Kelly Karapetyan

Simpson Thacher & Bartlett (New York)

Kelly Karapetyan is Counsel in the Firm’s Litigation Practice. Kelly focuses her practice on counseling regarding the pre-merger notification requirements in the U.S. under the Hart-Scott-Rodino Act (“HSR”) and throughout the world. She provides general counseling with regard to antitrust compliance issues, including integration planning. Kelly’s practice involves mergers, acquisitions and joint ventures in a number of industries, including finance, energy, steel, chemicals, pharmaceuticals, software and telecommunications. Kelly received her J.D. from Duke University School of Law and her A.B. from Princeton University. She is admitted to practice in New York.


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Simpson Thacher & Bartlett (London)
Simpson Thacher & Bartlett (Washington)


507 Bulletin

Beau Buffier, Kelly Karapetyan The US DoJ fines a record $11 million an activist investor for violations of the HSR Act and agrees to injunctive relief to settle allegations (ValueAct)


On July 12, 2016, the US Department of Justice (“DOJ”) announced that activist investor ValueAct Capital agreed to pay a record $11 million fine and also agreed to injunctive relief to settle allegations that ValueAct violated the Hart-Scott-Rodino Antitrust Improvements Act of 1976, 15 U.S.C. (...)

Beau Buffier, Heather Lamberg, Jessica K. Delbaum, Kelly Karapetyan, Kenneth S. Prince, Lisl Dunlop, Wayne Dale Collins The US FTC fines company for failing to file a premerger notification and observe the statutory waiting period (Biglari)


This article has been nominated for the 2013 Antitrust Writing Awards. Click here to learn more about the Antitrust Writing Awards. Passive Investors Beware: Recent FTC Fine Affirms Narrow Scope of HSR Exemption * In fining Biglari Holdings $850,000 for failing to file a premerger (...)


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