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Results: 1-4 of 4

US Supreme Court grants certiorari in Matrixx Initiatives, Iinc. v. Siracusano

  • Mayer Brown LLP
  • -
  • USA
  • -
  • June 16 2010

Section 10(b) of the Securities Exchange Act of 1934 and SEC Rule 10b-5 provide that a business may be held liable for failure to disclose any material fact in connection with the purchase or sale of its securities

Materiality under the Exchange Act and the US Supreme Court’s grant of certiorari in Siracusano v. Matrixx Initiatives, Inc.

  • Mayer Brown LLP
  • -
  • USA
  • -
  • June 21 2010

On June 14, 2010 the Supreme Court of the United States granted certiorari in Siracusano v. Matrixx Initiatives, on appeal from the US Ninth Circuit Court of Appeals

US Supreme Court rules that statistical significance is not required for data to be material under Rule 10b-5 in Matrixx Initiatives, Inc. v. Siracusano

  • Mayer Brown LLP
  • -
  • USA
  • -
  • March 28 2011

On March 22, 2011, the United States Supreme Court decided the much-anticipated case Matrixx Initiatives, Inc. v. Siracusano, No. 09-1156

US Securities and Exchange Commission adopts large-trader reporting system

  • Mayer Brown LLP
  • -
  • USA
  • -
  • August 9 2011

On July 26, 2011, the US Securities and Exchange Commission (SEC) voted unanimously to adopt Form 13H and Rule 13h-1 under the Securities Exchange Act of 1934 (Exchange Act