What are the key takeaways from this Capital Allocators episode?

Key insights include: **Industry-First Analysis:** Diameter starts with top-down industry models before analyzing individual companies. When covering autos in 2007, they built models projecting US car sales would decline from 16 million annually, discovering General Motors couldn't profit below 15.5 million sales. This macro-first approach identified structural fragility before the financial crisis, enabling profitable shorts across the auto supply chain.; **Liquidity as Alpha:** The firm maintains highly liquid portfolios even in bull markets, avoiding illiquid 9% yielding securities that become popular during frothy periods. This positioning enabled them to reduce gross and net exposure rapidly in February 2020, selling cyclical longs in energy and travel within days of Wuhan's shutdown. Liquid books provide flexibility to pivot when macro conditions shift unexpectedly.; **New Issue Market Access:** Diameter reviews every high yield new issue and maintains native relationships with investment banks rather than being tourists in specific credit markets. During April-May 2020, this positioning delivered outsized allocations in the first-ever syndicated rescue market, buying investment grade bonds from Wells Fargo to Sysco Foods at unprecedented spreads when the Federal Reserve backstopped corporate credit markets.

What did Jonathan Lewinsohn and Kristin van Gelder discuss on Capital Allocators?

Kristen Van Gelder interviews Jonathan Lewinsohn, co-founder of Diameter Capital, a $6 billion credit-focused hedge fund. Lewinsohn explains their all-weather credit strategy, combining research depth with trading speed across investment grade, high yield, and distressed debt. The conversation covers their COVID-19 response, shorting philosophy, and approach to building concentrated positions while maintaining portfolio liquidity. Key topics include: **Industry-First Analysis:** Diameter starts with top-down industry models before analyzing individual companies. When covering autos in 2007, they built models projecting US car sales would decline from 16 million annually, discovering General Motors couldn't profit below 15.5 million sales. This macro-first approach identified structural fragility before the financial crisis, enabling profitable shorts across the auto supply chain.; **Liquidity as Alpha:** The firm maintains highly liquid portfolios even in bull markets, avoiding illiquid 9% yielding securities that become popular during frothy periods. This positioning enabled them to reduce gross and net exposure rapidly in February 2020, selling cyclical longs in energy and travel within days of Wuhan's shutdown. Liquid books provide flexibility to pivot when macro conditions shift unexpectedly..

How long is this episode of Capital Allocators?

This episode is 59 minutes long. SignalCast provides an AI-generated summary so you can get the key insights in about 3 minutes.

Capital Allocators

[REPLAY] Jonathan Lewinsohn – Diameter Capital Partners (Manager Meetings, EP.05)

February 2, 2026

59 min episode · 2 min read

Jonathan Lewinsohn,Kristin van Gelder

Episode

59 min

Read time

2 min

Topics

Productivity, Relationships, Investing

AI-Generated Summary

Published Feb 2, 2026

Key Takeaways

✓Industry-First Analysis: Diameter starts with top-down industry models before analyzing individual companies. When covering autos in 2007, they built models projecting US car sales would decline from 16 million annually, discovering General Motors couldn't profit below 15.5 million sales. This macro-first approach identified structural fragility before the financial crisis, enabling profitable shorts across the auto supply chain.
✓Liquidity as Alpha: The firm maintains highly liquid portfolios even in bull markets, avoiding illiquid 9% yielding securities that become popular during frothy periods. This positioning enabled them to reduce gross and net exposure rapidly in February 2020, selling cyclical longs in energy and travel within days of Wuhan's shutdown. Liquid books provide flexibility to pivot when macro conditions shift unexpectedly.
✓New Issue Market Access: Diameter reviews every high yield new issue and maintains native relationships with investment banks rather than being tourists in specific credit markets. During April-May 2020, this positioning delivered outsized allocations in the first-ever syndicated rescue market, buying investment grade bonds from Wells Fargo to Sysco Foods at unprecedented spreads when the Federal Reserve backstopped corporate credit markets.
✓Distressed Selectivity: The firm only invests in distressed situations involving cyclical problems, not secular decline. They target companies where they can influence bankruptcy proceedings without controlling 30% positions that prevent exits. During COVID, they invested in Hertz and Europcar rental companies, LatAm airlines, and cruise lines with temporary revenue shocks, avoiding retailers like JCPenney facing permanent structural headwinds.
✓Research-Trading Integration: Portfolio managers work directly with analysts in flat organizational structures, combining fundamental research with real-time market technicals. This structure enables speed of capital deployment, with traders providing immediate answers to banks on positions because the team maintains continuous awareness of preferred industries and securities. The partnership between research depth and trading execution creates one-plus-one-equals-three synergies that larger, hierarchical firms cannot replicate.

What It Covers

Kristen Van Gelder interviews Jonathan Lewinsohn, co-founder of Diameter Capital, a $6 billion credit-focused hedge fund. Lewinsohn explains their all-weather credit strategy, combining research depth with trading speed across investment grade, high yield, and distressed debt. The conversation covers their COVID-19 response, shorting philosophy, and approach to building concentrated positions while maintaining portfolio liquidity.

Key Questions Answered

•Industry-First Analysis: Diameter starts with top-down industry models before analyzing individual companies. When covering autos in 2007, they built models projecting US car sales would decline from 16 million annually, discovering General Motors couldn't profit below 15.5 million sales. This macro-first approach identified structural fragility before the financial crisis, enabling profitable shorts across the auto supply chain.
•Liquidity as Alpha: The firm maintains highly liquid portfolios even in bull markets, avoiding illiquid 9% yielding securities that become popular during frothy periods. This positioning enabled them to reduce gross and net exposure rapidly in February 2020, selling cyclical longs in energy and travel within days of Wuhan's shutdown. Liquid books provide flexibility to pivot when macro conditions shift unexpectedly.
•New Issue Market Access: Diameter reviews every high yield new issue and maintains native relationships with investment banks rather than being tourists in specific credit markets. During April-May 2020, this positioning delivered outsized allocations in the first-ever syndicated rescue market, buying investment grade bonds from Wells Fargo to Sysco Foods at unprecedented spreads when the Federal Reserve backstopped corporate credit markets.
•Distressed Selectivity: The firm only invests in distressed situations involving cyclical problems, not secular decline. They target companies where they can influence bankruptcy proceedings without controlling 30% positions that prevent exits. During COVID, they invested in Hertz and Europcar rental companies, LatAm airlines, and cruise lines with temporary revenue shocks, avoiding retailers like JCPenney facing permanent structural headwinds.
•Research-Trading Integration: Portfolio managers work directly with analysts in flat organizational structures, combining fundamental research with real-time market technicals. This structure enables speed of capital deployment, with traders providing immediate answers to banks on positions because the team maintains continuous awareness of preferred industries and securities. The partnership between research depth and trading execution creates one-plus-one-equals-three synergies that larger, hierarchical firms cannot replicate.

Notable Moment

Lewinsohn reveals he called Anchorage Capital from Centerbridge using the alias Tamir Goodman, a Jewish basketball player featured in Sports Illustrated, to discuss markets with his future co-founder Scott Goodwin without alerting colleagues. They met most weekends at Bubby's restaurant in Tribeca with their families, planning Diameter's launch while still employed elsewhere. The conference room is now named after the restaurant.

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Episode Transcript

Capital Allocators is brought to you by AlphaSense. AlphaSense connects and accelerates every element of your research process, and I'm excited they chose to be our lead sponsor this year. One of the hardest parts of investing is seeing what's shifting before everyone else does. For decades, only the largest hedge funds could afford extensive channel research programs to spot inflection points before earnings and stay ahead of consensus. But channel checks are no longer the luxury they once were. They've become table stakes, and that's where AlphaSense comes in. AlphaSense is redefining channel research. AlphaSense channel checks deliver a continuously refreshed view of demand, pricing, and competitive dynamics, powered by interviews with operators across the value chain. Thousands of consistent channel conversations every month help investors spot inflection points weeks before they show up in earnings or consensus estimates. And the best part, these proprietary channel checks integrate directly into AlphaSense's research platform, which is trusted by 75% of the world's top hedge funds with access to over 500,000,000 premium sources. From company filings and broker research to news trade journals and more than 240,000 expert call transcripts. That context turns raw signal into conviction. The first to see wins. The rest follow. Check it out for yourself at alpha-sense.com/capital. Capital Allocators is also brought to you by Warning Star. What if data wasn't just a bunch of raw numbers, but a clear and decisive language to help connect investment strategies with long term investor needs in a constantly evolving market landscape? Morningstar created that language, bringing order and utility to insight rich data so you can prepare for your next opportunity no matter the asset class or market. Visit wheredataspeaks.com to see what Morningstar data can do for you. I'm Ted Sides, and this is Manager Meetings. This show is an exploration of investment opportunities. Through conversations with money managers conducted by one of the managers' institutional clients, we'll share the stories and strategies that attracted their attention and capital. You can learn more and join our mailing list at capitalallocators.com. All opinions expressed by TED, guest hosts, and podcast guests are solely their own opinions and do not reflect the opinion of capital allocators or their respective firms. This podcast is for informational purposes only and should not be relied upon as a basis for investment decisions. Clients of capital allocators, the firms of guest hosts or podcast guests may maintain positions in securities or managers discussed on this podcast. On today's manager meeting, Kristin Van Gelder speaks with Jonathan Lewinson. Kristin is deputy chief investment officer at Evanston Capital, a $4,000,000,000 hedge fund of funds whose CEO and CIO Adam Blitz was a past guest on the show. She spent the last eighteen years at Evanston alongside Adam and the team. Jonathan co founded Diameter Capital four years ago alongside Scott Goodwin, and today they manage a $6,000,000,000 credit focused hedge fund alongside a billion dollars in CDOs and a billion dollar drawdown fund. The two …

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