Compare StocksAMD vs UNH

Advanced Micro Devices, Inc. (AMD) vs UnitedHealth Group Incorporated (UNH): Which Is the Better Buy in 2026?

As of 2026-06-19, AMD is overvalued at $537, with a DCF intrinsic value of $219 and a margin of safety of -145%. UNH is fairly valued at $401, with an intrinsic value of $376 and a margin of safety of -7%. Of the two, UNH has the wider margin of safety.

AMD
Advanced Micro Devices, Inc.
$537.37
VS
UNH
UnitedHealth Group Incorporated
$400.96

Rewards

AMD
  • Free cash flow has grown at a 29.3% CAGR over the past 4 years, demonstrating strong earnings power growth.
  • Each dollar of retained earnings has created $2.01 of earning power — management is an exceptional capital allocator.
  • Management has timed buybacks well — 3 out of 4 years showed value-accretive repurchases.
UNH
  • UnitedHealth Group Incorporated scores 73/100 on the Economic Moat Score (Wide Moat), with revenue predictability as the strongest competitive dimension.

Risks

AMD
  • Despite buyback spending, shares outstanding increased in 3 out of 4 years — stock-based compensation is offsetting repurchases.
  • FCF yield of 0.8% is below 3%, meaning the market is pricing in substantial future growth to justify the current price.
  • Trailing P/E of 179.7x is 30% above the historical average of 138.5x — the stock trades at a premium to its own history.
UNH
  • ROIC has declined by 6.9 percentage points over the past 4 years, which may signal competitive erosion.
  • Gross margin of 18.8% is low, suggesting a competitive or commodity-like market with limited pricing power.
  • Free cash flow has declined at a 11.8% CAGR over the past 4 years — a concerning trend.

Key Valuation Metrics

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AMD
UNH
Valuation
$7.17B
Free Cash Flow
$17.69B
0.82%
FCF Yield
4.86%
179.72
Trailing P/E
30.17
41.01
Forward P/E
19.18
Quality & Moat
6.23%
ROIC
15.60%
8.06%
ROE
12.18%
53.06%
Gross Margin
18.80%
1.22
PEG Ratio
1.41
Balance Sheet Safety
Net cash
Net Debt / Equity
0.44
N/A
Interest Coverage
N/A
-1.14
Net Debt / EBITDA
2.18
0.00%
Dividend Yield
2.21%
AMD: 4Ties: 1UNH: 7
AMDUNH

Historical Fundamentals

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AMD

Price ÷ Earnings Per Share — how many years of current earnings you're paying for at today's price. Lower P/E may indicate undervaluation. The dashed forward point is the forward P/E — today's price ÷ analyst consensus EPS.

UNH

Price ÷ Earnings Per Share — how many years of current earnings you're paying for at today's price. Lower P/E may indicate undervaluation. The dashed forward point is the forward P/E — today's price ÷ analyst consensus EPS.

Price ÷ Earnings Per Share — how many years of current earnings you're paying for at today's price. Lower P/E may indicate undervaluation. The dashed forward point is the forward P/E — today's price ÷ analyst consensus EPS.

$1 Retained Earnings Test

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AMD
$35.82
created per $1 retained over 3 years
Exceptional Value Creator
Σ Retained
$6.83B
Δ Market Cap
+$244.67B
Buffett's "$1 Test": For every $1 of earnings retained, has management created at least $1 of market value?
> $1 created per $1 retained = Value Creator · < $1 created = Value Destroyer
UNH
$-7.37
created per $1 retained over 3 years
Market Cap Declined
Σ Retained
$26.63B
Δ Market Cap
$-196.16B
Buffett's "$1 Test": For every $1 of earnings retained, has management created at least $1 of market value?
> $1 created per $1 retained = Value Creator · < $1 created = Value Destroyer

Buffett's "$1 Test": For every $1 of earnings retained, has management created at least $1 of market value?
> $1 created per $1 retained = Value Creator · < $1 created = Value Destroyer

Discounted Cash Flow (DCF) Analysis

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AMD
78.1% Overvalued
Price is 78.1% above estimated fair value
Current Price: $537.37
Fair Value: $301.68
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued
UNH
6.6% Overvalued
Price is 6.6% above estimated fair value
Current Price: $400.96
Fair Value: $376.14
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued

Reverse DCF — Market-Implied Growth

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AMD

What growth rate is the market pricing in at $537?

+34.4%
Market-Implied Owner Earnings Growth
Standard FCF implies +32.6%

The market implies +34.4% Owner Earnings growth, above historical trends.

Standard FCF implies a demanding +32.6%, reflecting heavy growth investment.

UNH

What growth rate is the market pricing in at $401?

+14.1%
Market-Implied Owner Earnings Growth
Standard FCF implies +9.8%

The market implies +14.1% Owner Earnings growth, above historical trends.

Standard FCF implies a demanding +9.8%, reflecting heavy growth investment.

Economic Moat Score

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AMD
41/100
Narrow Moat
70+ Wide · 40-69 Narrow · <40 None

Narrow moat with reinvestment efficiency as the key competitive advantage. Improving roic consistency would strengthen the moat.

Composite score measuring competitive advantage durability across four dimensions: returns above cost of capital, pricing power stability, revenue predictability, and capital efficiency. Based on 4 years of fundamental data.
UNH
73/100
Wide Moat
70+ Wide · 40-69 Narrow · <40 None

Wide moat driven primarily by revenue predictability. Margin Stability is the area most vulnerable to competitive pressure.

Composite score measuring competitive advantage durability across four dimensions: returns above cost of capital, pricing power stability, revenue predictability, and capital efficiency. Based on 4 years of fundamental data.

Forensic Accounting

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AMD
-2.84
Unlikely Manipulator
Above -1.78 = likely manipulator · -2.22 to -1.78 = grey zone

M-Score Trend

Beneish's 8-variable model estimates the probability of earnings manipulation. An M-Score above -1.78 signals elevated risk — companies in this range have historically been 3-5× more likely to be manipulating earnings. Scores between -2.22 and -1.78 fall in a grey zone warranting further investigation.
UNH
-2.45
Unlikely Manipulator
Above -1.78 = likely manipulator · -2.22 to -1.78 = grey zone

M-Score Trend

Beneish's 8-variable model estimates the probability of earnings manipulation. An M-Score above -1.78 signals elevated risk — companies in this range have historically been 3-5× more likely to be manipulating earnings. Scores between -2.22 and -1.78 fall in a grey zone warranting further investigation.

Beneish's 8-variable model estimates the probability of earnings manipulation. An M-Score above -1.78 signals elevated risk — companies in this range have historically been 3-5× more likely to be manipulating earnings. Scores between -2.22 and -1.78 fall in a grey zone warranting further investigation.

Ownership Breakdown

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AMD
Insiders 0.4%Institutions 72.2%Retail & Other 27.4%
No. of Institutional Holders4,190
High insider ownership aligns management incentives with shareholders — a key signal in Buffett-style analysis. Institutional concentration can indicate smart-money conviction but also crowding risk.
UNH
Insiders 0.2%Institutions 85.9%Retail & Other 13.8%
No. of Institutional Holders4,020
High insider ownership aligns management incentives with shareholders — a key signal in Buffett-style analysis. Institutional concentration can indicate smart-money conviction but also crowding risk.

High insider ownership aligns management incentives with shareholders. Institutional concentration can indicate smart-money conviction but also crowding risk.

Insider Buying Activity

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AMD
0
Buys (3M)
0
Buys (12M)
GUIDO PHILIP
Officer
$999,328
@ $113.56 · 2025-05-20
GUIDO PHILIP
Officer
$499,616
@ $107.56 · 2025-02-07
Open market purchases · includes direct & indirect ownership · excludes option exercises
UNH
0
Buys (3M)
0
Buys (12M)
HEMSLEY STEPHEN J
Chief Executive Officer
$25.02M
@ $288.57 · 2025-05-16
REX JOHN F
President
$5.00M
@ $291.12 · 2025-05-16
GIL KRISTEN
Director
$1.00M
@ $271.17 · 2025-05-15
FLYNN TIMOTHY PATRICK
Director
$491,786
@ $320.80 · 2025-05-14
NOSEWORTHY JOHN H
Director
$93,647
@ $312.16 · 2025-05-14
FLYNN TIMOTHY PATRICK
Director
$511,575
@ $511.57 · 2025-01-17
Open market purchases · includes direct & indirect ownership · excludes option exercises

Open market purchases · includes direct & indirect ownership · excludes option exercises.

Insider Selling Activity

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AMD
8
Sells (3M)
31
Sells (12M)
Total value (12M): $308.72M
SU LISA T
Chief Executive Officer
$57.59M
@ $460.69 · 2026-06-10
DENZEL NORA M
Director
$5.45M
@ $522.00 · 2026-06-02
NORROD FORREST EUGENE
Officer
$8.41M
@ $431.40 · 2026-05-20
SU LISA T
Chief Executive Officer
$55.69M
@ $445.51 · 2026-05-13
GRASBY PAUL DARREN
Officer
$10.83M
@ $444.39 · 2026-05-08
PAPERMASTER MARK D
Chief Technology Officer
$10.96M
@ $350.00 · 2026-04-24
PAPERMASTER MARK D
Chief Technology Officer
$8.99M
@ $271.47 · 2026-04-16
PAPERMASTER MARK D
Chief Technology Officer
$740,925
@ $225.00 · 2026-04-06
SU LISA T
Chief Executive Officer
$16.90M
@ $198.77 · 2026-03-12
GRASBY PAUL DARREN
Officer
$1.54M
@ $204.87 · 2026-03-11
PAPERMASTER MARK D
Chief Technology Officer
$606,800
@ $200.00 · 2026-03-04
HAHN AVA M
General Counsel
$56,814
@ $198.65 · 2026-02-18
HU JEAN X
Chief Financial Officer
$4.02M
@ $201.62 · 2026-02-17
SU LISA T
Chief Executive Officer
$26.79M
@ $214.36 · 2026-02-11
NORROD FORREST EUGENE
Officer
$4.22M
@ $216.81 · 2026-02-11
HAHN AVA M
General Counsel
$572,454
@ $234.42 · 2026-01-16
SU LISA T
Chief Executive Officer
$26.89M
@ $215.14 · 2025-12-11
GRASBY PAUL DARREN
Officer
$2.19M
@ $218.77 · 2025-12-04
HU JEAN X
Chief Financial Officer
$3.05M
@ $209.96 · 2025-11-24
NORROD FORREST EUGENE
Officer
$4.46M
@ $229.37 · 2025-11-19
PAPERMASTER MARK D
Chief Technology Officer
$4.11M
@ $240.12 · 2025-11-14
PAPERMASTER MARK D
Chief Technology Officer
$3.77M
@ $224.28 · 2025-10-15
HAHN AVA M
General Counsel
$648,197
@ $226.01 · 2025-10-06
NORROD FORREST EUGENE
Officer
$371,272
@ $165.01 · 2025-09-24
PAPERMASTER MARK D
Chief Technology Officer
$2.67M
@ $159.20 · 2025-09-15
NORROD FORREST EUGENE
Officer
$2.77M
@ $160.93 · 2025-09-10
HAHN AVA M
General Counsel
$22,608
@ $158.10 · 2025-09-02
SU LISA T
Chief Executive Officer
$36.89M
@ $163.97 · 2025-08-21
PAPERMASTER MARK D
Chief Technology Officer
$2.99M
@ $178.11 · 2025-08-15
GRASBY PAUL DARREN
Officer
$1.73M
@ $173.21 · 2025-08-12
PAPERMASTER MARK D
Chief Technology Officer
$2.79M
@ $155.03 · 2025-07-15
PAPERMASTER MARK D
Chief Technology Officer
$2.03M
@ $116.00 · 2025-06-13
PAPERMASTER MARK D
Chief Technology Officer
$2.04M
@ $116.59 · 2025-05-15
PAPERMASTER MARK D
Chief Technology Officer
$1.67M
@ $95.47 · 2025-04-15
PAPERMASTER MARK D
Chief Technology Officer
$1.75M
@ $100.27 · 2025-03-14
PAPERMASTER MARK D
Chief Technology Officer
$1.99M
@ $113.57 · 2025-02-14
SU LISA T
Chief Executive Officer
$10.91M
@ $142.66 · 2024-12-04
SU LISA T
Chief Executive Officer
$10.91M
@ $142.66 · 2024-12-04
SU LISA T
Chief Executive Officer
$11.51M
@ $143.87 · 2024-11-06
NORROD FORREST EUGENE
Officer
$5.74M
@ $141.67 · 2024-11-05
SU LISA T
Chief Executive Officer
$11.58M
@ $144.72 · 2024-09-11
SU LISA T
Chief Executive Officer
$12.60M
@ $157.44 · 2024-08-20
PAPERMASTER MARK D
Chief Technology Officer
$3.09M
@ $184.50 · 2024-07-15
Direct ownership only · excludes indirect, option exercises, planned (10b5-1) sales & derivatives
UNH
1
Sells (3M)
1
Sells (12M)
Total value (12M): $284,000
CONWAY PATRICK HUGH M.D.
Officer
$284,000
@ $355.00 · 2026-04-23
CONWAY PATRICK HUGH M.D.
Chief Executive Officer
$179,645
@ $305.00 · 2025-06-10
Direct ownership only · excludes indirect, option exercises, planned (10b5-1) sales & derivatives

Direct ownership only · excludes indirect, option exercises, planned (10b5-1) sales & derivatives.

🎭 Mr. Market's Mood

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AMD
FearGreed
😏Greed(61/100)

"Market is optimistic — be cautious and ensure you have a margin of safety"

Composite sentiment score based on 6 market signals. Inspired by Buffett's "Mr. Market" allegory — fear = potential opportunity, greed = potential risk. Must be used alongside fundamental analysis, not in isolation.
UNH
FearGreed
😏Greed(68/100)

"Market is optimistic — be cautious and ensure you have a margin of safety"

Composite sentiment score based on 6 market signals. Inspired by Buffett's "Mr. Market" allegory — fear = potential opportunity, greed = potential risk. Must be used alongside fundamental analysis, not in isolation.

Composite sentiment score based on market signals. Inspired by Buffett’s "Mr. Market" allegory — fear = potential opportunity, greed = potential risk. Must be used alongside fundamental analysis, not in isolation.

⚖️ Buffett Signal

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AMD
Awaiting DCF Data

The Buffett Signal cross-references market sentiment with DCF valuation. Configure the DCF Analysis above to generate a signal.

DCF Margin of Safety: N/AMr. Market's Mood: Greed (61)
UNH
Awaiting DCF Data

The Buffett Signal cross-references market sentiment with DCF valuation. Configure the DCF Analysis above to generate a signal.

DCF Margin of Safety: N/AMr. Market's Mood: Greed (68)
View AMD Full AnalysisView UNH Full Analysis

Frequently Asked Questions: AMD vs UNH

Is Advanced Micro Devices, Inc. or UnitedHealth Group Incorporated more undervalued in 2026?

Based on our discounted cash flow model, UNH trades at a -6.6% margin of safety (intrinsic value $376 vs. price $401), compared to AMD's -144.8% margin of safety (intrinsic $219 vs. $537).

Which stock has a wider economic moat, Advanced Micro Devices, Inc. or UnitedHealth Group Incorporated?

UNH scores 73/100 (Wide moat), while AMD scores 41/100 (Narrow moat). The moat score measures competitive advantage durability across ROIC consistency, margin stability, revenue predictability, and reinvestment efficiency.

Is UnitedHealth Group Incorporated in financial distress?

UNH's Altman Z-Score of 2.9 places it in the Grey zone, signaling elevated bankruptcy risk. AMD scores 16.0 (Safe zone). The Altman Z-Score is a five-factor model that predicts insolvency within two years; scores below 1.81 indicate significant distress.

Which company has better free cash flow, Advanced Micro Devices, Inc. or UnitedHealth Group Incorporated?

UnitedHealth Group Incorporated (UNH) generates a 4.9% free cash flow yield, compared to Advanced Micro Devices, Inc.'s 0.8%. A higher FCF yield means the business converts more of its market value into cash that can be returned to shareholders or reinvested.

Which stock has higher return on invested capital, Advanced Micro Devices, Inc. or UnitedHealth Group Incorporated?

UNH earns 15.6% ROIC versus AMD's 6.2%. A higher ROIC means the company generates more profit per dollar of capital employed, a hallmark of durable competitive advantage in Buffett-style analysis.