Publications Memos Go Back Regulatory Developments in the Investment Company Industry 03.03.04 This memorandum summarizes the regulatory developments that the SEC has adopted governing investment companies registered under the Investment Company Act of 1940. Related Insights 05.22.26 | Publications SEC Raises Qualified Client Thresholds: Implications for Registered Funds and Private Funds 05.14.26 | Publications SEC Watch: SEC Division Directors on Private Credit Valuation, Retail Investors and AI 05.14.26 | Publications Simpson Thacher Sustainability and ESG: Regulatory Update – May 2026 Related Services Related Practice Areas Corporate Capital Markets Asset Management M&A Debt