Publications Memos Go Back Reminder: Recent Revisions to Securities and Exchange Commission Periodic Reporting Requirements 12.29.05 This memo provides an overview of several changes to the periodic reporting obligations under the Securities Exchange Act of 1934. Related Insights 08.13.26 | Publications Simpson Thacher Sustainability and ESG: Regulatory Update – August 2026 08.10.26 | Publications Key Takeaways from the CFIUS Annual Report to Congress Covering Calendar Year 2025 08.10.26 | Publications The Ad Standard: Monthly Update - August 2026 Related Services Related Practice Areas Corporate Capital Markets Debt