Gregory Jannetta

Chief Executive Officer
William O’Neil Securities

Gregory Jannetta is Chief Executive Officer of William O’Neil + Company, an SEC Registered Investment Adviser serving many of the world’s top-performing institutional portfolio managers. He also serves as Chief Executive Officer of William O’Neil Securities, Inc., a broker-dealer servicing top institutional asset managers.

He is focused on leveraging the unique capabilities of the O’Neil Methodology to help clients find outperforming stocks. The differentiated approach and findings of the O’Neil Methodology are presented in the research published regularly from William O’Neil + Company, which can be found in their premier investment research platform PANARAY®. He leads a company with a 60+ year legacy of blending fundamental, quantitative, and technical analysis to help global institutional clients meet their investment objectives.

Mr. Jannetta has more than 20 years of institutional sales experience, having held senior executive positions in managing sales teams for Janney Capital Markets, Macquarie Capital, and UBS Investment Bank. Previously, he achieved top research sales rankings while working at Credit Suisse. Mr. Jannetta began his Wall Street career at Sanford C. Bernstein selling equity research.

Video Archive Contributions
February 29, 2024
The O’Neil Approach to Investing in Growth Stocks
Presenter(s): Steven L. Birch, Gregory Jannetta, Matthew Coll, CFA