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On this page

Speakers & Credentials

  • Speakers & Credentials
  • 1. Executive Summary
  • 2. Chronological Table of Contents [00:00:00]
  • 3. Detailed Thematic Summary
  • The Reference Vault
  • 4. Data & Figures
  • 5. Core Frameworks & Mental Models
  • 6. Anecdotes
  • 7. References & Recommendations
  • 8. Actionable Next Steps

On this page

  • Speakers & Credentials
  • 1. Executive Summary
  • 2. Chronological Table of Contents [00:00:00]
  • 3. Detailed Thematic Summary
  • The Reference Vault
  • 4. Data & Figures
  • 5. Core Frameworks & Mental Models
  • 6. Anecdotes
  • 7. References & Recommendations
  • 8. Actionable Next Steps
Technology/March 21, 2026/12 min read/youtu.be

Navigating an AI-Driven Market w/ François Rochon | Constellation Software, Kinsale Capital, & LVMH | We Study Billionaires

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"it is a revolution in some ways probably as important as the internet 30 years ago" - Francois Rochon [00:06:07]

"i would not let the market decide how much the companies are worth because it wouldn't be less listed on the stock market... I let the companies own uh really indicate to me what they're worth" - Francois Rochon [00:41:54]

References

  1. Original source (youtu.be)

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Published
March 21, 2026
Read time
12 min read
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"the normal curve or the bell curve or the Gaus curve you can call it whatever you want it's a very strong force in the universe... even when you're an extraordinary business... size becomes an anchor" - Francois Rochon [00:56:12]

"genius in the stock market is really uh disguised patience" - Francois Rochon [01:18:04]

"If you want to really learn and be a better investor every day well you have to be humble enough to say well I have something I can learn every day" - Francois Rochon [01:15:24]


Speakers & Credentials

  • Francois Rochon: President and Portfolio Manager at Giverny Capital. Rochon has been managing portfolios for 32 years with an approach deeply rooted in Warren Buffett and Charlie Munger's principles, emphasizing long-term ownership, high return on equity, and acquiring businesses managed by altruistic, rational leaders.

  • Clay Fink: Host of "We Study Billionaires" by The Investor's Podcast Network.


1. Executive Summary

  • Francois Rochon reflects on a volatile year, transparently addressing the underperformance of legacy holdings like Constellation Software, CarMax, and Fiserv while maintaining a steadfast long-term horizon.
  • He unpacks the rapid advancements in Artificial Intelligence (AI), comparing it to the early internet boom, while warning investors about the circular nature of AI revenues and the difficulty of valuing non-recurring hardware contracts.
  • The briefing explores structural changes in the S&P 500, noting that its historical outperformance over the past decade (driven by multiple expansion and mega-cap tech) is unlikely to repeat due to the "anchor of size."
  • Rochon reinforces the psychological pillars of successful investing—rationality, humility, and patience—illustrating them through historical anecdotes, rigid debt thresholds, and extreme long-term holding periods.

2. Chronological Table of Contents [00:00:00]

  • [00:01:33] 2025 Performance & Portfolio Adjustments
  • [00:03:49] The AI Revolution & Valuation Dilemmas
  • [00:19:09] Constellation Software & The VMS Industry
  • [00:43:28] Selling CarMax & Fiserv: Breaking the Thesis
  • [00:51:41] S&P 500 Performance & Future Expectations
  • [00:58:50] Identifying Value in Insurance and Luxury (LVMH, Kinsale)
  • [01:11:43] The Essential Traits of an Investor

3. Detailed Thematic Summary

2025 Performance & Portfolio Adjustments [00:01:33]

  • Rochon acknowledges a tough year for Giverny Capital, specifically citing the 26% decline in their largest holding, Constellation Software [00:01:46].
  • Two major legacy positions, CarMax (held for 18 years) and Fiserv, underperformed significantly, leading to their sale in the fall [00:02:04].
  • Rochon emphasizes his marathon mindset, noting he has been investing for 32 years and intends to invest for another 32 years, accepting relative performance fluctuations as part of the process [00:03:00].

The AI Revolution & Valuation Dilemmas [00:03:49]

  • Rochon notes the incredible speed of LLM development, shifting his internal firm usage from Gemini to Claude (Anthropic), praising Claude's ability to build complex Excel models [00:04:18].
  • He warns of a circular valuation loop in the AI boom: using a hypothetical model, if Nvidia invests $100 billion in OpenAI, OpenAI gives a $300 billion contract to Oracle, and Oracle buys $40 billion of Nvidia chips over three years, Nvidia makes roughly $7 billion in annual profit [00:08:49].
  • Because the market gives Nvidia a 25x P/E ratio, it capitalizes that non-recurring $7 billion into $175 billion in market cap, falsely treating hardware cycle profits as recurring software-like revenue [00:09:28].
  • He contrasts historical telecom/railroad busts (which failed due to massive debt) with tech giants like Alphabet, which is projected to spend $180 billion in CapEx in 2026 but generates $200 billion in cash flow, avoiding existential debt risk [00:13:23].
  • Meta (projecting >$100 billion in CapEx) successfully utilized AI to counteract Apple's privacy changes, which originally cost Meta ~10% of its revenues [00:14:56].

Constellation Software & The VMS Industry [00:19:09]

  • Constellation Software experienced a drawdown of >50% from its all-time high over 6 to 9 months, driven by AI disruption fears and the departure of CEO Mark Leonard [00:18:48].
  • From 2014 to 2025, Constellation grew earnings by 20% annually and the stock appreciated 12-fold [00:20:18].
  • Rochon refutes the narrative that AI will easily displace VMS companies, noting that AI models require proprietary historical data which these niche software providers guard closely [00:25:50].
  • He argues that Constellation is highly attractive at 18 times earnings for a business consistently growing at 20% [00:29:18].

Selling CarMax & Fiserv: Breaking the Thesis [00:43:28]

  • CarMax and Fiserv both declined by more than 50% [00:43:28].
  • CarMax suffered permanently eroded margins due to their omni-channel shift and fierce used-car competition from dealers like AutoNation, who supplement low-margin car sales with lucrative service businesses (accounting for 50% of AutoNation's profit) [00:45:54].
  • Fiserv was sold due to a strict internal risk framework: Rochon refuses to hold companies with net debt exceeding 5x net income [00:48:48]. As Fiserv's earnings declined, they breached this threshold, triggering an automatic sell despite the stock looking cheap at 7 to 8 times earnings [00:50:31].

S&P 500 Performance & Future Expectations [00:51:41]

  • Over the past decade, the S&P 500 returned 14.1%, heavily driven by P/E ratio expansion from 18x to 25x (40% above historical norms) and an earnings growth rate of 10.8% [00:51:25].
  • Rochon contrasts this with the historical 50-60 year S&P earnings growth average of 6.7% [00:52:20].
  • He attributes the abnormal 9%+ earnings growth strictly to the mega-cap tech companies (Amazon, Nvidia, Alphabet, Meta, Microsoft); excluding them, the S&P 500 likely grew at an average of 6% [00:55:01].
  • Applying the law of large numbers ("the anchor of size"), Rochon predicts a reversion to the mean and advises low expectations for the S&P 500 over the next 5-10 years [00:56:12].

New Positions & Specific Stock Breakdowns (LVMH, Kinsale) [00:58:50]

  • Rochon identifies severe market dislocations, noting that excellent companies like Brown & Brown and Kinsale Capital are trading at rare discounts (16x and 17x earnings, respectively) due to broad panic [01:00:11].
  • Clay Fink notes the massive runway for Kinsale by comparing it to Progressive, which grew its auto insurance market share from 2% in the 90s to 15-16% today, while Kinsale currently holds less than 2% of the E&S market [01:00:48].
  • LVMH was initiated as a new position. While currently suffering from normalized post-pandemic demand, Chinese economic slowdowns, and a temporary French corporate tax rate hike (from 28% to 33%), Rochon models a 60-70% earnings increase over the next 5 years (a 10-11% CAGR plus a 2% dividend yield) [01:07:43].

The Essential Traits of an Investor [01:11:43]

  • Rationality: The ability to observe objective reality without the distortion of emotional hope or fear [01:13:07].
  • Humility: Crucial for admitting mistakes and continuously learning. Rochon cites Charlie Munger highlighting humility as Warren Buffett's greatest trait even after 60 years of success [01:15:24].
  • Patience: Required to realize intrinsic value. He cites purchasing Five Below in March 2020 at $71 (down 50%), holding it through a loss for 5 years at $55 (down 20%), before it ultimately tripled to $220 by year 6 [01:16:25].

The Reference Vault

4. Data & Figures

Data PointValueContextTimestamp
S&P 500 Past Decade Return14.1%Total return driven heavily by mega-cap tech outperformance.[00:55:20]
S&P 500 Past Decade Earnings Growth10.8%Unusually high compared to historical norms.[00:51:25]
Historical S&P Earnings Growth6.7%50-60 year historical average earnings growth.[00:52:20]
S&P 500 P/E Expansion18x to 25xP/E ratio sits roughly 40% above historical norms.[00:51:25]
Alphabet 2026 CapEx Spend

5. Core Frameworks & Mental Models

  1. Owner's Earnings Assessment Framework: [00:41:09]

    • Application: Instead of letting public market volatility dictate the value of a portfolio, treat public equities as a private business. Rochon aggregates the underlying net earnings of his 25 portfolio companies. If the combined underlying corporate earnings increase by 15% year-over-year, he models the intrinsic value of the portfolio as having increased by 15%, regardless of the stock price movement.
  2. The "Anchor of Size" (Law of Large Numbers): [00:56:12]

    • Application: Rochon uses the bell curve / normal curve to explain that gravity eventually catches up to hyper-growth mega-caps. At $300-$400 billion in revenue, mathematically compounding at 15% becomes functionally impossible in a world where GDP grows at 3-4%.
  3. The 5x Net Income Debt Threshold (Margin of Safety): [00:48:48]

    • Application: A strict quantitative risk management heuristic. To prevent existential risk from rising debt-service costs, Rochon will categorically sell a business if its net debt exceeds 5 times its net income, regardless of how "cheap" the P/E ratio looks (as applied to his sale of Fiserv at 7x earnings).

6. Anecdotes

  1. Mark Leonard's Unprecedented Altruism: [00:30:21]
    • Rochon recounts evaluating Constellation Software in 2013 and being captivated by founder Mark Leonard. Uniquely in the corporate world, Leonard cut his own salary to zero, refused annual bonuses, and rejected stock options—prioritizing the pure, un-diluted compounding of shareholder wealth over personal enrichment.
  2. Robert Kurland's Stock Option Substitute: [00:31:21]
    • To underscore the rarity of altruistic management, Rochon shares a story about Fastenal’s former CEO. When pressured by his board to create a stock option pool to incentivize young managers, Kurland refused to dilute shareholders. Instead, he gifted parts of his own personal shares to the employees.
  3. The Ultimate Test of Patience (Five Below): [01:16:25]
    • Highlighting the excruciating reality of stock market patience, Rochon details buying Five Below in March 2020 at $71. Over the next 5 years, while the underlying business expanded its store count, the stock sank to $55 (a 20% loss). By steadfastly focusing on the company's operating metrics rather than the share price, he held on—and by year 6, the stock rocketed to $220.
  4. Philip Carret on Wall Street Week: [01:18:20]
    • Rochon recalls watching an interview on PBS in 1995 with Louis Rukeyser and the legendary 98-year-old investor Philip Carret. When asked to distill his greatest lesson from 75 years of investing experience, Carret simply answered: "Patience."

7. References & Recommendations

  • People: Warren Buffett, Charlie Munger, Mark Leonard (Constellation Software), Mark Miller (Constellation Software), Robert Kurland (Fastenal), Philip Carret, Louis Rukeyser, Thomas Phelps.
  • Companies / Assets Mentioned: Constellation Software, Sabre Corp, CarMax, Fiserv, Carvana, AutoNation, Alphabet (Google/Gemini), Meta (Facebook/Instagram), Apple, Nvidia, OpenAI, Oracle, Microsoft, Kinsale Capital, Brown & Brown, LVMH (Louis Vuitton, Dior, Tiffany, Sephora), Prada, Hermes, Universal Music Group, Five Below, Progressive, Ulta Beauty.
  • Tools / Products: Anthropic's Claude 3.5+, Google Gemini, ChatGPT.
  • Publications: Warren Buffett's 1977 Fortune Magazine article on inflation and equity returns.

8. Actionable Next Steps

  1. Re-evaluate Mega-Cap AI Revenue Quality: Audit tech portfolios for "circular" hardware revenue dependencies. Assign lower valuation multiples to semiconductor/hardware sales that rely on non-recurring, debt-fueled, or indirectly self-financed capital expenditures by AI startups.
  2. Implement a Strict Debt Ceiling Framework: Adopt a rigid risk-management rule (e.g., maximum Net Debt to Net Income ratio of 5x) to forcefully remove emotion and "value trap" bias when legacy holdings begin to deteriorate.
  3. Hunt for Dislocated 'Boring' Monopolies: With the market obsessed with the S&P 500 tech leaders, reallocate capital toward fundamentally intact but out-of-favor 20%+ growers in niche software (VMS) and specialty insurance (E&S) that are currently trading below 20x earnings.

"Brookfield's the largest infrastructure owner in the world... We drew a pipeline and we showed all the different components of the payments ecosystem on a pipeline and said it's like a pipe that moves any commodity except what it's moving…

$180 Billion
Defensive infrastructure build-out to protect search monopoly.
[00:12:12]
Alphabet Cash Flow$200 BillionEstimated cash flow generation for the following year, easily covering CapEx.[00:13:23]
Meta CapEx Spend>$100 BillionAggressive AI build-out heavily tied to improving ad-targeting algorithms.[00:12:19]
Meta Privacy Hit10%Estimated revenue hit from Apple's strict privacy setting changes.[00:14:56]
Constellation Software Drawdown>50%Share price drop from its all-time high over a 6-9 month period.[00:18:48]
Constellation Historical Earnings Growth20%Annualized earnings growth rate measured from 2014 to 2025.[00:20:18]
Constellation Current Valuation18x EarningsViewed as incredibly cheap relative to its historical 20% growth rate.[00:29:18]
CarMax / Fiserv Drawdowns>50%Losses realized in 2025 before Rochon exited the positions.[00:43:28]
AutoNation Service Profits50%Percentage of total profits derived from their vehicle servicing business.[00:45:54]
Giverny Capital Debt Threshold5x Net IncomeMaximum allowable net debt multiple. Breaching this triggered the Fiserv sale.[00:48:48]
France Corporate Tax Rate Hike28% to 33%Temporary tax increase for companies earning >1 Billion Euros, negatively impacting LVMH.[01:07:43]
Five Below Holding Metrics$71 -> $55 -> $220Bought at $71, held through a 5-year drawdown to $55, eventually tripling to $220 by year 6.[01:16:25]
Progressive Market Share Growth2% -> 15-16%Growth of Progressive's market share in auto insurance from the early 90s to today.[01:00:48]
Kinsale Market Share<2%Current market share Kinsale holds in the Excess & Surplus (E&S) insurance market.[01:01:03]
Brown & Brown Valuation16x EarningsValuation multiple considered highly attractive for this business.[01:00:11]
Kinsale Valuation17x EarningsDown from trading in the 20s, viewed as a rare opportunity.[01:00:28]