ROSEN, LEADING INVESTOR COUNSEL, Encourages SES AI Corporation Investors to Secure Counsel Before Important Deadline in Securities Class Action First Filed by the Firm - SES

New York, New York--(Newsfile Corp. - May 29, 2026) - WHY: Rosen Law Firm, a global investor rights law firm, reminds purchasers of securities of SES AI Corporation (NYSE: SES) between January 29, 2025 and March 4, 2026, both dates inclusive (the "Class Period"), of the important June 26, 2026 lead plaintiff deadline in the securities class action first filed by the Firm. SO WHAT: If you purchased SES AI securities during the Class Period you may be entitled to compensation without payment of any out of pocket fees or costs through a contingency fee arrangement.