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Guggenheim Securities Hires Seth Ostrie to Expand TMT Expertise in Equities

NEW YORK, March 30, 2023 (GLOBE NEWSWIRE) -- Guggenheim Securities, the investment banking and capital markets division of Guggenheim Partners, announced today that Seth Ostrie will join the firm as a Senior Managing Director in Equities Sales & Trading as TMT Sector Specialist & Coordinator. Mr. Ostrie will join the firm in April and be based in Guggenheim’s New York office. Upon joining the firm, he will be responsible for TMT sales coverage and partner closely with different parts of the firm to help drive the development of Guggenheim’s TMT sales, trading, and origination platform.

Mr. Ostrie will join Guggenheim from RBC Capital Markets, where he served as a Managing Director and Global TMT Desk Sector Strategist. Prior to his time at RBC, Mr. Ostrie was the founding partner of Phidias Capital Management, LLC, a global long/short equity fund with expertise in technology and growth investing. He also spent several years at Andor Capital Management, where he was a General Partner and Head of Global Trading and Risk.

“We are looking forward to Seth joining our equity sales team,” said Jeff Cohen, Head of Equity Distribution. “Seth’s deep industry knowledge and innovative approach to client coverage will elevate the distribution capabilities of our technology research product and bolster the success of our TMT equity franchise.”

Mr. Ostrie received his B.A. in economics from the University of California, Santa Barbara.

About Guggenheim Securities

Guggenheim Securities is the investment banking and capital markets business of Guggenheim Partners, a global investment and advisory firm. Guggenheim Securities offers services that fall into four broad categories: Advisory, Financing, Sales and Trading, and Research. Guggenheim Securities is headquartered in New York, with additional offices in Chicago, Boston, Atlanta, San Francisco, and Houston. For more information, please visit, follow us on LinkedIn, or contact us at or 212.518.9200.

About Guggenheim Partners

Guggenheim Partners is a diversified financial services firm that delivers value to its clients through two primary businesses: Guggenheim Investments, a premier global asset manager and investment advisor, and Guggenheim Securities, a leading investment banking and capital markets business. Guggenheim’s professionals are based in offices around the world, and our commitment is to deliver long-term results with excellence and integrity while advancing the strategic interests of our clients. Learn more at and follow us on LinkedIn and Twitter @GuggenheimPtnrs.

Media Contact
Steven Lee
Guggenheim Securities

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