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Press ReleaseJuly 7, 2026

A.G.P. is proud to Announce Shannon Costello, formerly with B. Riley, has joined as Managing Director Fixed Income Trading

A.G.P. / Alliance Global Partners (“A.G.P”) is proud to announce Shannon Costello has joined the fixed income trading team.

A.G.P. / Alliance Global Partners (“A.G.P”) is proud to announce Shannon Costello has joined the fixed income trading team.

Shannon was most recently employed with B. Riley for the past 18 years, where he specialized in trading U.S. Treasuries and adjacent-related products. Shannon is a seasoned veteran with an impressive track record of success with a multimillion-dollar trading practice. Shannon has maintained relevance in a very liquid market by a disciplined and specialized approach.

A.G.P. CEO/Executive Chairman Phil Michals , commented: “Shannon has great reputation and impressive and a consistent track record of bringing value to his counterparties. We are thrilled A.G.P. has the infrastructure to make this move in a seamless manner.”

A.G.P. National Sales Manager Eric Steingruebner, JD, CFP® commented: “This is another exciting addition to our growth trajectory. Shannon has an abundance of experience in fixed income trading and providing value. We look forward to helping him expand his trading business and supporting his continued growth.”