Seward & Kissel represents Belmont Capital Group in connection with its acquisition by Gateway Investment Advisers

July 21, 2025

Seward & Kissel’s Business Transactions Group Focusing on the Middle Market

On July 16, 2025, Gateway Investment Advisers (Gateway), a pioneer in options-based investment strategies and affiliate of Natixis Investment Managers (Natixis IM), announced it has agreed to acquire the business of Belmont Capital Group (Belmont), a Los Angeles-based provider of customized, options-based separately managed account (SMA) strategies. Seward & Kissel is pleased to have represented Belmont in connection with this investment management industry transaction.

Founded by a team with decades of experience in derivatives portfolio management and trading, Belmont currently manages over $1 billion in assets and is known for its expertise in single-stock risk management and its tailored separately managed account solutions for wealth advisory firms and high-net-worth individuals with concentrated equity positions. Based in Cincinnati, Ohio, Gateway specializes in quantitatively driven equity portfolio management and index options-based investing. Natixis IM specializes in high-conviction active investment strategies, insurance and pension solutions, and private assets, and delivers a diverse offering across asset classes, styles, and vehicles.

Seward & Kissel LLP (www.sewkis.com) is a leading New York law firm, originally established in 1890, offering legal advice emphasizing business, financial and commercial law and related litigation. The firm’s Business Transactions Group handles middle-market M&A, private equity, venture capital and joint venture transactions. The firm is ranked as Highly Regarded for Corporate/M&A by Chambers USA and is recommended by The Legal 500 in the middle-market M&A category, stating that Seward & Kissel “advises on market-leading transactions within the industries where the firm has an international reputation, namely investment management and shipping.”

The company’s press release describing this transaction is available here.

Seward & Kissel represents Belmont Capital Group in connection with its acquisition by Gateway Investment Advisers

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