Episode Summary
Executive Summary: The episode explains why a venture fund-of-funds can be preferable to a single fund: concentration can boost upside if you can identify and access a top manager, but fund-of-funds offer diversification, access, and a higher chance of acceptable returns. Alex details Slipstream’s strategy in emerging managers, its portfolio construction, and his diligence process for evaluating GPs, emphasizing honesty, founder reputation, and long-term relationship-building.
Main Topics: Single fund vs. fund-of-funds trade-off: The conversation frames the core choice for LPs: concentrate in one high-conviction fund if you can identify and access it, or use a fund-of-funds to gain broader exposure, diversification, and easier access to top managers. Slipstream’s strategy and portfolio construction: Alex explains Slipstream invests in pre-seed/emerging managers, typically first through fourth funds, with a concentrated core book, small scout checks, and co-investments in breakout companies. Time and vintage diversification: The fund aims to diversify across venture vintages because timing the venture cycle is difficult; exposure across multiple years helps reduce the risk that one weak vintage harms overall returns. Overcommitment and recycling capital: Slipstream commits at least 100% of fund capital to underlying funds and relies on the pacing of capital calls, distributions, and recycling to manage deployment over time. Manager diligence process: Alex outlines how he evaluates GPs: first call for motivation, portfolio construction, and edge; then data room review, references, and finally founder and downstream VC references. What matters in GP quality: The discussion emphasizes transparency, founder love, strong references from downstream investors, and evidence that the manager can access and win the best deals. Relationship-building and access: A recurring theme is that trust and long-term relationships often lead to access in oversubscribed or hard-to-access funds, and that LPs who are thoughtful and durable can get better allocations.
Key Arguments: If an LP can identify a great venture fund and access it, a concentrated investment is generally better than a fund-of-funds because it offers higher upside. Fund-of-funds are useful when the LP lacks time, expertise, access, or check-size flexibility to build a direct venture portfolio. Diversification across managers, geographies, and vintages can improve the probability of producing returns LPs find satisfactory, even if it lowers upside versus the best single-fund outcome. Slipstream’s focus on emerging managers is designed to capture early access to firms before they become widely known and oversubscribed. A GP’s ability to attract and retain founder advocacy is a key signal of sustainable venture success. Downstream VC references matter because they reveal whether respected later-stage investors view the GP as a strong upstream source of deals. Honesty and transparency in a GP relationship are highly valued; being overly salesy or evasive is a warning sign. Building relationships over years can matter as much as transaction-level diligence, especially in tightly allocated funds.
Data Points: Slipstream target fund size: Managers’ first three or four funds; typically $100 million and smaller - Defines the emerging-manager focus of Slipstream’s strategy Core portfolio size: 10 to 15 core investments - Slipstream’s fund-of-funds core construction Core capital per investment: 6% to 12% of the fund each - Sizing for each core fund investment Scout allocation: Up to 10% of the fund - Reserved for earlier or high-conviction scout checks Co-investment allocation: Up to 20% of the fund - Used for breakout companies from underlying funds US exposure minimum: At least 70% - Geographic portfolio constraint for underlying funds Non-US exposure maximum: Up to 30% - Geographic portfolio constraint for underlying funds Vintage diversification: At least three years of vintages - Portfolio construction goal to reduce timing risk Capital commitment policy: At least 100% of committed capital invested - Slipstream overcommits relative to day-one investable cash due to pacing and recycling Illustrative fund example: $50 million fund planning to invest $50 million - Explains the overcommitment and pacing model Worst-year top quartile performance: 4% up - Cambridge data referenced to show strong managers can still produce positive returns in bad years Worst-year top decile performance: 11% up - Cambridge data referenced to show resilience of top managers in weak markets
Pivotal Quotes: "If you feel like you're seeing enough funds so that you can identify a great fund... better to be more concentrated in a great fund." — Alex: Explains when a single-fund strategy is preferable to a fund-of-funds "We want to be concentrated enough so that every investment we make can have a meaningful impact on our fund level returns, but not so concentrated that if one of these funds has a bad vintage, that destroys our fund performance." — Alex: Describes Slipstream’s target balance between concentration and diversification "Venture is hard. It takes a long time. I want to understand what's motivating them." — Alex: Why GP motivation is a key part of initial diligence
Implications: LPs should choose between concentration and diversification based on access, expertise, and time. For managers, long-term trust, founder love, and transparent communication are central to fundraising success.
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.