Compare Stocks › DGX vs ORCL
Quest Diagnostics Incorporated (DGX) vs Oracle Corporation (ORCL)
DGX
Quest Diagnostics Incorporated
$194.16
VS
ORCL
Oracle Corporation
$155.52
Rewards
DGX
- ★Each dollar of retained earnings has created $1.03 of market value — management is creating shareholder value.
ORCL
- ★Oracle Corporation has maintained ROIC above 10% for 4 consecutive years, suggesting solid business economics.
- ★Gross margin of 67.1% indicates strong pricing power — typical of businesses with significant intellectual property or brand strength.
- ★Oracle Corporation scores 71/100 on the Economic Moat Score (Wide Moat), with revenue predictability as the strongest competitive dimension.
Risks
DGX
- ⚠FCF yield of 6.3% suggests reasonable valuation assuming continued moderate growth.
- ⚠PEG ratio of 2.01 indicates the stock is expensive relative to its expected growth — the market may be pricing in more growth than analysts project.
- ⚠Insiders have sold $10.7M worth of stock in the past 3 months — significant insider liquidation.
ORCL
- ⚠Despite buyback spending, shares outstanding increased in 3 out of 4 years — stock-based compensation is offsetting repurchases.
- ⚠High leverage (4.15x debt/equity) combined with thin interest coverage (-1.0x) poses financial risk.
- ⚠Net debt/EBITDA of 4.5x indicates heavy leverage — it would take over 4 years of EBITDA to pay off net debt.
Key Valuation Metrics
Learn more →DGX
ORCL
Valuation
$1.36B
Free Cash Flow
$-22.30B
6.29%
FCF Yield
-4.99%
22.16
Trailing P/E
27.92
16.91
Forward P/E
19.51
Quality & Moat
8.78%
ROIC
8.22%
13.62%
ROE
31.86%
33.33%
Gross Margin
67.08%
2.01
PEG Ratio
1.14
Balance Sheet Safety
0.90
Debt / Equity
4.15
N/A
Interest Coverage
N/A
2.83
Net Debt / EBITDA
4.48
1.77%
Dividend Yield
1.29%
DGX: 8Ties: 1ORCL: 3
DGXORCL
Historical Fundamentals
Learn more →DGX
Price ÷ Earnings Per Share — how many years of current earnings you're paying for at today's price. Lower P/E may indicate undervaluation.
ORCL
Price ÷ Earnings Per Share — how many years of current earnings you're paying for at today's price. Lower P/E may indicate undervaluation.
Price ÷ Earnings Per Share — how many years of current earnings you're paying for at today's price. Lower P/E may indicate undervaluation.
$1 Retained Earnings Test
Learn more →DGX
$1.03
created per $1 retained over 3 years
Value Creator
Σ Retained
$1.72B
Δ Market Cap
+$1.77B
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
> $1 created per $1 retained = Value Creator · < $1 created = Value Destroyer
ORCL
$17.69
created per $1 retained over 3 years
Exceptional Value Creator
Σ Retained
$18.61B
Δ Market Cap
+$329.28B
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
> $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 →DGX
40.6% Overvalued
Price is 40.6% above estimated fair value
Current Price: $194.16
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued
Fair Value: $138.07
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued
ORCL
235.9% Overvalued
Price is 235.9% above estimated fair value
Current Price: $155.52
Strongly undervalued
Strongly overvalued
Fair Value: $46.30
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued
Reverse DCF — Market-Implied Growth
Learn more →DGX
What growth rate is the market pricing in at $194?
+12.3%
Market-Implied Owner Earnings Growth
Standard FCF implies +8.0%
The market implies +12.3% Owner Earnings growth, above historical trends.
Standard FCF implies a demanding +8.0%, reflecting heavy growth investment.
ORCL
Requires positive FCF to compute implied growth rate.
Economic Moat Score
Learn more →DGX
56/100
Narrow Moat
70+ Wide · 40-69 Narrow · <40 None
Narrow moat with margin stability 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.
ORCL
71/100
Wide Moat
70+ Wide · 40-69 Narrow · <40 None
Wide moat driven primarily by revenue predictability. Reinvestment Efficiency 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 →DGX
-2.66
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.
ORCL
-2.57
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 →DGX
Insiders 0.4%Institutions 100.0%
No. of Institutional Holders1,438
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.
ORCL
Insiders 40.5%Institutions 44.3%Retail & Other 15.1%
No. of Institutional Holders4,769
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 →DGX
5
Buys (3M)
14
Buys (12M)
Total value (12M): $88,239
CARTER ROBERT B
Director
$1,101
@ $183.50 · 2026-01-28
GREGG VICKY B
Director
$12,295
@ $183.51 · 2026-01-28
LASSITER WRIGHT III
Director
$1,285
@ $183.57 · 2026-01-28
KUPPUSAMY KARTHIK
Officer
$2,936
@ $183.50 · 2026-01-28
DELANEY MARK E
Officer
$2,753
@ $183.53 · 2026-01-28
GREGG VICKY B
Director
$13,232
@ $167.49 · 2025-07-21
SAMAD SAMER ABDUL
Chief Financial Officer
$12,060
@ $167.50 · 2025-07-21
LASSITER WRIGHT III
Director
$1,173
@ $167.57 · 2025-07-21
KUPPUSAMY KARTHIK
Officer
$4,522
@ $167.48 · 2025-07-21
DELANEY MARK E
Officer
$2,847
@ $167.47 · 2025-07-21
PLEWMAN PATRICK
Officer
$13,318
@ $164.42 · 2025-04-21
SAMAD SAMER ABDUL
Chief Financial Officer
$12,167
@ $164.42 · 2025-04-21
KUPPUSAMY KARTHIK
Officer
$4,439
@ $164.41 · 2025-04-21
DELANEY MARK E
Officer
$4,111
@ $164.44 · 2025-04-21
PLEWMAN PATRICK
Officer
$9,008
@ $158.04 · 2025-01-29
GREGG VICKY B
Director
$11,379
@ $158.04 · 2025-01-29
SAMAD SAMER ABDUL
Chief Financial Officer
$5,531
@ $158.03 · 2025-01-29
KUPPUSAMY KARTHIK
Officer
$1,896
@ $158.00 · 2025-01-29
DELANEY MARK E
Officer
$632.00
@ $158.00 · 2025-01-29
PLEWMAN PATRICK
Officer
$8,962
@ $149.37 · 2024-10-21
GREGG VICKY B
Director
$11,352
@ $149.37 · 2024-10-21
SAMAD SAMER ABDUL
Chief Financial Officer
$5,527
@ $149.38 · 2024-10-21
KUPPUSAMY KARTHIK
Officer
$3,137
@ $149.38 · 2024-10-21
DELANEY MARK E
Officer
$598.00
@ $149.50 · 2024-10-21
PLEWMAN PATRICK
Officer
$8,818
@ $146.97 · 2024-07-22
GREGG VICKY B
Director
$11,317
@ $146.97 · 2024-07-22
SAMAD SAMER ABDUL
Chief Financial Officer
$3,086
@ $146.95 · 2024-07-22
KUPPUSAMY KARTHIK
Officer
$4,556
@ $146.97 · 2024-07-22
DELANEY MARK E
Officer
$882.00
@ $147.00 · 2024-07-22
Open market purchases · includes direct & indirect ownership · excludes option exercises
ORCL
0
Buys (3M)
1
Buys (12M)
Total value (12M): $112,258
FAIRHEAD RONA ALISON
Director
$112,258
@ $233.87 · 2025-07-07
MOORMAN CHARLES W IV
Director
$947,913
@ $172.35 · 2025-02-12
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 →DGX
12
Sells (3M)
26
Sells (12M)
Total value (12M): $40.24M
PREVOZNIK MICHAEL E
General Counsel
$799,682
@ $206.21 · 2026-03-05
PLEWMAN PATRICK
Officer
$588,730
@ $206.21 · 2026-03-05
DOHERTY CATHERINE T
Officer
$1.15M
@ $206.21 · 2026-03-05
KUPPUSAMY KARTHIK
Officer
$538,372
@ $204.86 · 2026-03-04
PREVOZNIK MICHAEL E
General Counsel
$109,266
@ $207.73 · 2026-03-03
PLEWMAN PATRICK
Officer
$85,169
@ $207.73 · 2026-03-03
DOHERTY CATHERINE T
Officer
$131,285
@ $207.73 · 2026-03-03
PREVOZNIK MICHAEL E
General Counsel
$227,566
@ $204.83 · 2026-02-19
PLEWMAN PATRICK
Officer
$196,227
@ $204.83 · 2026-02-19
DOHERTY CATHERINE T
Officer
$293,521
@ $204.83 · 2026-02-19
DOHERTY CATHERINE T
Officer
$5.39M
@ $206.15 · 2026-02-13
PLEWMAN PATRICK
Officer
$1.16M
@ $204.00 · 2026-02-10
DAVIS J E CAUSEY
Chief Executive Officer
$10.59M
@ $192.22 · 2025-11-25
GREGG VICKY B
Director
$239,700
@ $191.76 · 2025-11-25
DELANEY MARK E
Officer
$1.49M
@ $187.35 · 2025-11-18
PFEIFFER GARY M
Director
$270,317
@ $182.40 · 2025-10-22
PREVOZNIK MICHAEL E
General Counsel
$42,706
@ $188.13 · 2025-09-26
PREVOZNIK MICHAEL E
General Counsel
$5.33M
@ $187.12 · 2025-09-24
PLEWMAN PATRICK
Officer
$365,375
@ $185.00 · 2025-08-21
PLEWMAN PATRICK
Officer
$829,356
@ $183.00 · 2025-08-19
PLEWMAN PATRICK
Officer
$355,500
@ $180.00 · 2025-08-15
PLEWMAN PATRICK
Officer
$968,625
@ $175.00 · 2025-08-06
KUPPUSAMY KARTHIK
Officer
$1.76M
@ $167.95 · 2025-07-31
DELANEY MARK E
Officer
$306,800
@ $175.51 · 2025-05-13
KUPPUSAMY KARTHIK
Officer
$434,350
@ $170.00 · 2025-04-02
DAVIS JAMES E
Chief Executive Officer
$6.60M
@ $168.46 · 2025-04-02
PREVOZNIK MICHAEL E
General Counsel
$789,310
@ $170.00 · 2025-03-17
DOHERTY CATHERINE T
Officer
$935,078
@ $174.13 · 2025-03-05
PREVOZNIK MICHAEL E
General Counsel
$104,068
@ $175.79 · 2025-03-04
DOHERTY CATHERINE T
Officer
$125,866
@ $175.79 · 2025-03-04
PREVOZNIK MICHAEL E
General Counsel
$91,138
@ $172.61 · 2025-02-27
DOHERTY CATHERINE T
Officer
$142,231
@ $172.61 · 2025-02-27
PREVOZNIK MICHAEL E
General Counsel
$103,278
@ $170.99 · 2025-02-20
DOHERTY CATHERINE T
Officer
$244,515
@ $170.51 · 2025-02-20
PLEWMAN PATRICK
Officer
$54,307
@ $169.71 · 2025-02-19
GREGG VICKY B
Director
$205,710
@ $164.57 · 2025-02-05
DELANEY MARK E
Officer
$66,214
@ $164.30 · 2025-02-05
PREVOZNIK MICHAEL E
General Counsel
$5.73M
@ $163.07 · 2024-11-29
DOHERTY CATHERINE T
Officer
$5.40M
@ $162.99 · 2024-11-27
DEPPE MICHAEL J
Officer
$2.89M
@ $154.05 · 2024-11-06
KUPPUSAMY KARTHIK
Officer
$278,525
@ $156.92 · 2024-10-28
PREVOZNIK MICHAEL E
General Counsel
$5.04M
@ $154.97 · 2024-08-29
KUPPUSAMY KARTHIK
Officer
$304,990
@ $153.26 · 2024-08-28
DELANEY MARK E
Officer
$60,094
@ $143.08 · 2024-07-24
KUPPUSAMY KARTHIK
Officer
$246,400
@ $140.00 · 2024-04-29
Direct ownership only · excludes indirect, option exercises, planned (10b5-1) sales & derivatives
ORCL
4
Sells (3M)
22
Sells (12M)
Total value (12M): $1.90B
MAGOUYRK CLAYTON M
Chief Executive Officer
$1.55M
@ $155.23 · 2026-02-09
KEHRING DOUGLAS A
Officer
$6.82M
@ $194.89 · 2026-01-15
HURA MARK
Officer
$2.95M
@ $196.89 · 2025-12-24
SELIGMAN NAOMI O
Director
$437,064
@ $196.61 · 2025-12-23
MAGOUYRK CLAYTON M
Chief Executive Officer
$1.93M
@ $192.52 · 2025-12-19
SMITH MARIA
Officer
$2.80M
@ $280.31 · 2025-10-23
MAGOUYRK CLAYTON M
Chief Executive Officer
$11.07M
@ $276.64 · 2025-10-21
LEVEY STUART A
Officer
$5.93M
@ $300.00 · 2025-10-10
SELIGMAN NAOMI O
Director
$641,958
@ $288.91 · 2025-09-26
SICILIA MICHAEL D
Officer
$10.87M
@ $321.16 · 2025-09-23
SICILIA MICHAEL D
Officer
$5.12M
@ $313.60 · 2025-09-16
MAGOUYRK CLAYTON M
President
$6.31M
@ $297.11 · 2025-09-12
SICILIA MICHAEL D
Officer
$4.04M
@ $254.48 · 2025-08-05
SELIGMAN NAOMI O
Director
$770,656
@ $233.32 · 2025-07-16
SMITH MARIA
Officer
$2.33M
@ $232.99 · 2025-07-03
CATZ SAFRA A
Chief Executive Officer
$267.24M
@ $212.01 · 2025-06-27
CATZ SAFRA A
Chief Executive Officer
$794.64M
@ $212.50 · 2025-06-26
CATZ SAFRA A
Chief Executive Officer
$764.01M
@ $206.77 · 2025-06-23
CONRADES GEORGE HENRY
Director
$1.74M
@ $213.49 · 2025-06-17
MAGOUYRK CLAYTON M
Officer
$3.21M
@ $214.10 · 2025-06-17
SELIGMAN NAOMI O
Director
$428,562
@ $149.53 · 2025-05-05
SELIGMAN NAOMI O
Director
$291,620
@ $145.81 · 2025-04-02
CATZ SAFRA A
Chief Executive Officer
$705.46M
@ $185.40 · 2025-01-24
SMITH MARIA
Officer
$1.04M
@ $165.00 · 2024-09-16
ELLISON LAWRENCE JOSEPH
Chief Technology Officer
$322.05M
@ $143.13 · 2024-07-16
SCREVEN EDWARD LLOYD
Officer
$60.58M
@ $141.91 · 2024-07-10
SCREVEN EDWARD LLOYD
Officer
$5.22M
@ $140.19 · 2024-06-26
SCREVEN EDWARD LLOYD
Officer
$34.04M
@ $144.30 · 2024-06-20
BOSKIN MICHAEL J
Director
$5.30M
@ $117.74 · 2024-05-07
CONRADES GEORGE HENRY
Director
$2.32M
@ $116.00 · 2024-05-03
CONRADES GEORGE HENRY
Director
$2.90M
@ $116.13 · 2024-05-01
CATZ SAFRA A
Chief Executive Officer
$346.77M
@ $126.10 · 2024-03-27
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 →DGX
😐Neutral(50/100)
"Market is pricing this stock without strong emotion in either direction"
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.
ORCL
😨Fear(39/100)
"Market is pessimistic — investigate whether fears are temporary or structural"
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 →DGX
⚪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: Neutral (50)
ORCL
⚪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: Fear (39)