Berkshire requires a 25–50% discount to intrinsic value before buying.
Buffett Quality Checklist
✓ROE >15% consistently (≥7 of last 10 years)
✓Free cash flow positive (≥8 of last 10 years)
✓Conservative leverage — Debt/Equity below 1
✓Revenue growing at CAGR >5%
✓EPS growing at CAGR >5%
10-Year Financial History — SEC EDGAR 10-K Filings
Year▲
Revenue▲
Net Income▲
FCF▲
Owner Earnings▲
ROE▲
Net Margin▲
LT Debt▲
Cash▲
2016
$90.3B
$19.5B
$25.8B
—
14.0%
21.6%
$4.0B
$12.9B
2017
$110.9B
$12.7B
$23.9B
—
8.3%
11.4%
$4.0B
$10.7B
2018
$136.8B
$30.7B
$22.8B
—
17.3%
22.5%
$4.1B
$16.7B
2019
$161.9B
$34.3B
$31.0B
—
17.0%
21.2%
$4.7B
$18.5B
2020
$182.5B
$40.3B
$42.8B
—
18.1%
22.1%
$15.3B
$26.5B
2021
$257.6B
$76.0B
$67.0B
$61.7B
30.2%
29.5%
$15.4B
$20.9B
2022
$282.8B
$60.0B
$60.0B
$42.0B
23.4%
21.2%
$15.3B
$21.9B
2023
$307.4B
$73.8B
$69.5B
$53.5B
26.0%
24.0%
$13.0B
$24.0B
2024
$350.0B
$100.1B
$72.8B
$62.9B
30.8%
28.6%
$12.0B
$23.5B
2025
$402.8B
$132.2B
$73.3B
$61.9B
31.8%
32.8%
$49.1B
$30.7B
Warren & Charlie
Buffett / Munger — quality, moat & valuation
Alphabet Inc. (GOOGL) — Investment Memo
🐂 The Bull Case (Warren's voice)
The Ultimate Toll Bridge: Alphabet owns the digital real estate of the 21st century. People don't "browse" the internet; they search Google, watch YouTube, and use Android. They have successfully inserted themselves into the middle of nearly every economic transaction on the web.
The Moat is Structural, Not Just Technical: Their advantage isn't just code; it’s the data flywheel. Because they are the default, they have the most data. Because they have the most data, their algorithms are the best. Because their algorithms are the best, they remain the default. It is a virtuous cycle that is remarkably difficult to disrupt from the outside.
The Real Economic Engine: Despite the AI noise, the underlying search and YouTube ad business generates $402.8B in revenue with incredible operating leverage. If they can rein in the current CapEx spending spree, the amount of cash that can be returned to shareholders is staggering.
The Price of Entry: We only get interested when the market misprices the permanence of this moat. We want to buy when Wall Street is terrified of a single quarter of regulatory news or a temporary dip in ad spend.
🐻 The Bear Case (Charlie inverts)
Show me where I'll die and I won't go there.
Regulatory Capture (The Existential Threat): Alphabet is currently the most targeted company on Earth. Governments—both in the US and the EU—are actively trying to dismantle their search monopoly. If they are forced to unbundle their products or restrict their data-collecting dominance, the core business loses its pricing power overnight. This is not a "recession"; it is a structural impairment.
The Innovator’s Dilemma (The AI Trap): They are currently spending massive amounts of cash ($49.1B in debt now on the books) to build an AI future that threatens to cannibalize their current high-margin Search business. If an AI "answer" replaces a "link," the click-to-ad revenue model breaks. They are effectively paying to destroy their own primary profit center.
The Accounting Mirage: When a company reports $132.2B in Net Income but only produces $73.3B in FCF, they are essentially telling me their "profits" are theoretical while their cash burns are very real. The gap between NI and FCF suggests they are burying the true costs of this AI arms race in "stock-based compensation" or aggressive capitalization of expenses. It smells like a company trying to manage the narrative rather than manage the cash.
💰 Valuation & Margin of Safety
The provided DCF suggests an intrinsic value of $217.13. However, given the massive disconnect between Net Income and Free Cash Flow, that valuation relies on optimistic assumptions about AI monetization that are not yet proven in the bank account.
Intrinsic value estimate: $217.13 per share
25% margin of safety entry: $162.85(conservative)
50% margin of safety entry: $108.57(Buffett's ideal)
Alphabet is currently trading near its intrinsic value, leaving no room for error. When a company is spending this aggressively on unproven infrastructure, paying "fair value" is a losing proposition.
Verdict: WATCH
Alphabet possesses an unparalleled moat, but the current capital allocation strategy is erratic and the disconnect between accounting earnings and actual cash generation is cause for deep skepticism. We will wait for a market panic or a structural sell-off that pushes the price toward our $108.57 margin of safety target before deploying capital. Until then, we keep our powder dry.
Other Analyst Views· Lynch · Damodaran
Research Notes· Money Model · Moat · Financials · Management
Data sourced from SEC EDGAR XBRL filings (10-K only). For educational purposes — not investment advice.