Compare StocksTER vs UNH

Teradyne, Inc. (TER) vs UnitedHealth Group Incorporated (UNH): Which Is the Better Buy in 2026?

As of 2026-06-19, TER is overvalued at $438, with a DCF intrinsic value of $267 and a margin of safety of -64%. 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.

TER
Teradyne, Inc.
$437.92
VS
UNH
UnitedHealth Group Incorporated
$400.96

Rewards

TER
  • Teradyne, Inc. has maintained ROIC above 15% for 4 consecutive years, indicating a durable competitive advantage.
  • Teradyne, Inc. scores 72/100 on the Economic Moat Score (Wide Moat), with roic consistency as the strongest competitive dimension.
  • Altman Z-Score of 14.86 indicates very low bankruptcy risk — the company is firmly in the safe zone.
UNH
  • UnitedHealth Group Incorporated scores 73/100 on the Economic Moat Score (Wide Moat), with revenue predictability as the strongest competitive dimension.

Risks

TER
  • Buybacks have been poorly timed — 3 out of 4 years involved repurchases at relatively expensive valuations.
  • FCF yield of 0.7% is below 3%, meaning the market is pricing in substantial future growth to justify the current price.
  • Trailing P/E of 81.1x is 117% above the historical average of 37.3x — 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

Learn more →
TER
UNH
Valuation
$450.41M
Free Cash Flow
$17.69B
0.66%
FCF Yield
4.86%
81.10
Trailing P/E
30.17
46.08
Forward P/E
19.18
Quality & Moat
34.88%
ROIC
15.60%
28.75%
ROE
12.18%
58.70%
Gross Margin
18.80%
1.62
PEG Ratio
1.41
Balance Sheet Safety
Net cash
Net Debt / Equity
0.44
N/A
Interest Coverage
N/A
-0.14
Net Debt / EBITDA
2.18
0.13%
Dividend Yield
2.21%
TER: 5Ties: 1UNH: 6
TERUNH

Historical Fundamentals

Learn more →
TER

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

Learn more →
TER
$12.54
created per $1 retained over 3 years
Exceptional Value Creator
Σ Retained
$1.32B
Δ Market Cap
+$16.61B
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

Learn more →
TER
62.3% Overvalued
Price is 62.3% above estimated fair value
Current Price: $437.92
Fair Value: $269.87
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

Learn more →
TER

What growth rate is the market pricing in at $438?

+32.9%
Market-Implied Owner Earnings Growth
Standard FCF implies +35.9%

The market implies +32.9% Owner Earnings growth, above historical trends.

Standard FCF implies a demanding +35.9%, 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

Learn more →
TER
72/100
Wide Moat
70+ Wide · 40-69 Narrow · <40 None

Wide moat driven primarily by roic consistency. Revenue Predictability 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.
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

Learn more →
TER
-2.76
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

Learn more →
TER
Insiders 0.3%Institutions 96.5%Retail & Other 3.2%
No. of Institutional Holders1,693
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

Learn more →
TER
0
Buys (3M)
0
Buys (12M)
No open market insider purchases found.
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

Learn more →
TER
9
Sells (3M)
26
Sells (12M)
Total value (12M): $6.75M
JOHNSON MERCEDES
Director
$61,747
@ $369.74 · 2026-06-02
POULIN SHANNON JOHN
Officer
$581,013
@ $349.17 · 2026-05-22
MATZ MARILYN
Director
$140,000
@ $350.00 · 2026-05-21
SMITH GREGORY STEPHEN
Chief Executive Officer
$2.91M
@ $338.98 · 2026-05-15
MATZ MARILYN
Director
$271,184
@ $338.98 · 2026-05-15
DRISCOLL RYAN E
General Counsel
$256,768
@ $377.60 · 2026-05-07
MILLS REGAN
Officer
$5,475
@ $342.19 · 2026-04-08
JOHNSON MERCEDES
Director
$195,125
@ $312.20 · 2026-04-06
MILLS REGAN
Officer
$73,302
@ $290.88 · 2026-04-02
JOHNSON MERCEDES
Director
$187,000
@ $299.20 · 2026-03-05
MILLS REGAN
Officer
$262,302
@ $332.87 · 2026-02-25
JOHNSON MERCEDES
Director
$166,862
@ $266.98 · 2026-02-05
JOHNSON MERCEDES
Director
$132,406
@ $211.85 · 2026-01-05
SMITH GREGORY STEPHEN
Chief Executive Officer
$223,051
@ $201.31 · 2025-12-12
JOHNSON MERCEDES
Director
$125,000
@ $200.00 · 2025-12-05
SMITH GREGORY STEPHEN
Chief Executive Officer
$199,662
@ $180.20 · 2025-11-12
JOHNSON MERCEDES
Director
$110,656
@ $177.05 · 2025-11-05
SMITH GREGORY STEPHEN
Chief Executive Officer
$160,926
@ $145.24 · 2025-10-10
JOHNSON MERCEDES
Director
$92,438
@ $147.90 · 2025-10-06
SMITH GREGORY STEPHEN
Chief Executive Officer
$70,020
@ $126.39 · 2025-09-22
SMITH GREGORY STEPHEN
Chief Executive Officer
$63,710
@ $115.00 · 2025-09-12
JOHNSON MERCEDES
Director
$75,038
@ $120.06 · 2025-09-05
SMITH GREGORY STEPHEN
Chief Executive Officer
$58,724
@ $106.00 · 2025-08-12
JOHNSON MERCEDES
Director
$66,250
@ $106.00 · 2025-08-05
JOHNSON MERCEDES
Director
$198,244
@ $105.73 · 2025-07-30
SMITH GREGORY STEPHEN
Chief Executive Officer
$58,574
@ $105.73 · 2025-07-30
JOHNSON MERCEDES
Director
$69,350
@ $110.96 · 2025-03-03
BURNS RICHARD JOHN
Officer
$49,613
@ $111.49 · 2025-02-04
MEHTA SANJAY
Chief Financial Officer
$154,302
@ $111.49 · 2025-02-04
DRISCOLL RYAN E
General Counsel
$24,082
@ $111.49 · 2025-02-04
JOHNSON MERCEDES
Director
$70,362
@ $112.58 · 2025-02-03
MEHTA SANJAY
Chief Financial Officer
$62,628
@ $102.00 · 2025-01-30
DRISCOLL RYAN E
Officer
$44,574
@ $102.00 · 2025-01-30
BURNS RICHARD JOHN
Officer
$181,523
@ $122.90 · 2025-01-29
MEHTA SANJAY
Chief Financial Officer
$656,040
@ $122.90 · 2025-01-29
DRISCOLL RYAN E
General Counsel
$9,340
@ $122.89 · 2025-01-29
BURNS RICHARD JOHN
Officer
$49,048
@ $120.51 · 2025-01-28
BURNS RICHARD JOHN
Officer
$49,048
@ $120.51 · 2025-01-28
MEHTA SANJAY
Chief Financial Officer
$215,592
@ $120.51 · 2025-01-28
DRISCOLL RYAN E
General Counsel
$12,895
@ $120.51 · 2025-01-28
SMITH GREGORY STEPHEN
Chief Executive Officer
$400,400
@ $130.00 · 2025-01-03
JOHNSON MERCEDES
Director
$79,225
@ $126.76 · 2025-01-02
SMITH GREGORY STEPHEN
Chief Executive Officer
$400,400
@ $130.00 · 2024-12-16
JOHNSON MERCEDES
Director
$68,775
@ $110.04 · 2024-12-02
JOHNSON MERCEDES
Director
$69,638
@ $111.42 · 2024-11-07
BURNS RICHARD JOHN
Officer
$129,548
@ $132.19 · 2024-10-02
JOHNSON MERCEDES
Director
$83,000
@ $132.80 · 2024-10-01
SMITH GREGORY STEPHEN
Chief Executive Officer
$409,024
@ $132.80 · 2024-10-01
SMITH GREGORY STEPHEN
Chief Executive Officer
$400,400
@ $130.00 · 2024-09-11
JOHNSON MERCEDES
Director
$83,431
@ $133.49 · 2024-09-03
MEHTA SANJAY
Chief Financial Officer
$818,718
@ $133.06 · 2024-08-20
JOHNSON MERCEDES
Director
$80,481
@ $128.77 · 2024-08-01
JOHNSON MERCEDES
Director
$92,500
@ $148.00 · 2024-07-01
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

Learn more →
TER
FearGreed
😏Greed(67/100)

"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

Learn more →
TER
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 (67)
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 TER Full AnalysisView UNH Full Analysis

Frequently Asked Questions: TER vs UNH

Is Teradyne, 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 TER's -64.0% margin of safety (intrinsic $267 vs. $438).

Which stock has a wider economic moat, Teradyne, Inc. or UnitedHealth Group Incorporated?

UNH scores 73/100 (Wide moat), while TER scores 72/100 (Wide 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. TER scores 14.9 (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, Teradyne, Inc. or UnitedHealth Group Incorporated?

UnitedHealth Group Incorporated (UNH) generates a 4.9% free cash flow yield, compared to Teradyne, Inc.'s 0.7%. 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, Teradyne, Inc. or UnitedHealth Group Incorporated?

TER earns 34.9% ROIC versus UNH's 15.6%. A higher ROIC means the company generates more profit per dollar of capital employed, a hallmark of durable competitive advantage in Buffett-style analysis.

Which dividend is safer, Teradyne, Inc.'s or UnitedHealth Group Incorporated's?

TER's dividend earns a safety score of 91/100 (Very Safe), compared to UNH's 84/100 (Very Safe). TER has raised its dividend for 2 consecutive years.