Compare Stocks › NVDA vs WAB
NVIDIA Corporation (NVDA) vs Westinghouse Air Brake Technologies Corporation (WAB)
NVDA
NVIDIA Corporation
$178.56
VS
WAB
Westinghouse Air Brake Technologies Corporation
$237.14
Rewards
NVDA
- ★NVIDIA Corporation has maintained ROIC above 10% for 4 consecutive years, suggesting solid business economics.
- ★Gross margin of 71.1% indicates strong pricing power — typical of businesses with significant intellectual property or brand strength.
- ★Free cash flow has grown at a 193.9% CAGR over the past 4 years, demonstrating strong earnings power growth.
WAB
- ★Free cash flow has grown at a 19.0% CAGR over the past 4 years, demonstrating strong earnings power growth.
- ★Each dollar of retained earnings has created $7.04 of market value — management is an exceptional capital allocator.
Risks
NVDA
- ⚠FCF yield of 2.2% is below 3%, meaning the market is pricing in substantial future growth to justify the current price.
- ⚠Beneish M-Score of -1.06 flags financial patterns consistent with potential earnings manipulation — warrants further investigation.
- ⚠Insiders have sold $15.7M worth of stock in the past 3 months — significant insider liquidation.
WAB
- ⚠9 insider sales totaling $9.7M with no purchases in the past 3 months — insiders are reducing their exposure.
Key Valuation Metrics
Learn more →NVDA
WAB
Valuation
$96.68B
Free Cash Flow
$1.22B
2.23%
FCF Yield
3.02%
36.52
Trailing P/E
34.72
16.22
Forward P/E
20.07
Quality & Moat
65.75%
ROIC
7.73%
76.33%
ROE
10.46%
71.07%
Gross Margin
34.66%
0.38
PEG Ratio
N/A
Balance Sheet Safety
0.07
Debt / Equity
0.53
N/A
Interest Coverage
N/A
-0.38
Net Debt / EBITDA
2.12
0.02%
Dividend Yield
0.45%
NVDA: 7Ties: 1WAB: 3
NVDAWAB
Historical Fundamentals
Learn more →NVDA
Price ÷ Earnings Per Share — how many years of current earnings you're paying for at today's price. Lower P/E may indicate undervaluation.
WAB
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 →NVDA
$14.14
created per $1 retained over 3 years
Exceptional Value Creator
Σ Retained
$220.50B
Δ Market Cap
+$3.12T
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
WAB
$7.04
created per $1 retained over 3 years
Exceptional Value Creator
Σ Retained
$2.60B
Δ Market Cap
+$18.33B
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 →NVDA
50.6% Margin of Safety
Price is 50.6% below estimated fair value
Current Price: $178.56
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued
Fair Value: $361.26
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued
WAB
32.6% Overvalued
Price is 32.6% above estimated fair value
Current Price: $237.14
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued
Fair Value: $178.89
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued
Reverse DCF — Market-Implied Growth
Learn more →NVDA
What growth rate is the market pricing in at $179?
+15.6%
Market-Implied Owner Earnings Growth
Standard FCF implies +18.6%
The market implies +15.6% Owner Earnings growth, below historical trends — potential opportunity.
Standard FCF implies a more demanding +18.6%, reflecting heavy growth investment expected to generate future returns.
WAB
What growth rate is the market pricing in at $237?
+16.8%
Market-Implied Owner Earnings Growth
Standard FCF implies +16.2%
The market implies +16.8% Owner Earnings growth, below historical trends — potential opportunity.
Standard FCF implies a more demanding +16.2%, reflecting heavy growth investment expected to generate future returns.
Economic Moat Score
Learn more →NVDA
69/100
Narrow Moat
70+ Wide · 40-69 Narrow · <40 None
Narrow moat with roic consistency as the key competitive advantage. Improving revenue predictability 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.
WAB
62/100
Narrow Moat
70+ Wide · 40-69 Narrow · <40 None
Narrow moat with revenue predictability 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.
Forensic Accounting
Learn more →NVDA
-1.06
Likely 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.
WAB
-2.50
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 →NVDA
Insiders 4.2%Institutions 69.8%Retail & Other 26.0%
No. of Institutional Holders7,415
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.
WAB
Insiders 1.2%Institutions 96.1%Retail & Other 2.7%
No. of Institutional Holders1,545
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 →NVDA
0
Buys (3M)
0
Buys (12M)
No open market insider purchases found.
Open market purchases · includes direct & indirect ownership · excludes option exercises
WAB
0
Buys (3M)
0
Buys (12M)
No open market insider purchases found.
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 →NVDA
2
Sells (3M)
40
Sells (12M)
Total value (12M): $1.10B
DABIRI JOHN O
Director
$555,440
@ $184.90 · 2026-03-13
ROBERTSON DONALD F JR
Officer
$15.19M
@ $189.85 · 2026-01-02
ROBERTSON DONALD F JR
Officer
$4.43M
@ $179.98 · 2025-12-19
DABIRI JOHN O
Director
$112,317
@ $179.42 · 2025-11-24
HUANG JEN-HSUN
Chief Executive Officer
$5.20M
@ $207.91 · 2025-10-29
HUANG JEN-HSUN
Chief Executive Officer
$23.56M
@ $188.47 · 2025-10-28
HUANG JEN-HSUN
Chief Executive Officer
$40.73M
@ $181.04 · 2025-10-23
HUANG JEN-HSUN
Chief Executive Officer
$41.06M
@ $182.48 · 2025-10-20
HUANG JEN-HSUN
Chief Executive Officer
$41.34M
@ $183.73 · 2025-10-15
HUANG JEN-HSUN
Chief Executive Officer
$42.89M
@ $190.60 · 2025-10-10
HUANG JEN-HSUN
Chief Executive Officer
$42.05M
@ $186.89 · 2025-10-07
HUANG JEN-HSUN
Chief Executive Officer
$42.09M
@ $187.08 · 2025-10-02
HUANG JEN-HSUN
Chief Executive Officer
$40.23M
@ $178.82 · 2025-09-29
HUANG JEN-HSUN
Chief Executive Officer
$40.21M
@ $178.69 · 2025-09-24
ROBERTSON DONALD F JR
Officer
$617,298
@ $176.37 · 2025-09-19
HUANG JEN-HSUN
Chief Executive Officer
$39.18M
@ $174.14 · 2025-09-19
HUANG JEN-HSUN
Chief Executive Officer
$39.75M
@ $176.66 · 2025-09-16
HUANG JEN-HSUN
Chief Executive Officer
$39.28M
@ $174.59 · 2025-09-11
HUANG JEN-HSUN
Chief Executive Officer
$38.01M
@ $168.95 · 2025-09-08
HUANG JEN-HSUN
Chief Executive Officer
$38.61M
@ $171.60 · 2025-09-03
HUDSON BEACH DAWN E
Director
$15.38M
@ $170.90 · 2025-09-03
HUANG JEN-HSUN
Chief Executive Officer
$27.12M
@ $180.79 · 2025-08-15
HUANG JEN-HSUN
Chief Executive Officer
$40.96M
@ $182.04 · 2025-08-13
HUANG JEN-HSUN
Chief Executive Officer
$40.66M
@ $180.70 · 2025-08-08
HUANG JEN-HSUN
Chief Executive Officer
$39.78M
@ $176.80 · 2025-08-05
HUANG JEN-HSUN
Chief Executive Officer
$40.18M
@ $178.58 · 2025-07-31
HUANG JEN-HSUN
Chief Executive Officer
$39.16M
@ $174.02 · 2025-07-28
HUANG JEN-HSUN
Chief Executive Officer
$38.22M
@ $169.87 · 2025-07-23
HUANG JEN-HSUN
Chief Executive Officer
$38.71M
@ $172.05 · 2025-07-18
HUANG JEN-HSUN
Chief Executive Officer
$37.59M
@ $167.08 · 2025-07-15
HUANG JEN-HSUN
Chief Executive Officer
$36.43M
@ $161.91 · 2025-07-10
HUANG JEN-HSUN
Chief Executive Officer
$35.55M
@ $158.02 · 2025-07-07
HUANG JEN-HSUN
Chief Executive Officer
$35.16M
@ $156.27 · 2025-07-01
HUANG JEN-HSUN
Chief Executive Officer
$30.47M
@ $152.33 · 2025-06-26
HUANG JEN-HSUN
Chief Executive Officer
$14.40M
@ $144.04 · 2025-06-23
ROBERTSON DONALD F JR
Officer
$646,469
@ $143.66 · 2025-06-20
BURGESS ROBERT KENNETH
Director
$6.74M
@ $134.82 · 2025-05-30
DABIRI JOHN O
Director
$91,608
@ $138.80 · 2025-05-30
ROBERTSON DONALD F JR
Officer
$525,585
@ $116.80 · 2025-03-21
KRESS COLETTE M.
Chief Financial Officer
$7.79M
@ $116.83 · 2025-03-21
SHAH AARTI S
Director
$2.37M
@ $118.42 · 2025-03-20
BURGESS ROBERT KENNETH
Director
$6.16M
@ $115.49 · 2025-03-13
DABIRI JOHN O
Director
$292,930
@ $110.00 · 2025-03-10
ROBERTSON DONALD F JR
Officer
$608,775
@ $135.28 · 2024-12-13
KRESS COLETTE M.
Chief Financial Officer
$9.03M
@ $135.40 · 2024-12-13
DABIRI JOHN O
Director
$101,672
@ $142.00 · 2024-11-25
ROBERTSON DONALD F JR
Officer
$524,293
@ $116.51 · 2024-09-20
KRESS COLETTE M.
Chief Financial Officer
$7.77M
@ $116.59 · 2024-09-20
HUANG JEN-HSUN
Chief Executive Officer
$28.55M
@ $118.97 · 2024-09-13
HUANG JEN-HSUN
Chief Executive Officer
$26.25M
@ $109.39 · 2024-09-11
HUANG JEN-HSUN
Chief Executive Officer
$25.04M
@ $104.35 · 2024-09-09
HUANG JEN-HSUN
Chief Executive Officer
$25.81M
@ $107.52 · 2024-09-05
HUANG JEN-HSUN
Chief Executive Officer
$27.57M
@ $114.90 · 2024-09-03
HUANG JEN-HSUN
Chief Executive Officer
$24.92M
@ $103.82 · 2024-08-09
HUANG JEN-HSUN
Chief Executive Officer
$25.07M
@ $104.46 · 2024-08-07
HUANG JEN-HSUN
Chief Executive Officer
$24.61M
@ $102.54 · 2024-08-05
HUANG JEN-HSUN
Chief Executive Officer
$27.43M
@ $114.28 · 2024-08-01
HUANG JEN-HSUN
Chief Executive Officer
$26.38M
@ $109.93 · 2024-07-30
HUANG JEN-HSUN
Chief Executive Officer
$27.22M
@ $113.40 · 2024-07-26
HUANG JEN-HSUN
Chief Executive Officer
$28.87M
@ $120.29 · 2024-07-24
HUANG JEN-HSUN
Chief Executive Officer
$28.95M
@ $120.65 · 2024-07-22
Direct ownership only · excludes indirect, option exercises, planned (10b5-1) sales & derivatives
WAB
9
Sells (3M)
43
Sells (12M)
Total value (12M): $54.46M
TROMBLEY GINA
Officer
$970,624
@ $241.87 · 2026-03-12
SANTANA RAFAEL
Chief Executive Officer
$572,118
@ $245.97 · 2026-03-10
GAUR SAMEER
Officer
$302,016
@ $262.62 · 2026-02-26
JAIN NALIN
Officer
$2.10M
@ $264.09 · 2026-02-25
OLIN JOHN A
Chief Financial Officer
$2.90M
@ $263.30 · 2026-02-24
MENDONCA ROGERIO
Officer
$924,719
@ $264.21 · 2026-02-20
SBROCCO GREGORY
Officer
$246,025
@ $258.43 · 2026-02-19
SANTANA RAFAEL
Chief Executive Officer
$897,080
@ $249.47 · 2026-02-11
SANTANA RAFAEL
Chief Executive Officer
$787,180
@ $218.90 · 2026-01-06
SANTANA RAFAEL
Chief Executive Officer
$765,446
@ $212.86 · 2025-12-18
FETSKO MICHAEL E.
Officer
$1.09M
@ $215.72 · 2025-12-12
MENDONCA ROGERIO
Officer
$433,089
@ $214.51 · 2025-12-04
DENINNO DAVID L
General Counsel
$1.07M
@ $214.62 · 2025-12-04
MASTALERZ JOHN A JR
Officer
$580,860
@ $210.00 · 2025-11-12
DENINNO DAVID L
General Counsel
$1.05M
@ $209.94 · 2025-11-12
SCHWEITZER PASCAL
Officer
$624,214
@ $208.07 · 2025-11-11
SANTANA RAFAEL
Chief Executive Officer
$732,296
@ $203.64 · 2025-11-04
SBROCCO GREGORY
Officer
$493,928
@ $203.77 · 2025-10-31
DENINNO DAVID L
General Counsel
$419,731
@ $199.87 · 2025-10-28
SBROCCO GREGORY
Officer
$577,108
@ $195.43 · 2025-10-23
SANTANA RAFAEL
Chief Executive Officer
$705,331
@ $196.14 · 2025-10-15
SANTANA RAFAEL
Chief Executive Officer
$682,702
@ $189.80 · 2025-09-15
SANTANA RAFAEL
Chief Executive Officer
$340,876
@ $192.37 · 2025-08-21
SANTANA RAFAEL
Chief Executive Officer
$378,170
@ $213.41 · 2025-07-08
SANTANA RAFAEL
Chief Executive Officer
$356,952
@ $201.44 · 2025-06-18
TROMBLEY GINA
Officer
$868,419
@ $202.00 · 2025-06-13
THEOPHILUS NICOLE BETH
Officer
$408,285
@ $204.14 · 2025-06-11
SCHWEITZER PASCAL
Officer
$823,792
@ $205.95 · 2025-06-09
YATES KYRA
Officer
$283,043
@ $203.77 · 2025-06-05
HEHIR BRIAN P
Director
$237,276
@ $203.67 · 2025-06-03
GEBHARDT ERIC
Chief Technology Officer
$1.24M
@ $202.39 · 2025-05-27
DENINNO DAVID L
General Counsel
$603,138
@ $201.05 · 2025-05-22
SANTANA RAFAEL
Chief Executive Officer
$361,009
@ $203.73 · 2025-05-14
FETSKO MICHAEL E.
Officer
$740,200
@ $202.13 · 2025-05-13
MENDONCA ROGERIO
Officer
$806,745
@ $200.04 · 2025-05-12
HEHIR BRIAN P
Director
$191,418
@ $191.42 · 2025-05-08
LEROUX LILIAN
Officer
$1.44M
@ $192.19 · 2025-05-05
SANTANA RAFAEL
Chief Executive Officer
$13.20M
@ $191.70 · 2025-05-02
DENINNO DAVID L
General Counsel
$575,464
@ $191.82 · 2025-05-02
SCHWEITZER PASCAL
Officer
$738,529
@ $184.63 · 2025-04-25
JAIN NALIN
Officer
$1.95M
@ $185.59 · 2025-04-24
SANTANA RAFAEL
Chief Executive Officer
$9.83M
@ $175.74 · 2025-04-03
SANTANA RAFAEL
Chief Executive Officer
$163,969
@ $185.07 · 2025-04-02
SANTANA RAFAEL
Chief Executive Officer
$161,554
@ $182.34 · 2025-02-27
SANTANA RAFAEL
Chief Executive Officer
$164,348
@ $183.83 · 2025-02-26
SBROCCO GREGORY
Officer
$113,772
@ $201.37 · 2024-11-26
NEUPAVER ALBERT J
Director
$2.02M
@ $202.00 · 2024-11-11
MASTALERZ JOHN A JR
Officer
$558,396
@ $199.71 · 2024-11-06
DENINNO DAVID L
General Counsel
$165,116
@ $188.70 · 2024-10-30
NEUPAVER ALBERT J
Director
$6.74M
@ $188.70 · 2024-10-30
DENINNO DAVID L
General Counsel
$1.89M
@ $188.60 · 2024-10-24
SCHWEITZER PASCAL
Officer
$369,832
@ $163.57 · 2024-09-11
HAMMERSMITH ALICIA
Officer
$690,140
@ $165.54 · 2024-08-26
MENDONCA ROGERIO
Officer
$331,577
@ $165.79 · 2024-08-23
HEHIR BRIAN P
Director
$141,534
@ $165.15 · 2024-08-23
GEBHARDT ERIC
Chief Technology Officer
$1.16M
@ $156.32 · 2024-08-14
THEOPHILUS NICOLE BETH
Officer
$742,419
@ $154.64 · 2024-08-07
HEHIR BRIAN P
Director
$161,615
@ $161.62 · 2024-07-31
SBROCCO GREGORY
Officer
$275,376
@ $167.30 · 2024-05-10
NEUPAVER ALBERT J
Director
$4.70M
@ $161.63 · 2024-04-30
SCHWEITZER PASCAL
Officer
$976,410
@ $162.74 · 2024-04-29
MENDONCA ROGERIO
Officer
$637,392
@ $160.75 · 2024-04-25
MASTALERZ JOHN A JR
Officer
$609,962
@ $162.70 · 2024-04-25
DENINNO DAVID L
General Counsel
$487,010
@ $161.48 · 2024-04-25
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 →NVDA
😐Neutral(55/100)
"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.
WAB
😐Neutral(53/100)
"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.
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 →NVDA
⚪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 (55)
WAB
⚪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 (53)