Jon B. Dubrow
Subscribe to Jon B. Dubrow's PostsJon Dubrow is the US head of McDermott’s Antitrust Group and a strategic advisor to clients across a host of interrelated antitrust issues, including mergers and acquisitions (M&A) transactions and merger clearance, counseling, and litigation. He leads the defense of mergers, acquisitions and joint ventures before the Department of Justice, the Federal Trade Commission and other international competition authorities. Jon also regularly assists third parties whose interests are adversely affected by proposed transactions. Jon also is experienced in antitrust litigation. He provides counseling on distribution issues, contracting arrangements and a wide variety of other competition-related matters. Read Jon Dubrow's full bio.
New HSR Rules Go Live: Your Playbook for Effective M&A
By Gregory E. Heltzer, Noah Feldman Greene and Jon B. Dubrow on Feb 10, 2025
Posted In DOJ Developments, FTC Developments, Healthcare Antitrust, Joint Ventures/Competitor Collaboration, Mergers & Acquisitions
Starting today, February 10, 2025, all merger filings will be subject to new Hart-Scott-Rodino (HSR) rules. The new HSR rules will fundamentally alter the premerger notification process, and substantially increase the burden on filing parties, who will need to provide significantly more information and documents with their initial filings. Companies can take steps today to...
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Unpacking the Biden Administration’s Last-Minute Antitrust Worker Protections
By Jon B. Dubrow, Michelle Lowery, Royce Brosseau and Christopher Foster on Jan 23, 2025
Posted In DOJ Developments, FTC Developments
In the final week of the Biden administration, the Federal Trade Commission and US Department of Justice released two policies potentially impacting labor markets. The first is a Policy Statement on the Exemption of Protected Labor Activity for Independent Contractors, and the second is the Antitrust Guidelines on Business Practices that Impact Workers. The policies...
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What a Second Trump Term Means for Antitrust Enforcement
By Raymond A. Jacobsen, Jr., Jon B. Dubrow, Joel R. Grosberg and Royce Brosseau on Dec 4, 2024
Posted In DOJ Developments, FTC Developments, Healthcare Antitrust, IP Antitrust, Mergers & Acquisitions, Monopolization/Abuse of Dominance
On January 20, 2025, President-elect Donald J. Trump’s administration will come into power. The McDermott antitrust and competition team has analyzed the first Trump term, compared it to the Biden administration’s actions, and reviewed statements from those involved in the upcoming Trump administration. While it appears that the new administration will be good for business,...
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Understanding How the New HSR Regime Impacts Your Business
By Jon B. Dubrow, Gregory E. Heltzer, Lisa P. Rumin, Ryan Tisch, Timothy (Ty) Carson and Reese Poncia on Nov 5, 2024
Posted In FTC Developments, Mergers & Acquisitions
During a recent webinar, Jon Dubrow, Greg Heltzer, Lisa Rumin, and Ryan Tisch provided a comprehensive introduction to the new Hart-Scott-Rodino (HSR) rules and their impact on the US premerger notification filing process. The program concluded with a Q&A moderated by Reese Poncia and featuring Ty Carson, a former Federal Trade Commission Premerger Notification Office lawyer, who shared his insider’s perspective from six years...
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New Premerger Notification Regime to Fundamentally Change M&A Strategy
By Jon B. Dubrow, Raymond A. Jacobsen, Jr., Lisa P. Rumin, Ryan Tisch, Noah Feldman Greene, Graham Hyman and Reese Poncia on Oct 16, 2024
Posted In FTC Developments, Mergers & Acquisitions
On October 10, 2024, the Federal Trade Commission issued new final rules governing the US premerger notification filing process. These rules – the first major overhaul to the Hart-Scott-Rodino (HSR) filing form in the nearly 50-year history of the HSR Act – will fundamentally alter the premerger notification process. While the rules omit some of...
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States Want in on the Merger Review Fun
By Jon B. Dubrow, Elai Katz and Betty Zhang on Aug 8, 2024
Posted In DOJ Developments, FTC Developments, Healthcare Antitrust, Joint Ventures/Competitor Collaboration, Mergers & Acquisitions
WHAT HAPPENED While they have long taken a back seat to federal merger reviews, US states are becoming increasingly involved in merger reviews, including potentially requiring premerger notifications on a broad scale. On July 24, 2024, the Uniform Law Commission adopted its Uniform Antitrust Pre-Merger Notification Act (Model Act) as model legislation for states to...
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Antitrust M&A Snapshot | Q2 2024
By Glenna Siegel, Mary Hecht, Jon B. Dubrow, Joel R. Grosberg, Stéphane Dionnet, Graham Hyman and Max Küttner on Jul 25, 2024
Posted In Cartel Enforcement, DOJ Developments, EC Developments, EU Developments, FTC Developments, Healthcare Antitrust, Mergers & Acquisitions
Topics covered in this edition: UNITED STATES US agencies are increasingly scrutinizing consummated mergers from years past, including Live Nation’s purchase of Ticketmaster and Meta’s acquisitions of Instagram and WhatsApp. Reports indicate that, over the past three years, companies have abandoned 37 deals in the face of Federal Trade Commission pressure. Merger activity in oil...
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Antitrust M&A Snapshot | Q1 2024
By Reese Poncia, Julian Rößler-Weis, Jon B. Dubrow, Joel R. Grosberg, Stéphane Dionnet, Graham Hyman and Max Küttner on May 2, 2024
Posted In Cartel Enforcement, DOJ Developments, EC Developments, EU Developments, FTC Developments, Healthcare Antitrust, Mergers & Acquisitions
Topics covered in this edition: The Federal Trade Commission (FTC) and US Department of Justice have begun implementing the 2023 Merger Guidelines in their enforcement actions During a virtual workshop, the FTC highlighted its focus on private equity (PE) acquisitions of healthcare service providers and expressed concerns about PE in healthcare Artificial intelligence’s antitrust implications...
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Antitrust M&A Snapshot | Q4 2023
By Claire Danberg, Emilia Bonine, Jon B. Dubrow, Joel R. Grosberg, Stéphane Dionnet, Matt Evola and Max Küttner on Feb 14, 2024
Posted In DOJ Developments, EC Developments, EU Developments, FTC Developments, Healthcare Antitrust, Mergers & Acquisitions
Topics covered in this edition: New Merger Guidelines Released FTC Focused on Pharmaceutical Companies FTC Targets “Moat-Building” Mergers Fifth Circuit Fuels FTC’s Vertical Mergers Agenda FTC Losing Streak Reverses During the Fourth Quarter Ex post Review in the Merger Control Sphere Occurring More and More Frequently Access the full issue.
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The Fix Is In – Key Learnings From Recent Vertical Merger Challenges
By Jon B. Dubrow, Stephen Wu, Matt Evola and Bailey K. Sanders on Feb 9, 2024
Posted In DOJ Developments, FTC Developments, Healthcare Antitrust, Mergers & Acquisitions
Vertical mergers are inherently more difficult for the government to litigate than horizonal mergers. After not litigating a vertical merger case since the 1970s, the Federal Trade Commission and the US Department of Justice have recently tried several matters. In this Westlaw Today article, Jon Dubrow, Stephen Wu, Matt Evola and Bailey Sanders discuss key...
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