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 09.15.26 | Publications Simpson Thacher Sustainability and ESG: Regulatory Update – September 2026 09.14.26 | Publications The Ad Standard: Monthly Update - September 2026 09.08.26 | Publications SEC and FDA Announce New MOU on Cooperation Related Services Related Practice Areas Corporate Capital Markets Asset Management M&A Debt