NASDAQ:TPST Tempest Therapeutics (TPST) Stock Price, News & Analysis $0.97 +0.07 (+8.16%) Closing price 09/18/2026 04:00 PM EasternExtended Trading$0.96 -0.01 (-1.34%) As of 09/18/2026 07:59 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 TrendsOwnershipSEC Filings About Tempest Therapeutics Stock (NASDAQ:TPST) 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 Tempest Therapeutics alerts:Sign Up Key Stats Today's Range$0.84▼$1.0950-Day Range$0.76▼$1.2152-Week Range$0.74▼$12.23Volume4.74 million shsAverage Volume7.10 million shsMarket Capitalization$16.01 millionP/E RatioN/ADividend YieldN/APrice TargetN/AConsensus RatingReduce Company Overview Tempest Therapeutics, Inc. is a clinical-stage biotechnology company focused on developing small-molecule medicines for cancer. Its research combines tumor-targeted approaches with immune-system modulation, with the goal of addressing both cancer-cell biology and the tumor microenvironment. The company’s pipeline has included TPST-1120, an oral, selective antagonist of peroxisome proliferator-activated receptor alpha (PPARα). The program is being investigated for advanced solid tumors, including hepatocellular carcinoma, as a monotherapy and in combination with other cancer treatments. Tempest has also pursued additional discovery-stage programs designed to activate antitumor immunity and overcome mechanisms of immune suppression. Tempest was founded in 2018 and is headquartered in San Francisco, California. Its therapies are being developed through clinical research and collaborations with oncology investigators and industry partners, with potential applications in major global cancer markets. The company is led by Stephen Brady, who serves as president and chief executive officer.AI Generated. May Contain Errors. Read More Tempest Therapeutics Stock Analysis - MarketRank™See Top-Rated MarketRank™ Stocks25th Percentile Overall ScoreTPST MarketRank™: Tempest Therapeutics scored higher than 25% of companies evaluated by MarketBeat, and ranked 801st out of 905 stocks in the healthcare sector. Scores are calculated by averaging available category scores, with extra weight given to analysis and valuation. Analyst's Opinion1.0 / 5Analyst RatingReduce Consensus RatingTempest Therapeutics has received a consensus rating of Reduce. The company's average rating score is 1.50, and is based on no strong buy ratings, no buy ratings, 1 hold rating, and 1 sell rating.Amount of Analyst CoverageTempest Therapeutics has only been the subject of 1 research reports in the past 90 days.Read more about Tempest Therapeutics' stock forecast and price target. Earnings and Valuation1.3 / 5Proj. Earnings GrowthGrowing Earnings GrowthEarnings for Tempest Therapeutics are expected to grow in the coming year, from ($1.34) to ($1.21) per share.Price to Earnings Ratio vs. the MarketThe P/E ratio of Tempest Therapeutics is -0.23, 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 Tempest Therapeutics is -0.23, 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 RatioTempest Therapeutics has a P/B Ratio of 0.72. P/B Ratios below 1 indicate that a company could be undervalued with respect to its assets and liabilities.Read more about Tempest Therapeutics' valuation and earnings. Short Interest3.0 / 5Short Interest LevelHealthy Percentage of Shares Shorted3.62% of the float of Tempest Therapeutics has been sold short.Short Interest Ratio / Days to CoverTempest Therapeutics has a short interest ratio ("days to cover") of 2.03, which is generally considered an acceptable ratio of short interest to trading volume.Change versus previous monthShort interest in Tempest Therapeutics has recently increased by 2.09%, indicating that investor sentiment is decreasing. Dividend0.0 / 5Dividend StrengthN/A Dividend YieldTempest Therapeutics does not currently pay a dividend.Dividend GrowthTempest Therapeutics does not have a long track record of dividend growth. News and Social Media3.3 / 5News Sentiment0.28 News SentimentTempest Therapeutics has a news sentiment score of 0.28. 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 0.56 average news sentiment score of Healthcare companies.News Coverage This WeekMarketBeat has tracked 5 news articles for Tempest Therapeutics this week, compared to 2 articles on an average week.Search Interest3 people have searched for TPST on MarketBeat in the last 30 days. This is an increase of 200% compared to the previous 30 days.MarketBeat Follows3 people have added Tempest Therapeutics to their MarketBeat watchlist in the last 30 days. This is an increase of 200% compared to the previous 30 days. Company Ownership1.0 / 5Insider TradingN/A Insider Buying vs. Insider SellingIn the past three months, Tempest Therapeutics insiders have not sold or bought any company stock.Percentage Held by Insiders36.20% of the stock of Tempest Therapeutics is held by insiders. A high percentage of insider ownership can be a sign of company health.Percentage Held by Institutions22.52% of the stock of Tempest Therapeutics is held by institutions.Read more about Tempest Therapeutics' insider trading history. Receive TPST Stock News and Ratings via Email Sign-up to receive the latest news and ratings for Tempest 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. TPST Stock News HeadlinesTempest Therapeutics: Tempest Secures Exclusive Option to License Clinical-Stage CD7-Targeted Lentiviral In Vivo CAR-T PlatformSeptember 16 at 7:13 AM | finanznachrichten.deWhy Tempest Therapeutics Shares Are Trading Higher By Around 50%; Here Are 20 Stocks Moving PremarketSeptember 16 at 5:04 AM | benzinga.comHere’s the stock symbol I’ve promisedWhitney Tilson of Stansberry Research has long recommended Berkshire Hathaway as a core retirement holding - but now he believes he's found something better. This under-the-radar company sits at the intersection of America's two most important industries, including AI, pays massive dividends, and attracted a famous money manager who put 60% of his multi-billion-dollar fund into it. Tilson is revealing the name and ticker symbol completely free - no credit card or email required.September 19 at 1:00 AM | Stansberry Research (Ad)Tempest Gets Option To License CD7-Targeted In Vivo CAR-T Platform; Overnight Stock Surge 64%September 16 at 1:49 AM | rttnews.comTempest Therapeutics Gains Option to License New In-Body CAR-T Technology From SenlangSeptember 15, 2026 | finance.yahoo.comTempest Secures Exclusive Option to License Clinical-Stage CD7-Targeted Lentiviral In Vivo CAR-T PlatformSeptember 15, 2026 | globenewswire.comTempest Therapeutics announces $2.5M private placementSeptember 11, 2026 | msn.comTempest Therapeutics Announces Up to $7.5 Million Private PlacementSeptember 11, 2026 | globenewswire.comSee More Headlines TPST Stock Analysis - Frequently Asked Questions How have TPST shares performed this year? Tempest Therapeutics' stock was trading at $2.87 on January 1st, 2026. Since then, TPST stock has decreased by 66.3% and is now trading at $0.9680. How were Tempest Therapeutics' earnings last quarter? Tempest Therapeutics, Inc. (NASDAQ:TPST) announced its quarterly earnings data on Thursday, August, 13th. The company reported ($0.34) EPS for the quarter, missing analysts' consensus estimates of ($0.30) by $0.04. When did Tempest Therapeutics' stock split? Tempest Therapeutics's stock reverse split on Friday, June 25th 2021.The 1-15 reverse split was announced on Friday, June 25th 2021. The number of shares owned by shareholders was adjusted after the market closes on Monday, June 28th 2021. An investor that had 100 shares of stock prior to the reverse split would have 7 shares after the split. Who are Tempest Therapeutics' major shareholders? Top institutional investors of Tempest Therapeutics include Squarepoint Ops LLC (0.19%). Insiders that own company stock include Matthew Angel, Versant Venture Capital Vi, L, Stephen R Brady, Justin Trojanowski and Samuel Whiting. View institutional ownership trends. How do I buy shares of Tempest Therapeutics? Shares of TPST 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 Tempest Therapeutics own? Based on aggregate information from My MarketBeat watchlists, some other companies that Tempest Therapeutics investors own include Meta Platforms (META), Cloudflare (NET), NVIDIA (NVDA), Snowflake (SNOW), Tesla (TSLA), Intel (INTC) and Pfizer (PFE). Company Calendar Last Earnings8/13/2026Today9/19/2026AGM 202610/14/2026Next 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. Yellow Zone (10m+) 1-Year History Sep 25 Dec 25 Mar 26 Jun 26 Sep 26 TPST's financial health is in the Yellow zone, according to TradeSmith. TPST has been in this zone for over 10 months. Industry, Sector and Symbol Stock ExchangeNASDAQ SectorHealthcare Industry Biotechnology Sub-IndustryBiotechnology Current SymbolNASDAQ:TPST CIK1544227 Webwww.tempesttx.com Phone415-798-8589FaxN/AEmployees4Year Founded2012Profitability EPS (Trailing Twelve Months)($4.28) Trailing P/E RatioN/A Forward P/E RatioN/A P/E GrowthN/ANet Income-$26.26 million Net MarginsN/A Pretax MarginN/A Return on Equity-576.56% Return on Assets-134.99% Debt Debt-to-Equity RatioN/A Current Ratio0.38 Quick Ratio0.38 Sales & Book Value Annual SalesN/A Price / SalesN/A Cash FlowN/A Price / Cash FlowN/A Book Value$1.35 per share Price / Book0.72Miscellaneous Outstanding Shares16,540,000Free Float10,553,000Market Cap$16.01 million OptionableNo Data Beta-1.68 Social Links The Infrastructure's Backbone: 10 Stocks Powering the AI BuildoutThe AI boom extends far beyond the biggest tech names. Discover 10 companies supplying the memory, storage, networking, semiconductor manufacturing, and power infrastructure that make AI possible. Learn where the next wave of AI investment opportunities may emerge—and the key risks investors should watch as the global AI buildout accelerates.Get This Free Report This page (NASDAQ:TPST) was last updated on 9/19/2026 by MarketBeat.com Staff. From Our PartnersThey didn't warn anyone in 1971. 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