Regeneron Pharmaceuticals (REGN) News Today $591.99 -6.72 (-1.12%) Closing price 09/19/2025 04:00 PM EasternExtended Trading$594.75 +2.76 (+0.47%) As of 09/19/2025 07:56 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 Polygon.io. Learn more. Add Compare Share Share Headlines Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsFDA EventsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock REGN Latest News All Sources Trusted Sources MarketBeat Barchart Benzinga Bloomberg GlobeNewswire GuruFocus MarketWatch Motley Fool NASDAQ PR Newswire Reuters Seeking Alpha TalkMarkets The Street TipRanks The Wall Street Journal Wall Street Zen Yahoo Finance Source Sentiment refers to the positivity or negativity of each headline according to our language processing algorithm. Sentiment All Sentiments Very Positive Positive Neutral Negative Very Negative Most Recent September 2025 August 2025 July 2025 June 2025 May 2025 April 2025 March 2025 February 2025 January 2025 December 2024 November 2024 October 2024 September 2024 August 2024 July 2024 June 2024 May 2024 April 2024 March 2024 February 2024 January 2024 December 2023 November 2023 October 2023 September 2023 August 2023 July 2023 June 2023 May 2023 April 2023 March 2023 February 2023 January 2023 December 2022 November 2022 October 2022 Time Period Press Release: Sanofi and Regeneron's Dupixent to treat chronic spontaneous urticaria advances in EU with positive CHMP opinion2 hours ago | globenewswire.comDupixent® (dupilumab) to Treat Chronic Spontaneous Urticaria (CSU) Advances in EU with Positive CHMP Opinion2 hours ago | globenewswire.comRegeneron Pharmaceuticals, Inc. $REGN Shares Acquired by Avanza Fonder ABSeptember 21 at 7:01 AM | marketbeat.comRegeneron Pharmaceuticals, Inc. $REGN Shares Acquired by Diversified Trust CoSeptember 21 at 4:53 AM | marketbeat.comAssenagon Asset Management S.A. Lowers Position in Regeneron Pharmaceuticals, Inc. $REGNSeptember 20 at 6:23 AM | marketbeat.comLivforsakringsbolaget Skandia Omsesidigt Trims Stake in Regeneron Pharmaceuticals, Inc. $REGNSeptember 20 at 5:57 AM | marketbeat.com77,592 Shares in Regeneron Pharmaceuticals, Inc. $REGN Acquired by Kingstone Capital Partners Texas LLCSeptember 20 at 5:57 AM | marketbeat.comRegeneron Pharmaceuticals, Inc. $REGN Shares Sold by Sumitomo Mitsui DS Asset Management Company LtdSeptember 20 at 4:09 AM | marketbeat.comProcyon Advisors LLC Sells 5,942 Shares of Regeneron Pharmaceuticals, Inc. $REGNSeptember 20 at 3:53 AM | marketbeat.comRegeneron Pharmaceuticals, Inc. (NASDAQ:REGN) Receives Average Recommendation of "Moderate Buy" from BrokeragesSeptember 20 at 2:43 AM | marketbeat.comRegeneron Pharmaceuticals, Inc. (NASDAQ:REGN) Sees Significant Growth in Short InterestSeptember 20 at 2:40 AM | americanbankingnews.comShort Interest in Regeneron Pharmaceuticals, Inc. (NASDAQ:REGN) Increases By 20.4%September 19 at 8:00 PM | marketbeat.comRegeneron donates ebola treatment for use in countries at risk of outbreaksSeptember 19 at 2:43 PM | msn.comCan Regeneron Change The Paradigm In Multiple Myeloma — And Undercut J&J?September 19 at 2:43 PM | msn.comCan Regeneron Change The Paradigm In Multiple Myeloma — And Undercut J&J?September 19 at 2:09 PM | investors.comRegeneron says blood cancer therapy shows 100% response rate in precancerous disorder studySeptember 19 at 1:23 PM | reuters.comPolianta Ltd Makes New Investment in Regeneron Pharmaceuticals, Inc. $REGNSeptember 19 at 7:32 AM | marketbeat.comRegeneron Donates Ebola Treatment for Use in Countries Most at Risk of OutbreaksSeptember 19 at 7:00 AM | globenewswire.com5,020 Shares in Regeneron Pharmaceuticals, Inc. $REGN Purchased by Sovran Advisors LLCSeptember 19 at 5:15 AM | marketbeat.comRegeneron Pharmaceuticals, Inc. $REGN Stock Holdings Boosted by Swedbank ABSeptember 19 at 4:31 AM | marketbeat.comDLK Investment Management LLC Takes Position in Regeneron Pharmaceuticals, Inc. $REGNSeptember 18, 2025 | marketbeat.comCzech National Bank Boosts Stock Position in Regeneron Pharmaceuticals, Inc. $REGNSeptember 18, 2025 | marketbeat.comLivforsakringsbolaget Skandia Omsesidigt Sells 10,460 Shares of Regeneron Pharmaceuticals, Inc. $REGNSeptember 18, 2025 | marketbeat.comMassMutual Private Wealth & Trust FSB Has $4.64 Million Stake in Regeneron Pharmaceuticals, Inc. $REGNSeptember 18, 2025 | marketbeat.comRegeneron Pharmaceuticals (REGN) Releases Results From EMPOWER-Lung 3 trialSeptember 17, 2025 | finance.yahoo.comRegeneron announces updated analyses from Phase 2 COURAGE trialSeptember 17, 2025 | msn.comRegeneron's rare bone disorder drug succeeds in late-stage trialSeptember 17, 2025 | msn.comRegeneron Pharmaceuticals (REGN) Advances Allergy Pipeline with Two Positive Phase 3 Trials Evaluating First-in-Class Antibody-Blockers of Cat and Birch AllergiesSeptember 17, 2025 | insidermonkey.comRegeneron Pharmaceuticals Reports Positive 26-Week Results from Phase 2 COURAGE Trial Combining Semaglutide with Trevogrumab for Obesity TreatmentSeptember 17, 2025 | quiverquant.comQRegeneron Announces Positive Phase 3 Trial in Adults with Ultra-Rare Genetic Disorder Fibrodysplasia Ossificans Progressiva (FOP), Demonstrating that Garetosmab Prevents ...September 17, 2025 | markets.businessinsider.comRegeneron's bone disorder treatment succeeds in late-stage trialSeptember 17, 2025 | reuters.comRegeneron Announces Positive Phase 3 Trial in Adults with Ultra-Rare Genetic Disorder Fibrodysplasia Ossificans Progressiva (FOP), Demonstrating that Garetosmab Prevents Greater than 99% of Abnormal Bone FormationSeptember 17, 2025 | globenewswire.comWoodstock Corp Has $4.21 Million Position in Regeneron Pharmaceuticals, Inc. $REGNSeptember 17, 2025 | marketbeat.comFocus Partners Wealth Sells 3,238 Shares of Regeneron Pharmaceuticals, Inc. $REGNSeptember 17, 2025 | marketbeat.comRegeneron Pharmaceuticals (REGN) Releases Results From EMPOWER-Lung 3 trialSeptember 17, 2025 | msn.comBMO Capital Maintains a Buy on Regeneron Pharmaceuticals (REGN)September 16, 2025 | finance.yahoo.comRMR Wealth Builders Acquires 593 Shares of Regeneron Pharmaceuticals, Inc. $REGNSeptember 16, 2025 | marketbeat.comGuoLine Advisory Pte Ltd Raises Stock Holdings in Regeneron Pharmaceuticals, Inc. $REGNSeptember 16, 2025 | marketbeat.comCentral Pacific Bank Trust Division Increases Stock Holdings in Regeneron Pharmaceuticals, Inc. $REGNSeptember 16, 2025 | marketbeat.comHarbor Investment Advisory LLC Sells 523 Shares of Regeneron Pharmaceuticals, Inc. $REGNSeptember 16, 2025 | marketbeat.comBMO Capital Maintains a Buy on Regeneron Pharmaceuticals (REGN)September 15, 2025 | msn.comAG2R LA Mondiale Gestion D Actifs Invests $2.60 Million in Regeneron Pharmaceuticals, Inc. $REGNSeptember 15, 2025 | marketbeat.comVoya Investment Management LLC Has $120.02 Million Position in Regeneron Pharmaceuticals, Inc. $REGNSeptember 15, 2025 | marketbeat.comFirst Hawaiian Bank Increases Stock Position in Regeneron Pharmaceuticals, Inc. $REGNSeptember 15, 2025 | marketbeat.comStrs Ohio Takes $21.81 Million Position in Regeneron Pharmaceuticals, Inc. $REGNSeptember 15, 2025 | marketbeat.comRegeneron Pharmaceuticals, Inc. $REGN Shares Sold by Advisors Capital Management LLCSeptember 15, 2025 | marketbeat.comIntech Investment Management LLC Has $5.06 Million Position in Regeneron Pharmaceuticals, Inc. $REGNSeptember 15, 2025 | marketbeat.comIntegrity Alliance LLC. Makes New $579,000 Investment in Regeneron Pharmaceuticals, Inc. $REGNSeptember 15, 2025 | marketbeat.comBelpointe Asset Management LLC Decreases Stock Position in Regeneron Pharmaceuticals, Inc. $REGNSeptember 15, 2025 | marketbeat.comSwedbank AB Increases Stock Position in Regeneron Pharmaceuticals, Inc. $REGNSeptember 14, 2025 | marketbeat.com Get Regeneron Pharmaceuticals News Delivered to You Automatically Sign up to receive the latest news and ratings for REGN and its competitors with MarketBeat's FREE daily newsletter. Subscribe Now View SMS TermsBy 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. REGN Media Mentions By Week REGN Media Sentiment Learn about the media sentiment score. Each headline receives a score ranging from 2 (good news) to -2 (bad news). Our company news sentiment scores track the average news sentiment of articles about each company over the most recent 7 days in order to identify companies that are receiving positive press. REGN News Sentiment▼1.200.76▲Average Medical News Sentiment REGN News Coverage Learn about the media coverage comparison. We track news headlines from hundreds of news outlets and tag them by company. This chart compares the number of articles about this company in the last seven days compared with the average number of articles about this company on a typical week. REGN Articles This Week▼4938▲REGN Articles Average Week Get the Latest News and Ratings for REGN and Related Stocks Enter your email address to receive the latest news and analysts' ratings for Regeneron Pharmaceuticals and its competitors. Sign Up View SMS TermsBy 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. Related Companies and Tools Related Companies Amgen News Gilead Sciences News Moderna News Intellia Therapeutics News Vir Biotechnology News Vertex Pharmaceuticals News AbbVie News Eli Lilly and Company News Merck & Co., Inc. News Pfizer News Headlines Tools Trending Media MentionsHigh Media Sentiment StocksLive News FeedMarketBeat OriginalsStock Ideas This page (NASDAQ:REGN) was last updated on 9/22/2025 by MarketBeat.com Staff From Our PartnersA New Way to Double Your Retirement Income?Bloomberg reports that a new class of investments is “entering a golden era,” with yields fueling a retail boo...Investors Alley | SponsoredPrepare for the “Mar-a-Lago Accord” Money ShockWhy Are Wall Street Insiders Moving Their Money to This ONE Asset? 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