Publications Memos Go Back SEC Proposes Revisions to Rules 144 and 145 08.16.07 Related Insights 04.15.25 | Publications Ninth Circuit: Clarifies the Application of the Larson Test in Shareholder Derivative Actions 04.15.25 | Publications Simpson Thacher Sustainability and ESG: Regulatory Update – April 2025 03.14.25 | Publications Simpson Thacher Sustainability and ESG: Regulatory Update – March 2025 Related Services Related Practice Areas Corporate Capital Markets Executive Compensation and Employee Benefits Debt