LOS ANGELES, Nov. 4, 2026 /PRNewswire/ — JonesTrading Institutional Services LLC (“Jones”) announced the appointment of Stephen Holowesko, CFA, as Managing Director on its Outsourced Trading team. Mr. Holowesko brings extensive experience in institutional trading and investment management, further strengthening Jones’ capabilities as the firm continues to expand its Outsourced Trading business.

The appointment reflects Jones’ continued investment in senior talent to support its growing institutional client base and meet the evolving needs of large and sophisticated investors.

“The continued expansion of our Outsourced Trading platform reflects the growing demand from large institutional investors for sophisticated, high-touch execution solutions. As our client relationships become broader and more complex, investing in senior-level talent is critical to maintaining the quality and depth of our offering. Stephen’s extensive experience on the buy side brings valuable insight to our team and reinforces our commitment to delivering an institutional trading solution built around our clients’ evolving needs,” said Jeff LeVeen, Global Head of Outsourced Trading at JonesTrading.

“Over the past 11 years, our Outsourced Trading business has experienced tremendous growth, evolving into an increasingly important part of the JonesTrading platform. This success reflects our commitment to investing in exceptional people, building long-term client relationships, and providing the execution expertise institutional investors require. Stephen’s addition represents another important step in the continued expansion of this business,” said Alan Hill, CEO of JonesTrading.

Prior to joining Jones, Mr. Holowesko was Partner and Head of Trading at Holowesko Partners Ltd., an international value hedge fund based in The Bahamas, where he also focused on arbitrage, special situations, and hedging strategies. Previously, he served as Vice President at Goldman Sachs & Co. in New York and London, where he was a founding member of the firm’s Absolute Return Group, its first dedicated hedge fund sales group.

Earlier in his career, Mr. Holowesko was an Associate News Producer at TV Tokyo’s Washington, D.C. bureau, covering international trade and geopolitical developments. He also served as Vice Chairman of Bahamas Power and Light, where he led the implementation of the company’s first fuel hedging program in conjunction with the Inter-American Development Bank. Mr. Holowesko holds a degree in International Relations from Georgetown University and is a CFA charterholder.

About JonesTrading

JonesTrading Institutional Services, LLC (“Jones”) is a leading full-service investment banking firm, providing a comprehensive suite of services, including capital markets, M&A, and strategic advisory to corporate clients. The firm is dedicated to building lasting partnerships by delivering innovative solutions, deep industry expertise, and tailored strategies that drive value and success. Founded in 1975, JonesTrading has established itself as the global leader in block trading and a premier liquidity provider to institutional investors. The firm’s offerings also include derivatives trading, outsourced trading, electronic trading, prime services, private markets trading, and research/market intelligence. Member FINRA and SIPC.

For more information, please visit www.jonestrading.com

Megan Bracero
mbracero@jonestrading.com

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SOURCE JonesTrading Institutional Services