Kaskela Law Firm Announces Investigation into Fairness of Impending OneStream, Inc. (NASDAQ: OS) Shareholder Buyout and Encourages Current OS Shareholders to Contact the Firm

This section is Partnership Content suppliedThe content in this section is supplied by GlobeNewswire for the purposes of distributing press releases on behalf of its clients. Postmedia has not reviewed the content. by GlobeNewswire Article contentPHILADELPHIA , Feb. 28, 2026 (GLOBE NEWSWIRE) — On behalf of OneStream, Inc. (NASDAQ: OS) shareholders, Kaskela Law LLC reports that it is investigating the proposed buyout of OneStream’s shareholders to determine whether the buyout price is fair to the company’s investors.Sign In or Create an AccountEmail AddressContinueor View more offersArticle contentClick here to request additional information: https://kaskelalaw.com/case/onestream/Article contentWe apologize, but this video has failed to load.Try refreshing your browser, ortap here to see other videos from our team.Article contentOn January 6, 2026, OneStream announced that it had agreed to be acquired by private equity firm Hg at a price of $24.00 per share in cash. Following the closing of the proposed transaction, OneStream shareholders will be cashed out of their investment position and the company’s shares will no longer be publicly traded.Article contentArticle contentThe investigation seeks to determine whether investors will be receiving sufficient financial consideration for their OneStream shares, and whether the company’s representatives breached their fiduciary duties in agreeing to the $24.00 per share buyout price. Article contentTop StoriesGet the latest headlines, breaking news and columns.There was an error, please provide a valid email address.Sign UpBy signing up you consent to receive the above newsletter from Postmedia Network Inc.Thanks for signing up!A welcome email is on its way. If you don't see it, please check your junk folder.The next issue of Top Stories will soon be in your inbox.We encountered an issue signing you up. Please try againInterested in more newsletters? Browse here.Article contentIf you are a OneStream shareholder and would like to learn more about our investigation, please click here to fill out our online form, or contact lead investigative attorney Adrienne Bell, Esq. at (484) 229 – 0750 or by email at abell@kaskelalaw.com. You can also click on the following link or paste it into your browser to learn more about the investigation and your legal rights and options: Article contenthttps://kaskelalaw.com/case/onestream/ Article contentKaskela Law LLC exclusively represents investors in securities fraud, corporate governance, and merger & acquisition litigation in contingent litigation. For additional information about Kaskela Law LLC, including the firm’s recent notable recoveries for investors, please visit www.kaskelalaw.com. Article contentCONTACT: Article contentKASKELA LAW LLC D. Seamus Kaskela, Esq. (skaskela@kaskelalaw.com) Adrienne Bell, Esq. (abell@kaskelalaw.com) 18 Campus Blvd., Suite 100 Newtown Square, PA 19073 (484) 229 – 0750 www.kaskelalaw.com Article contentThis communication may constitute attorney advertising in certain jurisdictions. Article contentArticle contentArticle contentArticle contentArticle contentArticle contentTrending Iran Strikes: What's at Stake for Oil Markets as Trump Attacks PMN Business The (high) opportunity cost of paying off your mortgage early Mortgages Canada's housing market suffers largest price decline among major economies, says BIS Real Estate Embassies evacuate in Middle East with Trump 'not happy' on Iran PMN Business China halts Canada canola meal tariffs, adding to trade thaw Agriculture Share this article in your social networkCommentsYou must be logged in to join the discussion or read more comments.Create an AccountSign in Join the Conversation Postmedia is committed to maintaining a lively but civil forum for discussion. Please keep comments relevant and respectful. Comments may take up to an hour to appear on the site. You will receive an email if there is a reply to your comment, an update to a thread you follow or if a user you follow comments. Visit our Community Guidelines for more information. Iran Strikes: What's at Stake for Oil Markets as Trump Attacks PMN Business The (high) opportunity cost of paying off your mortgage early Mortgages Canada's housing market suffers largest price decline among major economies, says BIS Real Estate Embassies evacuate in Middle East with Trump 'not happy' on Iran PMN Business China halts Canada canola meal tariffs, adding to trade thaw Agriculture