The Oakmark Funds are advised by Harris Associates L.P. an autonomous subsidiary of Natixis Investment Managers, L.P.

Learn more about the principles and philosophy behind our funds at HarrisAssoc.com.

Harris Associates

111 South Wacker Drive, Suite 4600
Chicago, Illinois 60606
312-646-3600

Adam Abbas portrait

Adam D. Abbas

Portfolio Manager and Head of Fixed Income

Adam Abbas has been a manager of the Oakmark Bond Fund and Oakmark Equity and Income Fund since 2020. He is also a vice president of the Oakmark Funds.

He started at Harris Associates in 2018 after working as a lead portfolio manager at KVK Credit Opportunity Fund LP. Prior to that, he was a portfolio manager at Driehaus Capital Management, a senior research analyst at Neuberger Berman/Lehman Brothers and an analyst at Huron Consulting Group.

Mr. Abbas earned a B.S. degree from Northwestern University (2004) and an M.B.A. from the University of Chicago (2013).

Funds under management

Commentary

Uncertainty has a price | Fixed income market commentary 2Q 2025

June 30, 2025

As headlines drive continued uncertainty, behavioral bias may keep investors on the sidelines. Uncertainty has a cost – but it also has a price. That’s where active management can add value – because that...

Oakmark Equity and Income Fund: Second Calendar Quarter 2025

June 30, 2025

Market volatility early in the quarter provided an opportunity to reposition the portfolio. A financial holding was the top contributor this quarter, while a financial software and payment processing company was the top detractor.

Oakmark Bond Fund: Second Calendar Quarter 2025

June 30, 2025

Market volatility created opportunity during the quarter, with strong security selection driving the majority of outperformance, and duration and positioning also contributing.

News + Insights

Insights

Looking back – and forward: The opportunity in fixed income

June 16, 2025

As the Oakmark Bond Fund reaches its 5-year anniversary, Adam Abbas, Head of Fixed Income and Portfolio Manager discusses current market dynamics, and how...

Oakmark Bond Fund (OANCX)

News

Harris | Oakmark Celebrates Five-Year Milestone of the Oakmark Bond Fund

June 10, 2025

The Oakmark Bond Fund (OANCX) celebrates five years as Harris | Oakmark's first solely dedicated fixed income product.

Image of Bill Nygren and Adam Abbas

Insights

The CEO interview

April 16, 2025

Bill Nygren, CIO-U.S. and portfolio manager, discusses the criteria used to evaluate the management teams and companies he and his team invest in.

We do value investing differently

At Oakmark, 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.