How I Invest
How I Invest

E386: Adams Street ($70B): Venture Capital Has a New Problem

What separates the venture investors who generate extraordinary returns from those who simply participate in the asset class? In this episode, I sit down with Jeff Diehl, Managing Partner and Head of Investments at Adams Street Partners, one of the world's largest private markets investors with

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David Weisburd Host

Topics Discussed

Episode Summary

Executive Summary: Jeff emphasizes that venture returns are driven by access to top-quartile managers, time diversification, and disciplined portfolio construction. He argues venture is a reverse asset class where founders choose GPs, returns are concentrated in a tiny set of outliers, and private markets increasingly capture the biggest growth because companies can scale faster and stay private longer.

Main Topics: Access to top venture managers (Priority: 5/5): The core investing edge in venture is gaining access to top-quartile managers, who show strong persistence of performance across funds and decades. Time diversification and cyclical re-ups (Priority: 5/5): Successful LPs invest consistently across vintages because the best funds often follow the worst cycles, and top managers need re-up capital during downturns. Power-law venture returns and portfolio construction (Priority: 5/5): A very small share of companies drives nearly all gains, so investors must build diversified portfolios and avoid single-name exposure. LP/GP/founder dynamics and relationship capital (Priority: 4/5): In venture, founders effectively select investors, making trust, consistency, and long-term relationships central to access and allocation. Private markets as the new growth engine (Priority: 4/5): The next wave of major winners is expected to remain private longer, with more value creation accruing to private shareholders than public investors. Culture, governance, and incentives (Priority: 4/5): Adam Street stresses employee ownership, aligned economics, and debate focused on the merit of investments rather than personalities. Succession and scaling in venture firms (Priority: 3/5): Venture succession is difficult because feedback loops are long, talent is hard to identify, and firms must continually refresh generationally.

Key Arguments: Top-quartile venture managers are the most important source of performance; access matters more than broad market exposure. Venture exhibits unusually high persistence of returns: strong managers tend to stay strong across multiple funds. Investing steadily over time is essential because some of the best vintages come after the worst periods. The asset class is dominated by outliers: the top ~7% of companies produce essentially all net gains. Single-company or poorly structured exposure is dangerous because venture can go to zero in individual names. Private markets increasingly capture growth that once accrued to public shareholders because companies can scale faster before IPO. Long-term LP relationships and consistency through bad cycles are key to winning access to the best managers. Employee ownership and shared economics help align incentives and preserve culture across teams and generations. Succession in venture is unusually hard because the signal is delayed, luck matters, and older investors may age out of founder networks. The best way to learn in investing is through mistakes, humility, and active falsification of one’s own views.

Data Points: Adam Street AUM: $70 billion - Jeff is described as managing partner at Adam Street Partners. Venture manager persistence: Top quartile funds have about a 50% chance of another top-quartile fund and close to an 85% chance of being top half - Jeff cites statistics on persistence in venture capital. Portfolio realized exits analyzed: Close to 14,000 companies fully exited - Adam Street’s venture data since its first fund in 1979. Concentration of gains: Top 7% of companies produce 100% of net gains - Adam Street’s realized-company analysis. Loss rate among realized deals: About half of realized deals do not return invested capital - Used to illustrate power-law outcomes in venture. Threshold for top 7% club: 6.2x money multiple or better - Required return level to qualify among the highest-returning companies. Capital concentration among top firms: About 75% of capital went to five firms - Referenced as evidence of capital concentration in venture. Employee ownership: 100% employee-owned firm - Adam Street’s ownership structure. Ownership transition: 90% of ownership has changed hands internally since Jeff joined - Shows generational succession without outside capital. Largest shareholder stake: 6% to 7% - Jeff notes his personal ownership as the largest shareholder. Public market threshold: Less than $10 billion market cap can be miserable - Used to explain why many companies prefer staying private. Private markets deployment: Around $2 trillion per year - Compared to public-market scale in discussing capital supply. Public markets size: Over $100 trillion - Used to frame eventual constraints on private fundraising.

Pivotal Quotes: "The most important thing you can do in venture is access top quartile managers." — Jeff: He answers what matters most when investing in venture capital. "In venture capital, you could step up to the bat, and you could hit 10,000 home runs in a single swing." — Jeff: He explains the extreme outlier nature of venture outcomes. "The best learning experience I had is where I made an investment and lost all my money." — Jeff: He reflects on how mistakes and humility shaped his investing judgment.

Implications: Venture remains a relationship-driven, power-law asset class. LPs should prioritize elite manager access, stay invested through cycles, and expect private markets to capture an increasing share of growth and returns.

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About How I Invest

How I Invest with David Weisburd is a podcast that interviews the world's leading institutional investors. Previous guests include The Ford Foundation, Northwestern University Endowment, CalPERS, Stepstone, and other top limited partners.

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