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United States Sanctions Significant Russian Oil Companies – Rosneft and Lukoil

OFAC designated Rosneft and Lukoil—along with certain specified subsidiaries—under E.O. 14024 for operating or having operated in the energy sector of the Russian Federation economy. Pursuant to ...
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S&C Advises Initial Purchasers for Wistron’s $1.2 Billion Convertible Bonds Offering, the Largest Overseas Offering of its Kind in Taiwan

Wistron Corporation, a global leading technology and AI service provider listed on the Taiwan Stock Exchange, completed its $1.2 billion zero-coupon convertible bonds (CB) offering due 2030.
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Sullivan & Cromwell Recognized by Chambers UK 2026

Sullivan & Cromwell was again recognized as a leading law firm by Chambers UK. In the 2026 edition, eight partners were ranked across seven practices.
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S&C Advises Syndicate of Banks on Listing of TKMS AG & Co. KGaA

Thyssenkrupp completed the spin-off and listing of its naval defense arm, TKMS, on the Frankfurt Stock Exchange. The market capitalization of TKMS at noon on the first trading day stood at above €5 ...
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S&C Advises OwlTing in the First Nasdaq Direct Listing of an Asia-Based Fintech Company in the United States

OBOOK Holdings (OwlTing), a blockchain technology company, completed its direct listing on the Nasdaq Global Market—making it the first Asia-based fintech company to achieve a direct listing in the ...
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Anthony Lewis and Aisling O’Shea Author Article on National Security Issues in Anticorruption Enforcement for American University National Security Law Brief

Anthony Lewis, Co-Head of S&C’s National Security Practice and Cybersecurity Practice, and Aisling O’Shea, Co-Head of the Firm’s FCPA and Anti-Corruption Group, examined early and recent examples of ...
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Employer’s Failure to Require Confidentiality Agreements Leads to Dismissal of Trade Secret Claims

Sending an e-mail through this web site does not create an attorney-client relationship. You should not send us any information through this web site that you would want treated confidentially.
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Sixth Circuit Reverses Class Certification in Major Securities Fraud Case

Sixth Circuit Clarifies Critical Issues Regarding Reliance and Damages at Class Certification in Securities Fraud Case ...
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Implications of the Government Shutdown on SEC Registered Securities Transactions

Summary The federal government shutdown commenced at midnight on October 1, 2025, and proposals to reopen the government failed on October 3, extending the shutdown further into the fourth quarter. On ...
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IRS Issues Interim Guidance on Corporate Alternative Minimum Tax

IRS Announces Intent to Partially Withdraw Previously Proposed Regulations and Provides Interim Guidance Including Revised Rules Governing Domestic Transactions, Troubled Companies and Acquiring ...
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S&C Obtains Mandamus Stay for FirstEnergy in Important Case for Confidentiality of Internal Investigations

In a closely watched appeal that will have significant implications for corporate internal investigations, Sullivan & Cromwell won a stay of a federal court order that threatened to undermine the ...
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Fifth Circuit Rejects Constitutional Challenge to OCC Enforcement Proceeding

Following the Supreme Court’s decision last summer in SEC v. Jarkesy, former directors of a national bank challenged the OCC’s authority to seek civil money penalties in an administrative proceeding ...