife Sciences Tools & Services Current SymbolNASDAQ:ADPT CIK1478320 Webwww.adaptivebiotech.com Phone(206) 659-0067Fax206-659-0667Employees624Year Founded2009Price Target and Rating Average Price Target for Adaptive Biotechnologies$24.42 High Price Target$28.00 Low Price Target$19.00 Potential Upside/Downside-14.7%Consensus RatingModerate Buy Rating Score (0-4)2.57 Research Coverage7 Analysts Profitability EPS (Trailing Twelve Months)($0.41) Trailing P/E RatioN/A Forward P/E RatioN/A P/E GrowthN/ANet Income-$59.50 million Net Margins-20.73% Pretax Margin-20.77% Return on Equity-36.81% Return on Assets-13.77% Debt Debt-to-Equity Ratio2.22 Current Ratio4.79 Quick Ratio4.68 Sales & Book Value Annual Sales$276.98 million Price / Sales16.49 Cash FlowN/A Price / Cash FlowN/A Book Value$1.47 per share Price / Book19.46Miscellaneous Outstanding Shares159,600,000Free Float150,499,000Market Cap$4.57 billion OptionableOptionable Beta2.09 Social Links 7 Energy Stocks to Buy and Hold ForeverWith the proliferation of data centers and electric vehicles, the electric grid will only get more strained. 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