Invest Like the Best with Patrick O'Shaughnessy
Conversations with the best investors and business leaders in the world. We explore their ideas, methods, and stories to help you better invest your time and money. Hear stock market and boardroom insights you can't find anywhere else. If you're a professional investor, CEO, entrepreneur, or business strategist, this is for you. Explore all our episodes and learn more at https://www.colossus.com
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- StandardSummaries onlyDan Sundheim - The Art of Public and Private Market Investing
Published Feb 24, 2026
My guest today is Dan Sundheim. Dan is the founder and CIO of D1 Capital Partners. He thinks about markets and businesses constantly, and has built a career entirely around that obsession. He manages over $30B across both public and private markets, with investments in SpaceX, OpenAI and Anthropic, and a public portfolio of names you may never have heard of. Dan shares the story of the short case he wrote on Orthodontic Centers of America and posted on Value Investors Club, which crashed the sto