Our Team

Grant R. Babyak

CEO, U.S. Portfolio Manager

Seth M. Bienstock

U.S. Analyst

Joshua A. Bischoff

Co-Head of U.S. & International Trading

Yovanka Bylander

Head of Sustainability

Sonu Chawla, CFA

U.S. Portfolio Manager/Analyst

Timothy P. Corliss

Co-Head of International Trading

Kenneth C. Duca, CFA

U.S. Portfolio Manager/Analyst

David Ferreiro, Ph.D.

Global Health Care Portfolio Manager/Analyst

William Garrison

U.S. Trader

Mark E. Grzymski

U.S. Analyst

Marisa L. Hernandez, CFA

International Analyst

David A. Hirsh

International Portfolio Manager/Analyst

Bret D. Jones, CFA

Global Health Care Portfolio Manager/Analyst

Magnus S. Larsson

Head of International Equities/Portfolio Manager

Robert Majek

Research Associate

David L. Oh

Head of Asia, Portfolio Manager/Analyst

Michael J. Russell

U.S. Analyst

Edward F. Salib

U.S. Analyst

Adam J. Salomon, CMT

Co-Head of U.S. Trading

Reuben Scherzer

International Analyst

Saiba Sharmeen 

Sustainability Associate

Jason A. Shum, CFA

U.S. Analyst

Jacob C. Troutman, CFA

Research Associate

Greg J. Vasse

U.S. Analyst

Margot Waldron

Research Associate

Jeffrey D. Braemer, CFA

Head of Client Services

Siobhan A. Flannery

Marketing

Brenda N. Le, CFA

Head of Global Marketing

Ron Ongaro, CAIA

Marketing

Joy Ragland

Client Reporting

Michael B. Ray

Product Manager

Leona Yang, CFA

Product Manager

David M. Cielusniak

Chief Operating Officer & Chief Compliance Officer

Carl Jano

Chief Financial Officer

Joseph R. McComb

Head of Operations

Team Members listed alphabetically.