Swedish Prosecutor Flags Possible Leak Before Sivers Semiconductors U.S. Dual-Listing Disclosure

According to prosecutor Jonas Myrdal, an anonymous X account posted details roughly 48 hours before Sivers Semiconductors confirmed its U.S. dual-listing plan, prompting scrutiny after the stock rose several hundred percent.

Summary

Swedish prosecutor Jonas Myrdal said a likely information leak may have occurred before Sivers Semiconductors announced its U.S. dual listing. According to his statement, an anonymous X account with roughly 200,000 followers published the claim about 48 hours ahead of the company’s official disclosure, after which the stock rose several hundred percent. He called on Nasdaq to investigate whether the episode involved violations of the EU Market Abuse Regulation, which is designed to prevent insider dealing, unlawful disclosure of inside information, and market manipulation.

Terms & Concepts
  • Dual listing: A company’s shares are listed on two exchanges, allowing investors in more than one market to trade the stock.
  • EU Market Abuse Regulation: A European Union rulebook aimed at stopping insider trading, improper disclosure of nonpublic information, and market manipulation.
  • Inside information: Material nonpublic information that could affect a security’s price if it becomes public.