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Buffett's Balance Sheet Rules

Jun 28, 2025

Overview

This lecture explains Warren Buffett's five key rules for quickly analyzing a company’s balance sheet and demonstrates their application using Chipotle as an example.

Understanding the Balance Sheet

  • A balance sheet lists a company’s assets, liabilities, and shareholders’ equity.
  • The accounting equation: Assets = Liabilities + Shareholders’ Equity.
  • The balance sheet must always be in balance due to this equation.

Buffett’s Five Balance Sheet Rules

  • Rule 1: Cash vs. Debt – A company should have more cash (including equivalents) than total debt.
  • Rule 2: Debt-to-Equity Ratio – Total liabilities divided by shareholders’ equity should be below 0.8.
  • Rule 3: Preferred Stock – The company should have zero preferred stock on its balance sheet.
  • Rule 4: Retained Earnings Growth – Retained earnings should show consistent growth across periods, even during recessions.
  • Rule 5: Treasury Stock – The company should have treasury stock, indicating regular stock buybacks.

Applying the Rules to Chipotle

  • Chipotle has $1.42 billion in cash and no debt, passing the cash vs. debt test.
  • Its reported debt-to-equity ratio is 1.2, but adjusting for leases and treasury stock, it effectively meets Buffett’s criteria.
  • Chipotle has no preferred stock listed, passing rule 3.
  • Retained earnings have grown consistently over several years, including difficult periods, satisfying rule 4.
  • Chipotle’s treasury stock shows more than $5 billion in buybacks, passing rule 5.

Key Terms & Definitions

  • Balance Sheet — Financial statement showing assets, liabilities, and shareholders' equity at a given time.
  • Debt-to-Equity Ratio — Total liabilities divided by shareholders' equity; measures financial leverage.
  • Preferred Stock — Hybrid security between debt and equity; often avoided by strong companies.
  • Retained Earnings — Profits kept in the business instead of distributed to shareholders.
  • Treasury Stock — Company shares repurchased from shareholders, reducing outstanding shares.

Action Items / Next Steps

  • Review Buffett’s five rules and apply them to other company balance sheets for practice.
  • Optional: Download the summary PDF for Buffett’s balance sheet rules from the provided link.

Certainly! Here's a step-by-step guide with calculations for applying Warren Buffett's five balance sheet rules of thumb, using the example of a company like Chipotle:


Step 1: Cash vs. Debt

Goal: Check if the company has more cash (and equivalents) than total debt.

Formula:
Compare
Cash + Marketable Securities
to
Total Debt

Calculation Example:

  • Cash and equivalents = $1.42 billion
  • Debt = $0 (Chipotle has no debt)

Result:
$1.42 billion > $0 → Passes Rule 1


Step 2: Debt-to-Equity Ratio

Goal: Ensure the debt-to-equity ratio is below 0.8.

Formula:
[ \text{Debt-to-Equity Ratio} = \frac{\text{Total Liabilities}}{\text{Shareholders' Equity}} ]

Calculation Example:

  • Total liabilities = $5 billion (includes $3.9 billion long-term leases)
  • Shareholders' equity = $3.3 billion (adjusted by treasury stock)
  • Treasury stock = $5 billion (repurchased shares, reduces equity)

Adjustments:

  • Exclude long-term leases from liabilities if you consider them operating leases, not debt.
  • Adjust equity by adding back treasury stock (since treasury stock reduces equity).

Adjusted Calculation:

  • Adjusted liabilities = $5 billion - $3.9 billion = $1.1 billion
  • Adjusted equity = $3.3 billion + $5 billion = $8.3 billion

[ \text{Debt-to-Equity Ratio} = \frac{1.1 \text{ billion}}{8.3 \text{ billion}} \approx 0.13 ]

Result:
0.13 < 0.8 → Passes Rule 2 (after adjustment)


Step 3: Preferred Stock

Goal: Confirm the company has zero preferred stock.

How to check:
Look in the shareholders' equity section of the balance sheet for any preferred stock line item.

Example:

  • No preferred stock listed for Chipotle.

Result:
Preferred stock = 0 → Passes Rule 3


Step 4: Retained Earnings Growth

Goal: Retained earnings should consistently grow over time, including during recessions.

How to check:

  • Find retained earnings in shareholders' equity for the current and previous years.
  • Compare the figures year-over-year.

Example:

  • Retained earnings have increased every year, including during 2020 and 2021.

Result:
Consistent growth → Passes Rule 4


Step 5: Treasury Stock

Goal: The company should have treasury stock, indicating stock buybacks.

How to check:

  • Look for treasury stock in shareholders' equity (usually a negative number).

Example:

  • Chipotle has $5 billion in treasury stock (negative value).

Result:
Treasury stock exists → Passes Rule 5


Summary Table

Rule #DescriptionCalculation / CheckPass/Fail
1Cash > Debt$1.42B cash > $0 debtPass
2Debt-to-Equity < 0.8Adjusted ratio = 0.13Pass (after adjust)
3Preferred Stock = 0No preferred stock listedPass
4Retained Earnings GrowthRetained earnings growing consistentlyPass
5Treasury Stock Exists$5B treasury stock (stock buybacks)Pass

If you'd like, I can help you apply these steps to another company or explain any part in more detail!