Sina Corporation Class Action Lawsuit: Investors Must Act Before November 18, 2025

Strategic Insights -

Sellers of ordinary shares of Sina Corporation, including those that sold into the Merger between October 13, 2020, and March 22, 2021, may be entitled to compensation without payment of any out-of-pocket fees or costs through a contingency fee arrangement. A class action lawsuit has been filed, and investors must move the Court no later than November 18, 2025, to join the Sina class action. The Rosen Law Firm, a global investor rights law firm, reminds sellers of ordinary shares of Sina Corporation of the important lead plaintiff deadline.

Key Takeaways:

  • A class action lawsuit has been filed against Sina Corporation, alleging a fraudulent scheme to depress the value of Sina ordinary shares to avoid paying a fair price to Sina's shareholders in connection with the Merger.
  • The lawsuit claims that defendants misrepresenting and/or omitting material information within and from Sina's proxy materials in connection with the Merger, resulting in the concealment of the true value of Sina's investment in TuSimple.
  • Defendants' statements about Sina's business, operations, and prospects were materially false and misleading and/or lacked a reasonable basis at all relevant times.
  • Sellers of ordinary shares of Sina Corporation, including those that sold into the Merger between October 13, 2020, and March 22, 2021, may be entitled to compensation without payment of any out-of-pocket fees or costs through a contingency fee arrangement.
  • The Rosen Law Firm, a global investor rights law firm, has achieved the largest ever securities class action settlement against a Chinese Company at the time and has recovered hundreds of millions of dollars for investors.
  • The firm has been ranked in the top 4 each year since 2013 and has been named by law360 as aTitan of Plaintiffs' Bar in 2020.
  • The lawsuit allegations include the failure to disclose the true value of Sina's investment in TuSimple at the time of the Merger and the offer of $43.30 per ordinary share as consideration for the Merger, which substantially shortchanged the true value of Sina ordinary shares.

Statistics:

  • $438 million: The amount secured by Rosen Law Firm for investors in 2019.
  • $200 million+: The estimated amount recovered by Rosen Law Firm for investors in 2017.

Sources:

  • "Rosen Law Firm Announces Investigation into Sina Corporation Merger" (PRNewswire)
  • "Rosen Law Firm Reminds Sellers of Sina Ordinary Shares of Important November 18, 2025 Deadline in Class Action" (PRNewswire)
  • "The Rosen Law Firm, P.A. - Laurence Rosen, Esq." (The Rosen Law Firm website)
  • "The Rosen Law Firm, P.A. - Phillip Kim, Esq." (The Rosen Law Firm website)