Compare Stocks › ISRG vs TXN
Intuitive Surgical, Inc. (ISRG) vs Texas Instruments Incorporated (TXN)
ISRG
Intuitive Surgical, Inc.
$457.78
VS
TXN
Texas Instruments Incorporated
$280.95
Rewards
ISRG
- ★Gross margin of 66.3% indicates strong pricing power — typical of businesses with significant intellectual property or brand strength.
- ★Intuitive Surgical, Inc. scores 89/100 on the Economic Moat Score (Wide Moat), with revenue predictability as the strongest competitive dimension.
- ★Free cash flow has grown at a 37.5% CAGR over the past 4 years, demonstrating strong earnings power growth.
TXN
- ★Texas Instruments Incorporated has maintained ROIC above 10% for 4 consecutive years, suggesting solid business economics.
- ★Return on equity has consistently exceeded 20% over 4 years, indicating efficient use of shareholder capital.
- ★Dividend yield of 2.02% with a consistent or growing payout over the past 4 years.
Risks
ISRG
- ⚠FCF yield of 1.4% is below 3%, meaning the market is pricing in substantial future growth to justify the current price.
- ⚠PEG ratio of 2.96 indicates the stock is expensive relative to its expected growth — the market may be pricing in more growth than analysts project.
- ⚠7 insider sales totaling $3.1M with no purchases in the past 3 months — insiders are reducing their exposure.
TXN
- ⚠FCF yield of 1.0% is below 3%, meaning the market is pricing in substantial future growth to justify the current price.
- ⚠Trailing P/E of 48.0x is 77% above the historical average of 27.1x — the stock trades at a premium to its own history.
- ⚠16 insider sales totaling $67.5M with no purchases in the past 3 months — insiders are reducing their exposure.
Key Valuation Metrics
Learn more →ISRG
TXN
Valuation
$2.25B
Free Cash Flow
$2.60B
1.39%
FCF Yield
1.02%
55.56
Trailing P/E
48.03
38.83
Forward P/E
30.74
Quality & Moat
N/A
ROIC
17.87%
N/A
ROE
29.81%
66.29%
Gross Margin
57.32%
2.96
PEG Ratio
1.53
Balance Sheet Safety
N/A
Debt / Equity
0.84
No debt
Interest Coverage
N/A
-1.16
Net Debt / EBITDA
1.03
N/A
Dividend Yield
2.02%
ISRG: 3TXN: 4
ISRGTXN
Historical Fundamentals
Learn more →ISRG
Price ÷ Earnings Per Share — how many years of current earnings you're paying for at today's price. Lower P/E may indicate undervaluation.
TXN
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 →ISRG
Not enough historical data to compute the retained earnings test.
TXN
$3.91
created per $1 retained over 3 years
Exceptional Value Creator
Σ Retained
$1.96B
Δ Market Cap
+$7.67B
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
> $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 →ISRG
127.6% Overvalued
Price is 127.6% above estimated fair value
Current Price: $457.78
Strongly undervalued
Strongly overvalued
Fair Value: $201.12
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued
TXN
47.5% Overvalued
Price is 47.5% above estimated fair value
Current Price: $280.95
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued
Fair Value: $190.46
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued
Reverse DCF — Market-Implied Growth
Learn more →ISRG
What growth rate is the market pricing in at $458?
+24.8%
Market-Implied FCF Growth Rate
Market roughly matching historical growth — reasonable.
TXN
What growth rate is the market pricing in at $281?
+21.0%
Market-Implied Owner Earnings Growth
Standard FCF implies +30.1%
The market implies +21.0% Owner Earnings growth, above historical trends.
Standard FCF implies a demanding +30.1%, reflecting heavy growth investment.
Economic Moat Score
Learn more →ISRG
89/100
Wide Moat
70+ Wide · 40-69 Narrow · <40 None
Wide moat with strength across all dimensions. Revenue Predictability is the standout factor.
Composite score measuring competitive advantage durability across four dimensions: returns above cost of capital, pricing power stability, revenue predictability, and capital efficiency. Based on 5 years of fundamental data.
TXN
48/100
Narrow Moat
70+ Wide · 40-69 Narrow · <40 None
Narrow moat with roic consistency as the key competitive advantage. Improving reinvestment efficiency 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 →ISRG
-3.07
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.
TXN
-2.67
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 →ISRG
Insiders 0.6%Institutions 89.4%Retail & Other 10.1%
No. of Institutional Holders3,195
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.
TXN
Insiders 0.3%Institutions 90.9%Retail & Other 8.8%
No. of Institutional Holders3,157
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 →ISRG
0
Buys (3M)
0
Buys (12M)
No open market insider purchases found.
Open market purchases · includes direct & indirect ownership · excludes option exercises
TXN
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 →ISRG
7
Sells (3M)
29
Sells (12M)
Total value (12M): $69.33M
LADD AMY L
Director
$291,886
@ $471.54 · 2026-04-29
CURET MYRIAM J
Officer
$51,865
@ $493.95 · 2026-03-10
BROSIUS MARK PRESTON
Officer
$630,475
@ $487.61 · 2026-03-09
BROSIUS MARK PRESTON
Officer
$1.82M
@ $496.19 · 2026-03-05
WIDMAN FREDRIK
Officer
$181,915
@ $495.68 · 2026-03-03
WADORS PATRICIA L.
Officer
$109,936
@ $499.71 · 2026-02-27
WIDMAN FREDRIK
Officer
$65,830
@ $494.96 · 2026-02-11
CURET MYRIAM J
Officer
$65,523
@ $520.02 · 2026-01-29
CURET MYRIAM J
Officer
$122,500
@ $532.61 · 2026-01-27
BROSIUS MARK PRESTON
Officer
$2.72M
@ $547.47 · 2025-12-15
BROSIUS MARK PRESTON
Officer
$2.63M
@ $547.36 · 2025-12-12
CURET MYRIAM J
Officer
$58,230
@ $559.90 · 2025-12-10
CURET MYRIAM J
Officer
$71,124
@ $568.99 · 2025-12-01
GUTHART GARY S
Officer and Director
$13.02M
@ $570.89 · 2025-12-01
CHARLTON HENRY L
Officer
$7.96M
@ $580.00 · 2025-11-12
BARRATT CRAIG H
Director
$435,000
@ $580.00 · 2025-11-12
CURET MYRIAM J
Officer
$58,800
@ $560.00 · 2025-11-10
MILLER BRIAN EDWARD
Officer
$2.01M
@ $575.00 · 2025-11-10
WIDMAN FREDRIK
Officer
$1.14M
@ $550.00 · 2025-11-05
CURET MYRIAM J
Officer
$4.22M
@ $548.34 · 2025-10-29
BARRATT CRAIG H
Director
$1.20M
@ $548.01 · 2025-10-24
ROSA DAVID J
Chief Executive Officer
$13.41M
@ $547.55 · 2025-10-24
LADD AMY L
Director
$305,588
@ $455.42 · 2025-09-04
GUTHART GARY S
Officer and Director
$13.87M
@ $472.49 · 2025-08-29
CURET MYRIAM J
Officer
$2.22M
@ $492.48 · 2025-07-25
BROSIUS MARK PRESTON
Officer
$242,182
@ $561.91 · 2025-06-06
BROSIUS MARK PRESTON
Officer
$355,139
@ $550.60 · 2025-06-04
BROSIUS MARK PRESTON
Officer
$23,596
@ $561.81 · 2025-05-16
BROSIUS MARK PRESTON
Officer
$36,886
@ $558.88 · 2025-05-14
SAMATH JAMIE E.
Chief Financial Officer
$483,074
@ $527.95 · 2025-05-02
NACHTSHEIM JAMI DOVER K
Director
$1.25M
@ $520.00 · 2025-05-01
LADD AMY L
Director
$4.44M
@ $505.55 · 2025-04-30
DESANTIS ROBERT
Officer
$508,509
@ $513.65 · 2025-04-29
CURET MYRIAM J
Officer
$2.05M
@ $513.18 · 2025-04-25
LOEB GARY
Officer
$872,406
@ $513.18 · 2025-04-25
DESANTIS ROBERT
Officer
$5.76M
@ $499.22 · 2025-03-13
MILLER BRIAN EDWARD
Officer
$6.37M
@ $493.44 · 2025-03-12
BROSIUS MARK PRESTON
Officer
$260,725
@ $533.18 · 2025-03-07
BROSIUS MARK PRESTON
Officer
$824,991
@ $558.94 · 2025-03-06
ROSA DAVID J
President
$9.20M
@ $557.52 · 2025-03-05
CURET MYRIAM J
Officer
$1.75M
@ $577.30 · 2025-03-03
WIDMAN FREDRIK
Officer
$464,762
@ $573.78 · 2025-03-03
BROSIUS MARK PRESTON
Officer
$282,300
@ $573.78 · 2025-03-03
SAMATH JAMIE E.
Chief Financial Officer
$106,585
@ $566.94 · 2025-02-28
CURET MYRIAM J
Officer
$1.39M
@ $581.00 · 2025-02-27
SAMATH JAMIE E.
Chief Financial Officer
$61,652
@ $570.85 · 2025-02-26
Direct ownership only · excludes indirect, option exercises, planned (10b5-1) sales & derivatives
TXN
16
Sells (3M)
19
Sells (12M)
Total value (12M): $69.61M
YUNUS MOHAMMAD
Officer
$13.82M
@ $270.44 · 2026-04-29
KANE KATHARINE
General Counsel
$1.66M
@ $270.41 · 2026-04-27
BAHAI AHMAD
Officer
$982,359
@ $268.40 · 2026-04-27
RON AMICHAI
Officer
$5.00M
@ $272.43 · 2026-04-24
WITZSCHE CHRISTINE
Officer
$998,771
@ $275.52 · 2026-04-24
LEONARD SHANON J
Officer
$5.06M
@ $277.95 · 2026-04-24
LIZARDI RAFAEL R
Chief Financial Officer
$11.12M
@ $274.23 · 2026-04-24
BLUEDORN TODD M
Director
$1.18M
@ $274.25 · 2026-04-24
PATSLEY PAMELA H
Director
$1.19M
@ $276.11 · 2026-04-24
KOZANIAN HAGOP H
Officer
$1.55M
@ $225.95 · 2026-02-17
GARY MARK
Officer
$5.24M
@ $226.00 · 2026-02-11
BAHAI AHMAD
Officer
$1.50M
@ $230.79 · 2026-02-11
LIZARDI RAFAEL R
Chief Financial Officer
$15.88M
@ $221.73 · 2026-02-11
ROBERTS MARK T
Officer
$986,604
@ $221.16 · 2026-02-09
BAHAI AHMAD
Officer
$670,387
@ $223.46 · 2026-02-05
BLINN MARK A
Director
$696,647
@ $221.58 · 2026-02-05
KIRK RONALD
Director
$1.62M
@ $162.33 · 2025-11-24
WITZSCHE CHRISTINE
Officer
$164,306
@ $164.31 · 2025-11-13
BAHAI AHMAD
Officer
$308,030
@ $205.35 · 2025-08-25
TEMPLETON RICHARD K
Chairman of the Board
$19.85M
@ $195.41 · 2025-02-28
TEMPLETON RICHARD K
Chairman of the Board
$38.65M
@ $199.20 · 2025-02-26
TEMPLETON RICHARD K
Chairman of the Board
$39.32M
@ $202.70 · 2025-02-24
CLARK JANET F
Director
$1.23M
@ $203.62 · 2025-02-24
BLINN MARK A
Director
$1.17M
@ $189.89 · 2025-02-19
LEONARD SHANON J
Officer
$401,241
@ $186.62 · 2025-02-18
BLINN MARK A
Director
$106,617
@ $180.71 · 2025-02-04
KIRK RONALD
Director
$2.14M
@ $203.33 · 2024-11-25
GARY MARK
Officer
$3.49M
@ $219.82 · 2024-11-08
ILAN HAVIV
Chief Executive Officer
$2.88M
@ $219.30 · 2024-11-08
YUNUS MOHAMMAD
Officer
$1.81M
@ $216.94 · 2024-11-07
BAHAI AHMAD
Officer
$472,514
@ $217.25 · 2024-11-07
LIZARDI RAFAEL R
Chief Financial Officer
$10.19M
@ $217.16 · 2024-11-07
GARY MARK
Officer
$940,296
@ $214.83 · 2024-11-06
WITZSCHE CHRISTINE
Officer
$27,941
@ $211.67 · 2024-11-06
ILAN HAVIV
Chief Executive Officer
$5.29M
@ $211.50 · 2024-11-06
SANCHEZ ROBERT E
Director
$2.09M
@ $208.80 · 2024-10-25
RON AMICHAI
Officer
$2.76M
@ $213.72 · 2024-08-29
GARY MARK
Officer
$3.22M
@ $212.63 · 2024-08-29
ROBERTS MARK T
Officer
$1.00M
@ $213.08 · 2024-08-29
PATSLEY PAMELA H
Director
$1.29M
@ $212.43 · 2024-08-29
BAHAI AHMAD
Officer
$892,427
@ $209.98 · 2024-08-27
YUNUS MOHAMMAD
Officer
$789,215
@ $208.90 · 2024-08-26
ILAN HAVIV
Chief Executive Officer
$251,324
@ $209.44 · 2024-08-26
GARY MARK
Officer
$939,037
@ $207.20 · 2024-08-23
KNECHT JULIE C.
Officer
$1.63M
@ $209.49 · 2024-08-23
LEONARD SHANON J
Officer
$588,301
@ $208.91 · 2024-08-23
HOBBY JEAN M
Director
$4.37M
@ $205.71 · 2024-08-22
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 →ISRG
😐Neutral(43/100)
"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.
TXN
😏Greed(69/100)
"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 →ISRG
⚪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 (43)
TXN
⚪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 (69)