Clifford H. Aronson

Skadden, Arps, Slate, Meagher & Flom (New York)
Lawyer (Partner)

Clifford H. Aronson focuses his practice on advising clients in antitrust matters relating to mergers and acquisitions. He has been involved in numerous high-profile transactions and strategic alliances across multiple industries, including entertainment, consumer products, health care, manufacturing, pharmaceutical, retail and technology. Mr. Aronson repeatedly has been selected for inclusion in Chambers USA: America’s Leading Lawyers for Business and The Best Lawyers in America.

Linked authors

Skadden, Arps, Slate, Meagher & Flom (New York)
Skadden, Arps, Slate, Meagher & Flom (Palo Alto)
Kirkland & Ellis (New York)
Skadden, Arps, Slate, Meagher & Flom (Washington)
Skadden, Arps, Slate, Meagher & Flom (New York)
Skadden, Arps, Slate, Meagher & Flom (New York)
General Electric (Washington)
Skadden, Arps, Slate, Meagher & Flom (Palo Alto)

Articles

2744 Bulletin

Clifford H. Aronson, Kenneth B. Schwartz, Maria Raptis, Matthew P. Hendrickson, Steven C. Sunshine The U.S. District Court for the District of Columbia blocks two proposed mergers in the insurance sector brought and litigated under the Obama administration (Aetna / Humana and Anthem / Cigna)

71

In a continuation of recent Department of Justice (DOJ) successes challenging mergers, the U.S. District Court for the District of Columbia recently enjoined two more proposed mergers brought and litigated under the Obama administration. Aetna’s $37 billion proposed acquisition of Humana was (...)

Clifford H. Aronson, Maria Raptis, Matthew P. Hendrickson The US District Court for the District of Columbia grants the Federal Trade Commission’s request for a preliminary injunction halting a merger in the office supply superstores sector (Staples / Office Depot)

431

On May 10, 2016, Judge Emmet G. Sullivan of the U.S. District Court for the District of Columbia released his highly anticipated decision in the matter of Staples’ acquisition of Office Depot, granting the Federal Trade Commission’s (FTC) request for a preliminary injunction and effectively (...)

Clifford H. Aronson, Kenneth B. Schwartz, Matthew P. Hendrickson The US Department of Justice files a complaint against an activist investor before the U.S. District Court for the Northern District of California for violations of the Hart-Scott-Rodino Act’s (ValueAct)

117

On April 4, 2016, the U.S. Department of Justice, Antitrust Division (DOJ) led
 a complaint against activist investor ValueAct Capital in California federal court, requesting a $19 million fine for violations of the Hart-Scott-Rodino (HSR) Act’s notifcation provisions . The DOJ’s complaint alleged (...)

Clifford H. Aronson, John H. Lyons, Matthew P. Hendrickson The U.S. District Court for the Northern District of Ohio denies the FTC’s bid to prevent company from acquiring its alleged potential competitor (Steris / Synergy Health)

93

On September 24, 2015, the U.S. District Court for the Northern District of Ohio denied the Federal Trade Commission’s (FTC) bid to enjoin Steris Corporation (Steris) from acquiring its alleged potential competitor, Synergy Health plc (Synergy). The loss breaks a string of victories in merger (...)

Clifford H. Aronson, John H. Lyons, Kenneth B. Schwartz, Maria Raptis, Matthew P. Hendrickson, Steven C. Sunshine The U.S. District Court for the Northern District of Ohio denies the Federal Trade Commission’s bid to enjoin a company from acquiring its alleged potential competitor (Steris/Synergy)

94

On September 24, 2015, the U.S. District Court for the Northern District of Ohio denied the Federal Trade Commission’s (FTC) bid to enjoin Steris Corporation (Steris) from acquiring its alleged potential competitor, Synergy Health plc (Synergy). The loss breaks a string of victories in merger (...)

Clifford H. Aronson, Kenneth B. Schwartz, Matthew P. Hendrickson The DOJ condemns pre-merger coordination requiring target company to sell factory (Flakeboard America / SierraPine)

182

On November 7, 2014, the United States Department of Justice, Antitrust Division (DOJ) announced a $5 million agreement to settle charges that Flakeboard and SierraPine had engaged in unlawful pre-merger coordination . The DOJ’s complaint alleged that the parties’ conduct constituted both a per (...)

Clifford H. Aronson, Sharis A. Pozen, Steven C. Sunshine The US Court of Appeals for the Sixth Circuit confirms the decision of the FTC regarding a merger in the healthcare sector (ProMedica)

142

On April 22, 2014, the United States Court of Appeals for the Sixth Circuit handed the Federal Trade Commission (FTC or Commission) another significant victory in a hospital merger, ruling that the FTC’s decision and order requiring that ProMedica divest St. Luke’s, another Lucas County, (...)

Alec Y. Chang, Clifford H. Aronson, Joanna Warren, Sharis A. Pozen The US Supreme Court narrows "State-Action" doctrine in hospital merger challenged by the US FTC (Phoebe Putney)

231

In a unanimous decision issued on February 19, 2013, the U.S. Supreme Court ruled that the state-action doctrine did not immunize Phoebe Putney Health System’s acquisition of Palmyra Park Hospital in Albany, Georgia. The decision immediately was hailed by FTC Chairman Jon Leibowitz as "a big (...)

Alec Y. Chang, Clifford H. Aronson, Ian G. John, James A. Keyte The US District Court for the District of Columbia grants DoJ request to enjoin a merger between two digital do-it-yourself tax preparation software providers (H&R Block / TaxAct)

562

This article has been nominated by the Business Steering Committee for the business category, mergers section of the 2012 Antitrust Writing Awards. Click here to learn more about the Antitrust Writing Awards. On October 31, 2011, the U.S. District Court for the District of Columbia is sued (...)

Clifford H. Aronson, Matthew P. Hendrickson, Steven C. Sunshine A US Court of Appeals reverses ruling against preliminary injunction in the organic food sector lowering bar for the FTC to challenge a merger (Whole Foods / Wild Oats)

193

On July 29, 2008, the U.S. Court of Appeals for the D.C. Circuit reversed the denial of a preliminary injunction sought by the FTC against a merger of Whole Foods Market, Inc. and Wild Oats Markets, Inc., in a ruling that significantly lowers the bar for the FTC to obtain preliminary (...)

Clifford H. Aronson, Steven C. Sunshine The US FTC dismisses merger challenge after parties publicly announced to abandon the proposed acquisition in the healthcare industry (Inova / PWHS)

124

Inova Health System Foundation (Inova) and Prince William Health System, Inc. (PWHS) announced today that they will abandon their proposed merger. This announcement comes after the Federal Trade Commission sought to preliminarily enjoin the merger so that it could conduct a “Fast Track” (...)

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