This company has been marked as potentially delisted and may not be actively trading. NASDAQ:SESN Sesen Bio (SESN) Stock Price, News & Analysis Add Compare Share Share Stock Analysis Stock AnalysisBuy This Stock About Sesen Bio Stock (NASDAQ:SESN) 30 days 90 days 365 days Advanced Chart Get Sesen Bio alerts:Sign Up Key Stats Today's Range N/A50-Day Range$0.63▼$12.9952-Week Range N/AVolume93,330 shsAverage Volume1.07 million shsMarket Capitalization$2.56 billionP/E RatioN/ADividend YieldN/APrice TargetN/AConsensus RatingN/A Company OverviewSesen Bio, Inc. engages in designing, engineering, and developing targeted protein therapeutics. It offers Vicineum and Proxinium, which target tumor cell surface antigens that allow for rapid internalization into the targeted cancer cell and also have limited expression on normal cells. The company was founded by Reza Dana, K. Christopher Garcia, Gregory L. Verdine, Casey T. Weaver and K. Dane Wittrup on February 25, 2008 and is headquartered in Cambridge, MA.Read More… Receive SESN Stock News and Ratings via Email Sign-up to receive the latest news and ratings for Sesen Bio and its competitors with MarketBeat's FREE daily newsletter. Email Address SESN Stock News HeadlinesTrey MewesApril 10, 2024 | startribune.comSesen Bio (NASDAQ: SESN)August 4, 2023 | fool.comWhite House to reset Social Security?Elon Musk's parting DOGE gift looks set to shock America... A single announcement by July 22nd could soon bring Elon Musk's DOGE operation to its final, dramatic conclusion - with huge consequences for millions of investors. So if you have any money in the market... you're almost out of time to prepare. This plan has already been put in place... and can operate even if Elon's long gone from Washington. June 4, 2025 | Altimetry (Ad)After revisions, Philadelphia-based Carisma Therapeutics poised to close merger with Sesen BioMarch 6, 2023 | bizjournals.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.comSee More Headlines SESN Stock Analysis - Frequently Asked Questions How were Sesen Bio's earnings last quarter? Sesen Bio, Inc. (NASDAQ:SESN) posted its quarterly earnings results on Sunday, November, 7th. The company reported $7.20 earnings per share (EPS) for the quarter, beating the consensus estimate of ($1.40) by $8.60. When did Sesen Bio's stock split? Sesen Bio shares reverse split on Wednesday, March 8th 2023. The 1-20 reverse split was announced on Wednesday, March 8th 2023. The number of shares owned by shareholders was adjusted after the closing bell on Wednesday, March 8th 2023. An investor that had 100 shares of stock prior to the reverse split would have 5 shares after the split. What other stocks do shareholders of Sesen Bio own? Based on aggregate information from My MarketBeat watchlists, some other companies that Sesen Bio investors own include Predictive Oncology (POAI), Ford Motor (F), Zomedica (ZOM), NIO (NIO), Bank of America (BAC), Wells Fargo & Company (WFC) and OPKO Health (OPK). Company Calendar Last Earnings11/07/2021Today6/03/2025Fiscal Year End12/31/2025Get Stock AlertsIndustry, Sector and Symbol Stock ExchangeNASDAQ SectorMedical Industry Pharmaceutical preparations Sub-IndustryN/A Current SymbolNASDAQ:SESN CIK1485003 Webwww.sesenbio.com Phone(617) 444-8550Fax617-858-0911Employees35Year FoundedN/AProfitability EPS (Most Recent Fiscal Year)($0.10) Trailing P/E RatioN/A Forward P/E RatioN/A P/E GrowthN/ANet Income-$19.88 million Net MarginsN/A Pretax Margin-59.40% Return on Equity6.70% Return on Assets5.41% Debt Debt-to-Equity RatioN/A Current Ratio6.10 Quick Ratio6.10 Sales & Book Value Annual Sales$40 million Price / Sales0.00 Cash FlowN/A Price / Cash Flow3.39 Book Value$0.78 per share Price / BookN/AMiscellaneous Outstanding Shares203,490,000Free Float196,980,000Market Cap$2.56 billion OptionableOptionable Beta0.83 Beginner's Guide To Retirement StocksEnter your email address and we'll send you MarketBeat's list of seven best retirement stocks and why they should be in your portfolio. Get This Free Report This page (NASDAQ:SESN) was last updated on 6/4/2025 by MarketBeat.com Staff From Our PartnersThe Real Reason Silver Prices Are SoaringElon Musk is back in the spotlight—this time for fueling a global scramble for silver. Tesla's relentless p...GoldenCrest Metals | SponsoredThe DOJ Just Paved the Way for Account SeizuresWashington is running out of money…And guess where they'll look next? When governments go broke, they take ...Priority Gold | SponsoredFPV Drone Innovator Secures Major Defense ContractIn May, Ukraine launched Operation Spider Web - a 117-drone FPV swarm that devastated Russian fuel depots and ...The Tomorrow Investor | SponsoredJunior Explorer Taps Into TSMC’s $165 Billion Chip CorridorThe chip war is moving underground. 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