Value investing redefined

The Oakmark family of mutual funds is an extension of Harris Associates’ value-focused approach to investing. For more about our selection of funds, visit

The Oakmark Funds

111 South Wacker Drive, Suite 4600
Chicago, Illinois 60606
1-800-OAKMARK (625-6275)

Katherine Chairez portrait

Katherine Chairez

Head of Execution Strategy

  • B.S., Columbia University, 2002
  • M.S., Columbia University, 2005
  • Executive Director, Head of Americas Equity Trading at UBS Asset Management, 2016-18; Director, Execution and Electronic Trading Specialist at UBS O’Connor, 2014-16; Director, Algorithmic Trading Execution Consultant at Citadel, 2011-13; VP, Algorithmic Trading Strategist at Goldman Sachs, 2005-11; Analyst, Corporate Real Estate at Goldman Sachs, 2002-05
  • 21 years of investment experience
  • Joined Harris Associates in 2018

News + Insights

Katherine Chairez in front of a window


Katherine Chairez in Traders Magazine

March 2, 2023

Head of Execution Strategy Katherine Chairez talked about the evolution of the execution landscape and how Harris has adapted to changes in the environment...

Headshot of Kat Chairez


Kat Chairez Named to Crain’s “40 Under 40”

November 13, 2019

Kat Chairez, head of execution strategy, was featured in Crain’s Chicago Business’ “40 Under 40,” which highlights successful community leaders.

We do value investing differently

At Harris Associates, we don’t have an opinion about how equities will perform this year, if a recession will start or if the political parties will produce pro-growth candidates during the next election cycle. As long-term investors, we don’t think it matters.