SINA DEADLINE TOMORROW: ROSEN, A TOP RANKED LAW FIRM, Encourages Sina Corporation Investors to Secure Counsel Before Important November 18 Deadline in Securities Class Action - SINANovember 17, 2025 9:54 PM EST | Source: The Rosen Law Firm PANew York, New York--(Newsfile Corp. - November 17, 2025) - WHY: Rosen Law Firm, a global investor rights law firm, reminds sellers of ordinary shares, including those that sold into the Merger of Sina Corporation (NASDAQ: SINA) between October 13, 2020 and ...