Learn how the Celler-Kefauver Act enhances U.S. antitrust laws by curbing mergers that may create monopolies or reduce competition, complementing the Clayton Act.

This blog recently covered an interesting antitrust case that upheld the Supreme Court’s bright line rule established in Illinois Brick: indirect buyers are barred from pursuing money damages under ...

The CCCA was amended late last week to include a provision that called for enforcement of the CCCA under antitrust law, which ...

State oversight of healthcare transactions is continuing to undergo a significant transformation. As tracked in our updated Healthcare Merger Matrix, the number of states implementing or considering ...

On Friday, Michigan Attorney General Dana Nessel filed a federal antitrust lawsuit in the United States District Court for the Western District of Michigan against several petroleum companies and a ...

"It really increases the burden and imposes additional costs on companies that are trying to engage in transactions," Covington & Burling partner Ryan Quillian said of the Uniform Antitrust Pre-Merger ...

What are the changes to California antitrust law? Governor Gavin Newsom recently signed two new bills into law, and amendments to the Cartwright Act are likely forthcoming. On October 6, 2025, ...

Attorneys general from 20 states and Guam are supporting legislation that would subject railroads to stiffer antitrust standards, according to a letter sent to congressional leaders. The attorneys ...

Era Conduct as a Sherman Act Conspiracy Over the past several years, many state attorneys general and cities have sued major oil companies, largely under state consumer protection and unfair or ...