This company has been marked as potentially delisted and may not be actively trading. Sesen Bio (SESN) News Today Add Compare Share Share Headlines Stock AnalysisBuy This Stock SESN Latest News All Sources Trusted Sources MarketBeat 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 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 September 2022 August 2022 Time Period Trey MewesApril 9, 2024 | startribune.comSSesen Bio (NASDAQ: SESN)August 4, 2023 | fool.comAfter revisions, Philadelphia-based Carisma Therapeutics poised to close merger with Sesen BioMarch 6, 2023 | bizjournals.comJefferies Financial Group Weighs in on Sesen Bio, Inc.'s FY2023 Earnings (NASDAQ:SESN)March 3, 2023 | marketbeat.comSesen Bio wins shareholder approval for Carisma mergerMarch 2, 2023 | msn.comSesen Bio Stockholders Approve Merger with Carisma TherapeuticsMarch 2, 2023 | finance.yahoo.comSesen Bio Reports Fourth Quarter and Full-Year 2022 Financial ResultsFebruary 28, 2023 | finance.yahoo.comSHAREHOLDER ALERT: Weiss Law Reminds SESN, MLVF, VLON, and SHBI Shareholders About Its Ongoing InvestigationsFebruary 24, 2023 | benzinga.comLeading Independent Proxy Advisory Firm Glass Lewis Joins ISS in Recommending That Sesen Bio Stockholders Vote "FOR" All Proposals to Approve Pending Merger With CarismaFebruary 21, 2023 | finance.yahoo.comBML, One of Sesen Bio's Top Stockholders, Announces Support for Pending Merger with Carisma TherapeuticsFebruary 17, 2023 | stockhouse.comLeading Independent Proxy Advisory Firm ISS Recommends Sesen Bio Stockholders Vote “FOR” All Proposals at March 2 Special MeetingFebruary 16, 2023 | businesswire.comSesen Bio to Host Webcast with Carisma Therapeutics to Discuss Pending MergerFebruary 16, 2023 | finance.yahoo.com5 big dividend moves: Group 1 Automotive hikes by 20% | Pro RecapFebruary 15, 2023 | finance.yahoo.comBML, One of Sesen Bio’s Top Stockholders, Announces Support for Pending Merger with Carisma TherapeuticsFebruary 15, 2023 | finance.yahoo.comSesen Bio, Carisma Therapeutics amend merger deal after reaching agreement with investor groupFebruary 14, 2023 | bizjournals.comSesen gains 11% on amended terms for merger with CarismaFebruary 14, 2023 | msn.comSesen Bio and Carisma Therapeutics Announce Increased Special Cash Dividend and Stockholder Support for Pending MergerFebruary 14, 2023 | finance.yahoo.comSesen Bio (NASDAQ:SESN) investors are sitting on a loss of 37% if they invested three years agoFebruary 6, 2023 | finance.yahoo.comSesen Bio Files Investor Presentation in Connection with Pending Carisma Therapeutics MergerFebruary 2, 2023 | finance.yahoo.comThe Petri Dish: Departed White House adviser returns to the BroadFebruary 2, 2023 | finance.yahoo.comSesen Bio Receives NASDAQ Delisting NoticeJanuary 30, 2023 | finance.yahoo.comSesen Bio Reiterates Confidence that Pending Merger with Carisma is in Best Interests of StockholdersJanuary 26, 2023 | finance.yahoo.comSesen Bio Files Definitive Proxy Statement and Mails Letter to Stockholders in Connection with Pending Merger with Carisma TherapeuticsJanuary 19, 2023 | finance.yahoo.comSHAREHOLDER ALERT: Weiss Law Reminds SESN, MLVF, VLON, and APEN Shareholders About Its Ongoing InvestigationsJanuary 6, 2023 | benzinga.comInvestor Group Issues Letter to Sesen Bio’s Board of Directors Regarding Intent to Vote AGAINST Proposed Carisma MergerJanuary 5, 2023 | finance.yahoo.comSesen Bio Reiterates Confidence in Pending Merger with Carisma TherapeuticsJanuary 4, 2023 | finance.yahoo.comSesen Bio investors reiterate plan to vote against Carisma mergerJanuary 3, 2023 | msn.comCarisma Therapeutics and Sesen Bio merger draws opposition from large shareholderJanuary 3, 2023 | finance.yahoo.comInvestor Group Reiterates Intent to Vote AGAINST Sesen Bio's Value-Destructive Merger with CarismaJanuary 3, 2023 | technews.tmcnet.comInvestor Group Reiterates Intent to Vote AGAINST Sesen Bio’s Value-Destructive Merger with CarismaJanuary 3, 2023 | finance.yahoo.comStocks to Watch: Sesen Bio, Model Performance Acquisition, Heidrick & StrugglesDecember 31, 2022 | marketwatch.comWhy Sesen Bio Shares Are Skyrocketing Friday?December 30, 2022 | benzinga.comSHAREHOLDER ALERT: Weiss Law Reminds WEBR, SESN, MLVF, and VLON Shareholders About Its Ongoing InvestigationsDecember 29, 2022 | benzinga.comSESEN BIO, INC. (SESN) Upgraded to Buy: What Does It Mean for the Stock?November 30, 2022 | finance.yahoo.comBradley Louis Radoff Discloses Activist Position in SESN / Sesen BioNovember 22, 2022 | 247wallst.comSesen Bio, Inc. to Post Q4 2022 Earnings of ($0.11) Per Share, Jefferies Financial Group Forecasts (NASDAQ:SESN)Sesen Bio, Inc. to Post Q4 2022 Earnings of ($0.11) Per Share, Jefferies Financial Group Forecasts (NASDAQ:SESN)...November 13, 2022 | marketbeat.comSesen Bio: Q3 Earnings InsightsNovember 7, 2022 | msn.comSesen Bio Reports Third Quarter 2022 Financial Results and Business UpdateNovember 7, 2022 | finance.yahoo.comSesen Bio (SESN) to Report Q3 Earnings: What's in the Cards?October 27, 2022 | finance.yahoo.comSESEN BIO, INC. (SESN) Flat As Market Gains: What You Should KnowOctober 21, 2022 | finance.yahoo.comSESEN BIO, INC. (SESN) Gains As Market Dips: What You Should KnowOctober 14, 2022 | msn.comSHAREHOLDER INVESTIGATION: Halper Sadeh LLC Investigates OCSL, SESN, ISROctober 11, 2022 | markets.businessinsider.comSESEN BIO, INC. (SESN) Stock Moves -0.43%: What You Should KnowSeptember 29, 2022 | finance.yahoo.comThe Petri Dish: Embattled Sesen Bio shuts down via mergerSeptember 22, 2022 | finance.yahoo.comSesen Bio Shares Sink After Merger NewsSeptember 21, 2022 | marketwatch.comNovartis, Moderna Partner Agrees To Merge With Beleaguered Sesen BioSeptember 21, 2022 | finance.yahoo.comSesen Bio to Merge With Carisma TherapeuticsSeptember 21, 2022 | marketwatch.comSesen Bio, Carisma To MergeSeptember 21, 2022 | markets.businessinsider.comSesen Bio in merger deal with immunotherapy company Carisma TherapeuticsSeptember 21, 2022 | seekingalpha.comSesen Bio and Carisma Therapeutics Announce Merger AgreementSeptember 21, 2022 | finance.yahoo.com Get Sesen Bio News Delivered to You Automatically Sign up to receive the latest news and ratings for SESN and its competitors with MarketBeat's FREE daily newsletter. Email Address SESN Media Mentions By Week SESN 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. SESN News Sentiment▼0.001.00▲Average Medical News Sentiment SESN 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. SESN Articles This Week▼00▲SESN Articles Average Week Get Sesen Bio News Delivered to You Automatically Sign up to receive the latest news and ratings for SESN and its competitors with MarketBeat's FREE daily newsletter. Email Address Related Companies and Tools Related Companies MorphoSys News Calliditas Therapeutics AB (publ) News Zymeworks News Chimerix News Avid Bioservices News MBX Biosciences News Revance Therapeutics News Checkpoint Therapeutics News Aerovate Therapeutics News 2seventy bio News Headlines Tools Trending Media MentionsHigh Media Sentiment StocksLive News FeedMarketBeat OriginalsStock Ideas This page (NASDAQ:SESN) was last updated on 7/12/2025 by MarketBeat.com Staff From Our Partners3..2..1.. AI 2.0 ignition (don’t sleep on this)I just put together an urgent new presentation that you need to see right away. 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