SEC Proposes Broad Expansion of Regulation ATS, Regulation SCI, and Exchange Definition By Nick Losurdo|Chris Grobbel on February 1, 2022 Email this postTweet this postLike this postShare this post on LinkedIn Here is a link to our client alert discussing the SEC proposed rulemaking in this area. The post SEC Proposes Broad Expansion of Regulation ATS, Regulation SCI, and Exchange Definition appeared first on FinReg + Policy Watch.