• Big-broker-backed Members Exchange hires a CEO
• Euronext and Nasdaq digging in for a long fight over control of Oslo Børs
• Passive investment strategies’ continued growth and influence on market structure and trading
• The latest chapter in the ongoing consolidation of brokers providing electronic trading services to institutional investors
• Major exchange groups sue the SEC to stop its controversial Transaction Fee Pilot
• The SEC reverses course on the Options Clearing Corp’s capital plan, following a court order in a lawsuit brought by major trading firms
• A leftward-tilting Congress zeroes in on trading and stock buybacks for potential reforms
• The SEC names a new chief for its increasingly influential Division of Economic and Risk Analysis
• Proprietary market-making firms intensify their push in fixed-income markets
• How a new White House executive order might boost artificial-intelligence adoption in financial markets
