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Patrick O'Shaughnessy: 'Custom Indexing Unlocks a Lot of Benefits'

The investor, author, and popular podcast host talks ESG, factor investing, some of his favorite podcast guests, and more.

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Our guest this week is Patrick O’Shaughnessy. Patrick is the CEO of O’Shaughnessy Asset Management. He also is a portfolio manager at the firm. Prior to assuming his current role, Patrick served on O’Shaugnessy’s research and portfolio management teams. Patrick is the author of Millennial Money: How Young Investors Can Build a Fortune and was a contributing author to the fourth edition of What Works on Wall Street. Patrick is also the host of the popular Invest Like the Best podcast. He received his bachelor’s in philosophy from the University of Notre Dame and is a CFA charter holder.



O’Shaughnessy Asset Management


Millennial Money: How Young Investors Can Build a Fortune

What Works on Wall Street, Fourth Edition: The Classic Guide to the Best-Performing Investment Strategies of All Time

Invest Like the Best Podcasts


ESG the Right Way: Customization and Not Scale,” by Travis Fairchild,, October 2019.

Custom Indexing Leader Canvas Expands ESG/SRI Offering,”, March 9, 2021.

Investing in Environmental Protection,” by the OSAM Research Team,, April 2021.

Helping Financial Advisors Solve ESG Investing Challenges,” by Travis Fairchild,, March 2021.

Factors and Custom Indexing

Combining the Best of Passive and Active Investing,” by Patrick O’Shaughnessy,, March 6, 2013.

Alpha or Assets? Factor Alpha Vs. Smart Beta,” by Patrick O’Shaughnessy,, April 2016.

Combining the Best Stock Selection Factors by Patrick O’Shaughnessy at QuantCon 2016,”, April 14, 2016.

Factors From Scratch: A Look Back, and Forward, at How, When, and Why Factors Work,” by Chris Meredith, Jesse Livermore, and Patrick O’Shaughnessy,, May 2018.

"'Humans Love a Narrative. We Have Safeguarded Against That': Jim and Patrick O’Shaughnessy,” by Vicky Ge Huang,, Dec. 6, 2018.

Introducing Canvas,” by Patrick O’Shaughnessy,, September 2019.

Custom Indexing: The Next Evolution of Index Investing,” by Patrick O’Shaughnessy,, December 2020.

O’Shaughnessy’s Quarterly Letter Q4 2019,” by Patrick O’Shaughnessy,, January 2020.

Podcast and Reading

Chetan Puttagunta--Go Slow to Go Fast: Software Building and Investing,” Invest Like the Best With Patrick O’Shaughnessy,, Jan. 28, 2020.

Nick Kokonas—Know What You Are Selling,” Invest Like the Best With Patrick O’Shaughnessy,, Nov. 19, 2020.

The Psychology of Money: Timeless Lessons on Wealth, Greed, and Happiness, by Morgan Housel

The Razor’s Edge by Somerset Maugham