Publications Memos Go Back Revised HSR Act Thresholds 01.18.06 This memo explains the revised monetary thresholds for the HSR Act. Related Insights 10.28.25 | Publications U.S. and Allies Tighten Russia Energy Sanctions to Weaken the Russian War Economy 10.09.25 | Publications The Ad Standard: Monthly Update - October 2025 10.03.25 | Publications SEC Staff Issues No-Action Relief to Simpson Thacher Concerning the Use of State-Chartered Trust Companies as Custodians of Crypto Assets Under the Advisers Act and 1940 Act Related Services Related Practice Areas Litigation Antitrust and Trade Regulation Complex Commercial Litigation