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Sean M. Kammann

Managing Director at Wellington Management, Equity Portfolio Manager


Sean M. Kammann is an equity portfolio manager on the Value Team. He manages equity assets on behalf of Wellington Management’s clients, drawing on research from Wellington Management’s global industry analysts, equity portfolio managers, and team analysts. He currently manages the Hartford Small Cap Value Fund. Additionally, he conducts fundamental analysis on equity investments for the Value Team within the media and software sectors. He works in our Radnor office.

Prior to joining Wellington Management in 2007, Sean worked as a research analyst at American Funds Distributors (2001 – 2005). Before that, he worked in a variety of engineering roles at Ocean Power Technologies (1998 – 2001). He also rowed on the US National Rowing Team from 1993 – 2000.

Sean earned his MBA from the University of Pennsylvania (Wharton, 2007) and his BSE in mechanical engineering from Princeton University (1998). While at Wharton, he served as a fund fellow and analyst for the Wharton Investment Management Fund.


Professional experience since 1998

Wellington Management

American Funds Distributors

Ocean Power Technologies


BSE, Princeton University
MBA, University of Pennsylvania