Tanya Dmitronow

Tanya Dmitronow

Proskauer Rose LLP

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Ninth Circuit Clarifies Pleading Standard for Securities-Fraud Claims

The Ninth Circuit recently joined the debate on whether the heightened pleading standard of Fed. R. Civ. P. 9(b) or the more relaxed notice-pleading standard of Fed. R. Civ. P. 8(a) applies to pleading loss causation for a...more

12/23/2014 - Loss Causation Pleading Standards Rule 9(b) Securities Securities Fraud

Second Circuit Clarifies Elements of Tippee Liability for Insider Trading

The U.S. Court of Appeals for the Second Circuit recently clarified the elements required to hold a tippee liable for insider trading: a tippee cannot be held liable unless the Government proves that the tippee knew both (i)...more

12/12/2014 - Fiduciary Duty Hedge Funds Insider Trading Portfolio Managers Securities Securities Fraud US v Newman

Presumption of Reliance Survives in Securities Cases, But Defendants Can Dispute Price Impact at Class Certification

The U.S. Supreme Court yesterday declined to abandon the efficient-market theory, with its rebuttable presumption of reliance that enables securities class actions to proceed without proof of actual reliance on alleged...more

6/24/2014 - Basic v Levinson Class Action Class Certification Fraud Fraud-on-the-Market Halliburton Halliburton v Erica P. John Fund Presumption of Reliance SCOTUS Securities Fraud

Second Circuit Narrows Reach of Federal Securities Laws as to Foreign Securities Transactions

On May 6, 2014, the U.S. Court of Appeals for the Second Circuit issued a decision clarifying the applicability of the anti-fraud provisions of the Securities Exchange Act of 1934 to transactions in foreign securities. The...more

5/7/2014 - Appeals Extraterritoriality Rules Foreign Equity Securities Foreign Exchanges NYSE SEC Securities Fraud UBS

U.S. Supreme Court Rejects Need to Prove Materiality at Class-Certification Stage in Securities Class Actions

The U.S. Supreme Court ruled on February 27, 2013 that a plaintiff need not prove materiality as a prerequisite to obtaining class certification in a securities class action. The Court's ruling in Amgen Inc. v. Connecticut...more

2/28/2013 - Amgen Amgen Inc. v Connecticut Retirement Plans Class Action Class Certification Rebuttable Presumptions SCOTUS Securities Fraud Securities Litigation

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