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Securities Exchanges Securities and Exchange Commission (SEC) Securities Transactions

Mayer Brown

SEC Adopts Rules to Require Registration of Certain Persons Engaging in Liquidity-Providing Activities as “Dealers” and...

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On February 5, 2024, the U.S. Securities and Exchange Commission (“SEC”) adopted new rules – SEC Rules 3a5-4 and 3a44-2 (collectively, the “Final Rules”) – to further define the phrase “as part of a regular business” used in...more

Mayer Brown Free Writings + Perspectives

SEC Significantly Narrows Exemption from FINRA Membership for Proprietary Trading Firms

On August 23, 2023, the U.S. Securities and Exchange Commission (“SEC”) adopted amendments (the “Amendments”) to Rule 15b9-1 (“Rule 15b9-1”) under the Securities Exchange Act of 1934 (the “Exchange Act”) that generally...more

Wilson Sonsini Goodrich & Rosati

SEC Proposes Changes to the Definition of “Exchange” under the Securities Exchange Act

The Rule Proposal Would Significantly Broaden the Scope of Systems Required to Register as an Exchange or an ATS The U.S. Securities and Exchange Commission (SEC) has issued a rule proposal (the Proposal) that would...more

Sheppard Mullin Richter & Hampton LLP

SEC Tightens Alternative Trading Platform Oversight

On July 18, 2018, the SEC ramped up its oversight of alternative trading systems (“ATSs”) by adopting a series of rule amendments imposing public disclosure requirements on ATSs that trade NMS (“National Market System”)...more

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